CN203015491U - Double-sieve-face fish-scale type screening box of harvester - Google Patents
Double-sieve-face fish-scale type screening box of harvester Download PDFInfo
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- CN203015491U CN203015491U CN 201220683012 CN201220683012U CN203015491U CN 203015491 U CN203015491 U CN 203015491U CN 201220683012 CN201220683012 CN 201220683012 CN 201220683012 U CN201220683012 U CN 201220683012U CN 203015491 U CN203015491 U CN 203015491U
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Abstract
A double-sieve-face fish-scale type screening box of a harvester comprises a box body, a front baffle, a bearing, an upper shaking plate, a front sorting plate, a back sorting plate, two screening plate assemblies, a guide plate, a straw screening device, a screen mesh, a press plate, a baffle, a long baffle, a guide plate, and a lower shaking plate. The front baffle, the bearing, and the upper shaking plate are arranged at the front end of the box body. The two screening plate assemblies are arranged in the middle section of the box body. The straw screening device is arranged at the front end of the box body. According to the double-sieve-face fish-scale type screening box of the harvester, time for screened matters staying in a screening box is increased, cleaning degree is improved, falling speed of seed particles is quickened, and grain throwing phenomena are prevented from occurring. Moreover, installation angles of the two screening plate assemblies do not mutually influenced, and can be adjusted according to working conditions. The double-sieve-face fish-scale type screening box solves the problem of graining throwing phenomenon of an existing harvester, and is suitable for popularization and application.
Description
Technical field
The utility model is applicable to the grain header technical field, particularly relates to the grain header screen box.
Background technology
Combine can once complete cereal harvesting, threshing, separation cane, remove the operation such as assorted excess, it is less that track combine is compared wheel joint grain header overall dimensions, more compact structure; The more functional parts that need to arrange in track combine limited space, therefore, this just needs each parts to have stable performance, high reliability, detachable maintaining characteristics easily.The core component of combine is threshing cleaning unit, and screen box is the vitals in core.Existing combine common configuration individual layer scale type screen box can be competent at the common output of cereal and low-producing field operation.When running into cereal high yield good harvest, easily produce and throw the grain phenomenon.Although can increase seed by the modes such as angle of regulating the fish scale sieve by capacity and the speed of screen box, although alleviated the phenomenon of throwing grain, but also have the residual of a large amount of assorted excess such as short cane in seed, the cereal kernel cleannes have reduced a lot, just need to re-start and once clean separation, expend a large amount of engine powers.
The utility model content
The utility model purpose proposes a kind of grain of avoiding throwing for above-mentioned technological deficiency, improves simultaneously the grain header double-decker scale type screen box of cereal cleannes.
The utility model solves the problems of the technologies described above the technical scheme that adopts: the two compass screen surface scale type screen boxes of a kind of grain header comprise casing, front apron, bearing, upper shuttle board, front sorting plate, rear sorting plate, screen plate combination, guide plate, stalk screening plant, screen cloth, press strip, baffle plate, long baffle plate, guide plate, lower shuttle board; Described front apron, bearing and upper shuttle board are arranged on described casing front end; Described screen plate is combined as two groups, tilts to be arranged on described casing stage casing; Described stalk screening plant is arranged on described box back, and described stalk screening plant comprises that tooth plate frame, stalk screen tooth plate, tooth plate is won in succession, and described stalk screen plate is fixed on described casing by described tooth plate frame and described tooth plate connecting plate; Described screen cloth, lower shuttle board, press strip are arranged on described bottom half, and described press strip be used for to be installed fixing described screen cloth, and described baffle plate is arranged on the bottom of described casing, are used for preventing that air-flow that blower fan is sent to screen box from blowing out from the below of screen box afterbody.
As further improvement of the utility model, the combination of described screen plate comprises that capsomere screen plate, some screen plates one, some screen plates two, capsomere screening connect pulls, and described capsomere screen plate is fixed on described casing two inboards; Described screen plate one, screen plate two tilt to be fixed on described capsomere screen plate and described capsomere screening connecting plate, form compass screen surface, for being flexibly connected, the setting angle of described screen plate one, screen plate two can be adjusted in the certain angle scope with described capsomere screen plate, capsomere screening connecting plate for described screen plate one, screen plate two.
As further improvement of the utility model, also be provided with guide plate on described casing, be provided with circular-arc long waist shaped hole on described guide plate, described guide plate and described screen plate two are connected to a fixed, can regulate by described guide plate the inclined installation angle of setting described screen plate two, and then set the angle of inclination of described screen plate one.
As further improvement of the utility model, described screen plate one with the horizontal setting angle scope of screen plate two is: 22 ° ~ 67 °.
As further improvement of the utility model, be provided with sorting plate before described screen plate combination, be used for stopping that the long shoot stalk falls in described casing, prevent that described screen cloth from stopping up.
The utility model replaces two groups of screen plate combinations of tilting to install the screen plate combination of same aspect, increased the time of seed delay screen box, cleannes have been improved, strengthened the falling speed of seed, prevent and throw the grain phenomenon, and the angle of the two groups of screen plate combinations in front and back is independent of each other, can adjust accordingly according to operating mode, the utility model has solved present combine and has thrown grain problem, suitable applying.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is plan structure schematic diagram of the present utility model;
Fig. 3 is the A-A sectional structure schematic diagram of Fig. 1;
Fig. 4 is the structural representation of stalk screening plant.
In figure: 1. front nylon baffle, 2. go up shuttle board, 3. front sorting plate, 4. screen plate one, 5. capsomere screen plate, 6. screen plate two, 7. capsomere screening connecting plate, 8. rear sorting plate, 9. casing, 10. nylon baffle, 11. guide plate, 12. screen clothes, 13. press strips, 14. bearing, 15. stalk screening plants, 16. screen plate combinations, 17. the tooth plate frame, 18. stalk screening tooth plates, 19. tooth plate connecting plates.
Embodiment
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
as shown in drawings, the two compass screen surface scale type screen boxes of a kind of grain header comprise casing 9, front nylon baffle 1, bearing 14, upper shuttle board 2, front sorting plate 3, rear sorting plate 8, screen plate combination 16, guide plate 11, stalk screening plant 15, screen cloth 12, press strip 13, nylon baffle 10, guide plate, lower shuttle board, front nylon baffle 1, bearing 14 and upper shuttle board 2 are arranged on described casing 9 front ends, screen box is fixed on the combine frame by bearing 14, front nylon baffle 1 is used for stopping that emersion object dishes out from the screen box front end, upper shuttle board 2 is with emersion object throwing backward, upper shuttle board 2 ends are provided with front sorting plate 3, prevent that stalk from falling into casing 9 inside from the gap between shuttle board and screen plate combination 16, stop up screen cloth 12, screen plate combination 16 is two groups, is 5 ° of overturning angles and is arranged on casing 9 stage casings, with two very long compass screen surfaces that the compass screen surface combination replacement is original, between two groups of screen plates combination 16, rear sorting plate 8 is installed, prevents that stalk from falling into casing 9 inside from the gap between two groups of screen plates combinations 16, stop up screen cloth 12, lower the seed cleannes, one group of screen plate combination 16 comprises that 2 capsomere screen plates 5,11 screen plates 1,1 screen plate 26,2 capsomeres screen to connect and pull 7, article one, capsomere screen plate 5 and a capsomere screening connecting plate 7 are one group, and capsomere screen plate 5 is fixed on two inboards of casing 9, screen plate 1, the both ends of screen plate 26 respectively are provided with two fixing point are installed, one is used for being connected and fixed capsomere screen plate 5, one is used for connecting capsomere screening connecting plate 7, screen plate 1 and screen plate 1, screen plate 26 and screen plate one 4 space 30mm, being 44.5 ° of overturning angles is fixed on capsomere screen plate 5 and capsomere screening connecting plate 7, certainly, in other embodiments, screen plate 1, the space distance of screen plate 26 can be done suitable adjustment according to actual condition, screen plate 1, the horizontal setting angle of screen plate 26 can be between 22 ° ~ 67 ° arbitrarily angled, screen plate 1, screen plate 26 form compass screen surface, screen plate 1, screen plate 26 are flexible connection with capsomere screen plate 5, capsomere screening connecting plate 7, can relatively rotate, also be provided with guide plate 11 on casing 9, be provided with circular-arc long waist shaped hole on guide plate 11, guide plate 11 can rotate to an angle on casing 9, guide plate 11 is connected to a fixed with screen plate 26, screen plate 26 rotates along with the rotation of guide plate 11, can regulate by guide plate 11 inclined installation angle of setting screen plate 26, and then can adjust and set the mounting inclination angle degree of screen plate 1, stalk screening plant 15 is arranged on casing 9 rear ends, and stalk screening plant 15 comprises that tooth plate frame 17, stalk screening tooth plate 18, tooth plate win 19 in succession, and the stalk screen plate is fixed on casing 9 by tooth plate frame 17 and tooth plate connecting plate 19, screen cloth 12, lower shuttle board, press strip 13 are arranged on casing 9 bottoms, and press strip 13 is used for fixed grit 12 is installed, and nylon baffle 10 is fixed on lower box, is used for stopping that wind blows out from the below of screen box afterbody.
During work, emersion object falls on the screen box surface, retroject under the effect of shake, drop on the enterprising row filter of compass screen surface of two groups of screen plate combinations 16, young grain and dust after screening are fallen in screen box, and screen cloth 12 carries out further cleaning screening, obtain at last clean full young grain, stalk moves outside the eliminating machine on screen box backward, completes the screening operation of emersion object.
The above is only preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. the two compass screen surface scale type screen boxes of grain header, is characterized in that: comprise casing, front apron, bearing, upper shuttle board, front sorting plate, rear sorting plate, screen plate combination, guide plate, stalk screening plant, screen cloth, press strip, baffle plate, long baffle plate, guide plate, lower shuttle board; Described front apron, bearing and upper shuttle board are arranged on described casing front end; Described screen plate is combined as two groups, tilts to be arranged on described casing stage casing; Described stalk screening plant is arranged on described box back, and described stalk screening plant comprises tooth plate frame, stalk screening tooth plate, wins in succession, and described stalk screen plate is fixed on described casing by described tooth plate frame and described connecting plate; Described screen cloth, lower shuttle board, press strip are arranged on described bottom half, and described press strip is used for installing fixing described screen cloth, and described baffle plate is arranged on described lower box.
2. two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 1, it is characterized in that: the setting angle of described screen plate combination is: 5 °.
3. two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 1, it is characterized in that: the combination of described screen plate comprises that capsomere screen plate, some screen plates one, some screen plates two, capsomere screening connect pulls, and described capsomere screen plate is fixed on described casing two inboards; Described screen plate one, screen plate two tilt to be fixed on described capsomere screen plate and described capsomere screening connecting plate, form compass screen surface, for being flexibly connected, setting angle can be adjusted in the certain angle scope with described capsomere screen plate, capsomere screening connecting plate for described screen plate one, screen plate two.
4. two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 3, it is characterized in that: the setting angle scope of described screen plate one, screen plate two is: 22 ° ~ 67 °.
5. two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 3, it is characterized in that: the setting angle of described screen plate one, screen plate two is: 44.5 °.
6. two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 1, it is characterized in that: also be provided with guide plate on described casing, be provided with circular-arc long waist shaped hole on described guide plate, described guide plate and described screen plate two are connected to a fixed, can regulate by described guide plate the inclined installation angle of setting described screen plate two, and then set the inclined installation angle of described screen plate one.
7. the two compass screen surface scale type screen boxes of a kind of grain header as claimed in claim 1, is characterized in that: be provided with sorting plate before described screen plate combination, be used for stopping that the long shoot stalk falls in described casing, prevent that described screen cloth from stopping up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220683012 CN203015491U (en) | 2012-12-12 | 2012-12-12 | Double-sieve-face fish-scale type screening box of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220683012 CN203015491U (en) | 2012-12-12 | 2012-12-12 | Double-sieve-face fish-scale type screening box of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203015491U true CN203015491U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220683012 Expired - Fee Related CN203015491U (en) | 2012-12-12 | 2012-12-12 | Double-sieve-face fish-scale type screening box of harvester |
Country Status (1)
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| CN (1) | CN203015491U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612996A (en) * | 2016-12-27 | 2017-05-10 | 江苏大学 | Combined harvester sorting sieve with sieve piece spacing and oblique angle adjustable |
| CN110896739A (en) * | 2019-11-15 | 2020-03-24 | 河北铠嘉机械制造有限公司 | Negative pressure winnowing structure and thresher |
| US11877538B1 (en) | 2022-08-30 | 2024-01-23 | Calmer Holding Company, Llc | Threshing grains and legumes utilizing concaves with adjustable openings |
| USD1031792S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Round bar concave |
| USD1031793S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Separating grate |
| USD1031791S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Straight bar concave |
| USD1032666S1 (en) | 2022-08-30 | 2024-06-25 | Calmer Holding Company, Llc | MOG limiting subassembly for combine concave |
-
2012
- 2012-12-12 CN CN 201220683012 patent/CN203015491U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612996A (en) * | 2016-12-27 | 2017-05-10 | 江苏大学 | Combined harvester sorting sieve with sieve piece spacing and oblique angle adjustable |
| CN110896739A (en) * | 2019-11-15 | 2020-03-24 | 河北铠嘉机械制造有限公司 | Negative pressure winnowing structure and thresher |
| US11877538B1 (en) | 2022-08-30 | 2024-01-23 | Calmer Holding Company, Llc | Threshing grains and legumes utilizing concaves with adjustable openings |
| USD1031792S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Round bar concave |
| USD1031793S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Separating grate |
| USD1031791S1 (en) | 2022-08-30 | 2024-06-18 | Calmer Holding Company, Llc | Straight bar concave |
| USD1032666S1 (en) | 2022-08-30 | 2024-06-25 | Calmer Holding Company, Llc | MOG limiting subassembly for combine concave |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20171212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |