CN202455874U - Threshing and separating device of combine harvester - Google Patents
Threshing and separating device of combine harvester Download PDFInfo
- Publication number
- CN202455874U CN202455874U CN2012200173276U CN201220017327U CN202455874U CN 202455874 U CN202455874 U CN 202455874U CN 2012200173276 U CN2012200173276 U CN 2012200173276U CN 201220017327 U CN201220017327 U CN 201220017327U CN 202455874 U CN202455874 U CN 202455874U
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- Prior art keywords
- threshing
- feeding
- separating device
- wheel
- combine harvester
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Abstract
The utility model discloses a threshing and separating device of a combine harvester. The threshing and separating device comprises a threshing device consisting of a threshing roller and a threshing concave, the downstream of the threshing device is provided with a feeding wheel connected with a separating device, and a beater for beating crops is arranged between the threshing roller and the feeding wheel. The threshing and separating device of the combine harvester can be used for effectively increasing the feeding quantity for the combine harvester, reducing crop loss in a working process, and further increasing the efficiency of threshing and separating, and has very good practicability.
Description
Technical field
The utility model relates to the combine technical field, relates in particular to a kind of threshing and separating device of combine harvester.
Background technology
The domestic existing combine installed threshing separators of cutting stream and crossing current combination that adopt more, feeding threshing cylinder in crop tangential tangentially gets in the separation chamber after threshing; Under the effect of separation barrel that vertically is provided with and upper cover plate, crop is screw longitudinally, accomplishes further threshing; Cereal separates with the original text grass simultaneously; Cereal, clever chaff fall into the cleaning room of separation barrel bottom and clean, and the original text grass is discharged body from the end of separation chamber, but two problems of this structure ubiquity: the one, because machine-wide has limited the length of threshing cylinder; Make the separating power of machine be difficult to improve, feed quantity also is restricted; The 2nd, when machine bad adaptability, particularly crop are moist, because disengaging time is limited; Crop is separated well, cause damage, and when crop is dry; There is more broken grass to get into cleaning room again, causes cleaning load big, and then cause cleaning loss big with cereal.
China practicality patent ZL200820090581.2 once disclosed a kind of cut flow roller and added vertical single axial stream drum threshing separator; Its position between cut flow roller and feeding-wheel is provided with grass pressing wheel; Crop carried out entering in the separation chamber after the compacting separate, like this not only bad for the separating of cereal and original text grass, and because the diameter of grass pressing wheel is less; When the crop length of feeding was long and relatively moister, phenomenon of blocking took place easily.
The utility model content
The utility model technical problem to be solved is: a kind of threshing and separating device of combine harvester is provided, and this device can improve separation efficiency for threshing effectively, reduces loss.
For solving the problems of the technologies described above; The technical scheme of the utility model is: threshing and separating device of combine harvester; Comprise sheller unit, said sheller unit comprises threshing cylinder and threshing concave plate, and the downstream of said sheller unit are provided with feeding-wheel; Said feeding-wheel connects separator, is provided with between said threshing cylinder and the feeding-wheel to be used for check drum that crop is hit.
As a preferred implementation; Said separator comprises the separation chamber and vertically is arranged on the separation barrel in the said separation chamber; Said separation chamber comprises and separates notch board and be arranged on the said upper cover plate that separates the notch board top; Said separation notch board is provided with plurality of separate through hole or slit, and the end of said separation chamber is provided with discharge gate.
As a preferred implementation, said check drum has identical linear velocity with feeding-wheel.
After having adopted technique scheme; The beneficial effect of the utility model is: be used for check drum that crop is hit owing between threshing cylinder and feeding-wheel, be provided with; Then can make crop in getting into the separation chamber, keep more open state; So relatively help separation barrel to its further separation, and because check drum has suitable diameter, so crop generally phenomenon of blocking can not take place herein.
Owing on the separation notch board, be provided with plurality of separate through hole or slit; The end of separation chamber is provided with discharge gate; Then after the separation in crop nearly step of process in the separation chamber; Cereal, clever chaff etc. can drop down from separate through hole or slit, and bigger foreign material such as original text grass can be discharged by terminal discharge gate from the separation chamber.
Because check drum has identical linear velocity with feeding-wheel; Then when feeding; The crop amount that can guarantee process check drum tangential direction is identical with the crop amount of process feeding-wheel tangential direction, thereby has avoided crop blockage phenomenon herein, guarantees that the crop conveying is smooth.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Accompanying drawing is the structural representation of the utility model embodiment;
Among the figure: 1. break away from cylinder; 2. check drum; 3. threshing concave plate; 31. threshing through hole or slit; 4. feeding-wheel; 41. feeding tooth; 5. separation barrel; 6. separation notch board; 7. upper cover plate; 8. discharge gate; 9. hit the roller slide plate.
Embodiment
Shown in accompanying drawing; Structural representation for threshing and separating device of combine harvester; This device comprises sheller unit; Said release unit comprises disengaging cylinder 1 and threshing concave plate 3, on said threshing concave plate 3, is provided with some threshing through holes or slit 31, and the below in said threshing through hole or slit 31 is communicated with the cleaning room (not shown).
The downstream of said disengaging cylinder 1 are provided with feeding-wheel 4; Said feeding-wheel 4 is provided with some feeding teeth 41; Between said disengaging cylinder 1 and feeding-wheel 4, be provided with a check drum 2; The effect herein of said check drum 2 is with hitting through the crop that breaks away from the entering of cylinder 1 tangential direction, make it more open, being convenient to later further separation.
The below of said feeding-wheel 4 is provided with hits roller slide plate 9; The downstream of said feeding-wheel 4 connect separator; The separator here comprises the separation chamber and vertically is arranged at the separation barrel 5 in the said separation chamber; Said separation chamber comprises and separates notch board 6 and be arranged at the said upper cover plate 7 that separates notch board 6 tops; On said separation notch board 6, be provided with plurality of separate through hole or slit (not shown), the below of said separation notch board 6 is provided with cleaning room, and the end in said separation chamber also is provided with discharge gate 8 simultaneously.
The course of work of this threshing and separating device of combine harvester is:
Crop at first gets into sheller unit through the tangential that breaks away from cylinder 1, and under the flailing action that breaks away from cylinder 1, a part of seed gets in the cleaning room of below through threshing through hole on the threshing concave plate 3 or slit 31; Foreign material such as another part seed and original text grass are along the rear portion tangential motion of threshing concave plate 3; Under the strike effect of check drum 2, the original text grass that is mingled with seed becomes more loose, on feeding-wheel 4, gets in the separation chamber under the effect of feeding tooth 41 then; At this moment; The said roller slide plate 9 that hits can prevent that crop from the phenomenon of backward taking place, and under the effect of the separation barrel that vertically is provided with 5 and upper cover plate 7, crop is screw longitudinally; Accomplish further threshing; Simultaneously cereal separates with the original text grass, and cereal, clever chaff are cleaned through the cleaning room that separates through hole or slit and fall into the below, and the foreign material that last original text grass etc. the are bigger discharge gate 8 terminal from the separation chamber discharged.
In addition; Said check drum 2 has identical linear velocity in the running with feeding-wheel 4; The crop amount that can guarantee process check drum 2 tangential directions like this is identical with the crop amount of process feeding-wheel 4 tangential directions, thereby has avoided crop blockage phenomenon herein, guarantees that the crop conveying is smooth.
The utility model is not limited to above-mentioned embodiment, and all are based on the technical conceive of the utility model, and the structural improvement of having done all falls among the protection domain of the utility model.
Claims (3)
1. threshing and separating device of combine harvester; Comprise sheller unit; Said sheller unit comprises threshing cylinder and threshing concave plate; The downstream of said sheller unit are provided with feeding-wheel, and said feeding-wheel connects separator, it is characterized in that: be provided with between said threshing cylinder and the feeding-wheel and be used for check drum that crop is hit.
2. threshing and separating device of combine harvester as claimed in claim 1; It is characterized in that: said separator comprises the separation chamber and vertically is arranged on the separation barrel in the said separation chamber; Said separation chamber comprises and separates notch board and be arranged on the said upper cover plate that separates the notch board top; Said separation notch board is provided with plurality of separate through hole or slit, and the end of said separation chamber is provided with discharge gate.
3. according to claim 1 or claim 2 threshing and separating device of combine harvester, it is characterized in that: said check drum has identical linear velocity with feeding-wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200173276U CN202455874U (en) | 2012-01-15 | 2012-01-15 | Threshing and separating device of combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200173276U CN202455874U (en) | 2012-01-15 | 2012-01-15 | Threshing and separating device of combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202455874U true CN202455874U (en) | 2012-10-03 |
Family
ID=46904089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200173276U Expired - Lifetime CN202455874U (en) | 2012-01-15 | 2012-01-15 | Threshing and separating device of combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202455874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973648A (en) * | 2017-05-15 | 2017-07-25 | 河南科技大学 | A kind of millet threshing mechanism |
-
2012
- 2012-01-15 CN CN2012200173276U patent/CN202455874U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973648A (en) * | 2017-05-15 | 2017-07-25 | 河南科技大学 | A kind of millet threshing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee after: LOVOL HEAVY INDUSTRY CO., LTD. Address before: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee before: Futian Leiwo International Heavy Industry Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |