CN105537115A - Cleaning mechanism and harvester thereof - Google Patents
Cleaning mechanism and harvester thereof Download PDFInfo
- Publication number
- CN105537115A CN105537115A CN201510903220.XA CN201510903220A CN105537115A CN 105537115 A CN105537115 A CN 105537115A CN 201510903220 A CN201510903220 A CN 201510903220A CN 105537115 A CN105537115 A CN 105537115A
- Authority
- CN
- China
- Prior art keywords
- grain
- scourclean
- air
- stop structure
- dressing mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
Abstract
The invention provides a cleaning mechanism and a harvester thereof. The cleaning mechanism comprises a cleaning cylinder; the cleaning cylinder has a grain outlet, a grain inlet and an air outlet for connecting with a fan; the cleaning cylinder is additionally provided with a stop structure for dispersing and loosening grains in winnowing; and the stop structure is positioned in a winnowing path of the cleaning cylinder, and is an inverted cone structure. An air volume adjusting hole and an air volume adjusting plate are arranged at the upper end of the cleaning cylinder; and a grain unloading hole and a baffle plate corresponding to the grain unloading hole are arranged on the side surface of the cleaning cylinder. The structure is adopted; when the grains enter the cleaning cylinder from a hoisting cylinder, the grains perform a up-down reciprocating motion in the cleaning cylinder in the air speed change process; and the grains are dispersed under the effect of the inverted cone, and are easier to be fluffy, so that the fan is convenient to discharge impurities in the grains out of a machine body, the grain cleanness is improved, and the loss rate is reduced. The air volume can be manually adjusted by using the air volume adjusting plate according to actual demands to reduce the grain loss; and when the grains are blocked in the hoisting cylinder, the grains can be autonomously unloaded through the baffle plate to relieve the blockage.
Description
Technical field
The invention belongs to technical field of agricultural machinery, particularly relate to a kind of dressing mechanism and harvester thereof.
Background technology
Grain combine is called for short united reaper, gathers in the combination machine machinery of crops exactly, is the operation such as harvesting, threshing, separation cane, the assorted excess of removing that once can complete cereal crops, directly obtains the harvest machinery of grain from field.
In the prior art, known technology is carrying out combing with centrifugal blower to being about to lighter impurity in the cereal separated from screen cloth, and the impurity in grain blows out outside body by the wind utilizing blower fan blow out.
So in existing dressing mechanism, be difficult to carry out systematic selection by winnowing to cereal, when cereal is slightly moist formed one or when being bundled together by long shoot stalk the air output of blower fan be difficult to comprehensively permeate cereal completely, can cause cleaning unclean.
Its air outlet of existing dressing mechanism is fixed size, in order to adapt to cleaning of varying environment or variety classes grain, regulate air quantity from the power adjusting of blower fan, air quantity can be caused in multiple situation excessive and blown out by grain, or air quantity is too small can only to clean sordid situation.
And, when united reaper harvesting speed exceedes certain speed per hour, because harvesting speed is fast, the amount of the grain that threshing is got off is just many, now often there is such situation: because the infiltrating area of blower fan is little, air quantity is excessive or too small, and grain can not be cleared up timely, there will be grain and lighter cereal, to be discharged body outer or clean clean, and loss late improves greatly.
Summary of the invention
The deficiencies in the prior art in view of the above, the object of the present invention is to provide a kind of dressing mechanism, to reduce the loss of part grain in quick watering and separation procedure and to improve the cleannes of grain.
For achieving the above object and other relevant objects, technical solution of the present invention is as follows:
A kind of dressing mechanism, comprise scourclean, described scourclean has grain outlet, grain-entering mouth and the air outlet for being connected with blower fan, and be also provided with in described scourclean for making grain spread fluffy stop structure during selection by winnowing, described stop structure is positioned on the selection by winnowing path of scourclean.
Adopt said structure, can to spread after on stop structure or fluffy when grain impinges upon, then through selection by winnowing, be convenient to blower fan and the impurity in grain is discharged body, improve grain clear cleanliness and reduce loss late.
As preferably: described stop structure is arranged on scourclean top, and is positioned at the top of grain-entering mouth and grain outlet, and stop structure bottom has the external profile surface of inclination, and its section of outline increases from the bottom to top gradually.Form the inclined plane expanded from the bottom to top, be convenient to spread after grain clashes into stop structure come.
As preferably: described stop structure is vertebral body structure.Structure is simply convenient to manufacture, and can be circular cone or pyramid etc.
As preferably: described stop structure top is taper surface.Avoid the accumulation of grain.
As preferably: described scourclean upper end is horizontally arranged with bracing frame, and described stop structure is arranged on bracing frame by support bar.
As preferably: described scourclean has top cover, described top cap central forms described air outlet, described top cover also offers air quantity adjustment hole, top cover is provided with the air-flow plate corresponding with air quantity adjustment hole, this air-flow plate gear is at described air quantity adjustment hole place.
Be convenient to the adjustment of air quantity, to adapt to the selection by winnowing of variety classes grain, when air quantity is excessive, air-flow plate blocking air quantity adjustment hole can be reduced, carry out reduced pressure treatment in scourclean.
As preferably: described air-flow plate is annular, air-flow plate offering for the wind adjusting hole of air-out and for regulating the bar hole of air-flow plate and top cover relative position, being fixed by the screw be located in bar hole between described air-flow plate and top cover.
Loop configuration, is convenient to regulate by rotating, easy to operate.
As preferably: described air quantity adjustment hole and wind adjusting hole are mounting hole.
As preferably: described scourclean sidewall offers auxiliary unloading hole, and described unloading hole is provided with baffle plate.
As preferably: described baffle plate is the soft plate being arranged on scourclean outer wall, is attached on described scourclean outer wall, is sealed in unloading hole when selection by winnowing under suction function.By the unloading of baffle plate place, and further blocking can be avoided when grain blocks in enhancing tube.
The present invention provides a kind of harvester simultaneously, comprises above-mentioned a kind of dressing mechanism.
As mentioned above, the invention has the beneficial effects as follows: when grain enters into scourclean from enhancing tube, grain is pumped in wind speed change procedure in scourclean, cereal spreads under the effect of reverse taper, make it more easily fluffy, be convenient to blower fan and the impurity in grain is discharged body, improve grain clear cleanliness and reduce loss late.This structure is easy to operate, fan delivery can carry out manual adjustments with air-flow plate according to actual needs, reduces grain loss; When cereal blocks in enhancing tube, class is by the unloading alleviation voluntarily of baffle plate place.
Accompanying drawing explanation
Fig. 1 is stereogram of the present invention;
Fig. 2 is sectional view of the present invention;
Fig. 3 is the top view of scourclean part of the present invention.
Piece mark explanation
1 scourclean
11 grain-entering mouths
12 grain outlets
13 air outlets
14 top covers
15 bracing frames
16 discharge pipes
17 screws
18 air quantity adjustment holes
2 stop structures
3 support bars
4 air-flow plates
41 wind adjusting holes
42 bar holes
5 baffle plates
Detailed description of the invention
By particular specific embodiment, embodiments of the present invention are described below, person skilled in the art scholar the content disclosed by this description can understand other advantages of the present invention and effect easily.
As shown in Figure 1 to Figure 3, a kind of dressing mechanism, comprise scourclean 1, described scourclean 1 lower end is grain outlet 12, side opening is provided with grain-entering mouth 11, upper end offers the air outlet 13 for being connected with blower fan, to be connected with blower fan by air outlet 13 during use and to make to produce negative pressure in scourclean 1, form selection by winnowing path (or being called selection by winnowing passage) from the bottom to top, also be provided with in scourclean 1 for making grain spread fluffy stop structure 2 during selection by winnowing, described stop structure 2 is positioned on the selection by winnowing path of scourclean 1.
In this example, stop structure 2 is arranged on scourclean 1 top, and be positioned at the top of grain-entering mouth 11 and grain outlet 12, stop structure 2 bottom has the external profile surface of inclination, its section of outline increases from the bottom to top gradually, so arrange and grain can be made to be broken up by the external profile surface that stop structure 2 tilts in the process upwards run and spread, make selection by winnowing more thorough.
In this example, stop structure 2 bottom is rounding vertebral body structure, in order to weight reduction is designed to conical shell, also can be inverted pyramid structure etc. in other embodiments.As long as the structure that it is expanded from the bottom to top can be met.
In order to prevent grain in the accumulation of stop structure 2 upper end, stop structure 2 top is also conical shell, and its taper surface makes grain can landing automatically.
In this example, scourclean 1 upper end is horizontally arranged with bracing frame 15, stop structure 2 is arranged on bracing frame 15 by support bar 3, support bar 3 upper end is fixed on bracing frame 15 upper and lower side through center, stop structure 2 upper and lower, and fixes with upper taper housing and bottom back taper housing.Conical shell is greater than the bore of air outlet 13 in the projected area of vertical direction, is sucked out to avoid grain.
Further, scourclean 1 has top cover 14, top cover 14 center is provided with discharge pipe 16, described air outlet 13 is formed centrally in discharge pipe 16, on described top cover 14, the periphery of air outlet 13 also offers air quantity adjustment hole 18, top cover 14 is provided with the air-flow plate 4 corresponding with air quantity adjustment hole 18, this air-flow plate 4 is in annular, and gear is at described air quantity adjustment hole 18 place, the size hiding air quantity adjustment hole 18 by adjusting air-flow plate 4 can adjust the wind-force size of selection by winnowing, is equivalent to play pressure release effect.
In order to regulate more easily, air-flow plate 4 offer for the wind adjusting hole 41 of air-out and for regulating the bar hole 42 of air-flow plate 4 and top cover 14 relative position, fixed by the screw 17 be located in bar hole 42 between described air-flow plate 4 and top cover 14, screw 17 lower end is connected with bracing frame 15.Air quantity adjustment hole 18 and wind adjusting hole 41 are mounting hole, are respectively two, and are symmetrical arranged; Same bar hole 42 is also two, and the mode be convenient to by rotating regulates.
Because grain is normally delivered to scourclean 1 by enhancing tube, if scourclean 1 place's unloading not in time, the grain in enhancing tube and scourclean 1 may be caused to block, and then cause enhancing tube and scourclean 1 to be damaged, block in enhancing tube to prevent grain, described scourclean 1 sidewall offers auxiliary unloading hole (not shown), and this unloading hole is provided with baffle plate 5.Baffle plate 5 unloading can be opened when blocking.On scourclean 1 outer wall, be provided with the pipeline be connected with enhancing tube in this example, described baffle plate 5 is arranged on the junction of this pipeline and scourclean 1, can be other positions of scourclean 1 outer wall in other embodiments.
Further, in this example, baffle plate 5 is for being arranged on the soft plate of scourclean 1 outer wall, is attached on described scourclean 1 outer wall, is sealed in unloading hole when selection by winnowing under suction function; When blower fan cuts out, because negative pressure in scourclean 1 disappears, grain from grain unloading mouth automatic-extrusion, and can avoid further blocking when accumulating too much.Baffle plate 5 can be rubber etc.
The present invention provides a kind of harvester simultaneously, comprises above-mentioned a kind of dressing mechanism.
The present invention, when grain enters into scourclean 1 from enhancing tube, grain is pumped in wind speed change procedure in scourclean 1, cereal spreads under the reverse taper effect of stop structure 2, make it more easily fluffy, be convenient to blower fan and the impurity in grain is discharged body, improve grain clear cleanliness and reduce loss late.Cleannes are high, it is little, easy to operate to lose, fan delivery can carry out manual adjustments with air-flow plate 4 according to actual needs, reduce grain loss; When cereal blocks in enhancing tube, its baffle plate 5 can spontaneous remission; Cereal is easy to blower fan in fluffy state and cleans in scourclean 1.
It should be noted that, if air outlet 13 is arranged on scourclean 1 bottom, wind direction from the bottom to top, also belongs to distortion of the present invention.Also or grain-entering mouth 11 be positioned at above stop structure, grain to be fallen on stop structure diffusion by gravity and is come, and selection by winnowing direction is that transverse direction or vertical direction also belong to protection category of the present invention.
Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. a dressing mechanism, it is characterized in that: comprise scourclean, described scourclean has grain outlet, grain-entering mouth and the air outlet for being connected with blower fan, also be provided with in described scourclean for making grain spread fluffy stop structure during selection by winnowing, described stop structure is positioned on the selection by winnowing path of scourclean.
2. a kind of dressing mechanism according to claim 1, it is characterized in that: described stop structure is arranged on scourclean top, and be positioned at the top of grain-entering mouth and grain outlet, stop structure bottom has the external profile surface of inclination, and its section of outline increases from the bottom to top gradually.
3. a kind of dressing mechanism according to claim 2, is characterized in that: described stop structure is inverted pyramidal structures.
4. a kind of dressing mechanism according to Claims 2 or 3, is characterized in that: described stop structure top is taper surface.
5. a kind of dressing mechanism according to claim 1, is characterized in that: described scourclean upper end is horizontally arranged with bracing frame, and described stop structure is arranged on bracing frame by support bar.
6. a kind of dressing mechanism according to claim 1, it is characterized in that: described scourclean has top cover, described top cap central forms described air outlet, described top cover also offers air quantity adjustment hole, top cover is provided with the air-flow plate corresponding with air quantity adjustment hole, this air-flow plate gear is at described air quantity adjustment hole place.
7. a kind of dressing mechanism according to claim 6, it is characterized in that: described air-flow plate is annular, air-flow plate offering for the wind adjusting hole of air-out and for regulating the bar hole of air-flow plate and top cover relative position, being fixed by the screw be located in bar hole between described air-flow plate and top cover.
8. a kind of dressing mechanism according to claim 1, is characterized in that: described scourclean sidewall offers auxiliary unloading hole, and described unloading hole is provided with baffle plate.
9. a kind of dressing mechanism according to claim 8, is characterized in that: described baffle plate is the soft plate being arranged on scourclean outer wall, is attached on described scourclean outer wall, is sealed in unloading hole when selection by winnowing under suction function.
10. a harvester, is characterized in that: comprise a kind of dressing mechanism described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510903220.XA CN105537115A (en) | 2015-12-07 | 2015-12-07 | Cleaning mechanism and harvester thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510903220.XA CN105537115A (en) | 2015-12-07 | 2015-12-07 | Cleaning mechanism and harvester thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105537115A true CN105537115A (en) | 2016-05-04 |
Family
ID=55816947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510903220.XA Pending CN105537115A (en) | 2015-12-07 | 2015-12-07 | Cleaning mechanism and harvester thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105537115A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670782A (en) * | 2017-11-13 | 2018-02-09 | 盐城吉达环保设备有限公司 | Equal wind apparatus in a kind of ball mill mill |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458245A (en) * | 1992-10-20 | 1995-10-17 | Buhler Gmbh | Device for cleaning a mixture of substantially granular grains and method for cleaning this mixture of grains |
| CN203457560U (en) * | 2013-09-20 | 2014-03-05 | 河南科技大学 | Cyclone separation cylinder as well as cleaning system and combine harvester |
| CN203685685U (en) * | 2013-11-13 | 2014-07-02 | 吴焕雄 | Fan air inlet structure applied to residual heat collecting and circulating system of injection molding machine |
| CN203708859U (en) * | 2014-01-15 | 2014-07-16 | 阆中市东升农机有限责任公司 | Novel cleaning separator for thresher |
| CN104429403A (en) * | 2014-12-11 | 2015-03-25 | 重庆茂松农业机械制造有限责任公司 | Winnowing device of harvester |
| CN204408992U (en) * | 2015-01-08 | 2015-06-24 | 湖南农业大学 | A kind of grain threshing separation device |
| CN205431127U (en) * | 2015-12-07 | 2016-08-10 | 重庆华世丹机械制造有限公司 | Clean mechanism and harvester thereof |
-
2015
- 2015-12-07 CN CN201510903220.XA patent/CN105537115A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458245A (en) * | 1992-10-20 | 1995-10-17 | Buhler Gmbh | Device for cleaning a mixture of substantially granular grains and method for cleaning this mixture of grains |
| CN203457560U (en) * | 2013-09-20 | 2014-03-05 | 河南科技大学 | Cyclone separation cylinder as well as cleaning system and combine harvester |
| CN203685685U (en) * | 2013-11-13 | 2014-07-02 | 吴焕雄 | Fan air inlet structure applied to residual heat collecting and circulating system of injection molding machine |
| CN203708859U (en) * | 2014-01-15 | 2014-07-16 | 阆中市东升农机有限责任公司 | Novel cleaning separator for thresher |
| CN104429403A (en) * | 2014-12-11 | 2015-03-25 | 重庆茂松农业机械制造有限责任公司 | Winnowing device of harvester |
| CN204408992U (en) * | 2015-01-08 | 2015-06-24 | 湖南农业大学 | A kind of grain threshing separation device |
| CN205431127U (en) * | 2015-12-07 | 2016-08-10 | 重庆华世丹机械制造有限公司 | Clean mechanism and harvester thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107670782A (en) * | 2017-11-13 | 2018-02-09 | 盐城吉达环保设备有限公司 | Equal wind apparatus in a kind of ball mill mill |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |
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| RJ01 | Rejection of invention patent application after publication |