CN101253833B - Threshing apparatus - Google Patents
Threshing apparatus Download PDFInfo
- Publication number
- CN101253833B CN101253833B CN2007101960944A CN200710196094A CN101253833B CN 101253833 B CN101253833 B CN 101253833B CN 2007101960944 A CN2007101960944 A CN 2007101960944A CN 200710196094 A CN200710196094 A CN 200710196094A CN 101253833 B CN101253833 B CN 101253833B
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- Prior art keywords
- glume
- sorting
- shell screen
- dust
- fan
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- 238000007664 blowing Methods 0.000 claims abstract 3
- 239000010902 straw Substances 0.000 claims description 63
- 239000000428 dust Substances 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 26
- 238000012546 transfer Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 abstract description 15
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 235000013339 cereals Nutrition 0.000 description 11
- 239000002893 slag Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/30—Straw separators, i.e. straw walkers, for separating residual grain from the straw
- A01F12/32—Straw separators, i.e. straw walkers, for separating residual grain from the straw with shaker screens or sieves
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/48—Air conduits or blowers for grain
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention relates to a threshing device, which improves the separation performance by setting a regulated fall in the separation path of a glume sieve. The front end part of the glume sieve (33) is disposed a position lower than the back end part of a first glume sieve (31), forming a first step (A). In addition, the front end part of a third glume sieve (34) is arranged in a position lower than the back end part of the second glume sieve (34), forming a second step (B). Besides, a blowing path for blowing towards the first step (A) and the second step (B) is formed.
Description
Technical field
The present invention relates to threshing apparatus.
Background technology
As prior art, record on one side at patent documentation 1 (patent documentation 1: the spy opens clear 62-215320 communique) accept from the shelling handled thing of threshing chamber and shaking on the sorting unit of shaking that handover screens dispose successively, transfer from sorting direction upstream one side shelf, first glume-shell screen, with the dust-exhausting port of threshing chamber terminal below corresponding first straw shaker, across follow-up second glume-shell screen of this first straw shaker and the threshing apparatus of second straw shaker.
In addition, on patent documentation 2 (patent documentation 2: the spy opens the 2002-101749 communique), record dispose successively from sorting direction upstream one side transfer shelf, first glume-shell screen, first straw shaker, rearward continuous second glume-shell screen and the threshing apparatus of second straw shaker from the below, middle part of this first straw shaker.
In above-mentioned prior art, be arranged at first straw shaker on the threshing apparatus of patent documentation 1 owing to do not have screening function, and only have acceptance from the handled thing of first glume-shell screen and from the function of forcibly carrying to second glume-shell screen behind the dust discharge handled thing of the dust-exhausting port of threshing chamber terminal, therefore, can't express much expectations for improving separation performance.In addition, be arranged at the straw shaker on the threshing apparatus of patent documentation 2, because is the structure that does not allow leak down downwards to direct access from the part of the dust discharge handled thing of threshing chamber dust-exhausting port, and basically based on transmitting function to second glume-shell screen, therefore, on performance with the former few of difference.
This invention is with the problem that rises to for above-mentioned existing techniques in realizing separation performance.
Summary of the invention
In order to solve aforesaid problem, the present invention takes following technical measures.
That is, the threshing apparatus of first scheme of the present invention is characterized in that: threshing cylinder 2 is set in threshing chamber 3; Net 4 is accepted in downside setting at threshing cylinder 2; Rearward end at threshing chamber 3 is provided with first dust-exhausting port 10; Side at threshing chamber 3 is provided with feeding chain 9; A side opposite in the side with being provided with above-mentioned feeding chain 9 of threshing chamber 3 is provided with dust discharge process chamber 18; Dust discharge process cartridge 17 is set in dust discharge process chamber 18; The connected entrance 11 that setting is communicated with the leading section of the rearward end of threshing chamber 3 and dust discharge process chamber 18; Rearward end at dust discharge process chamber 18 is provided with second dust-exhausting port 21; Shake sorting unit 24 in the downside setting of accepting net 4; In the lower front of shaking sorting unit 24 the first sorting fan 25 is set; Rear side at the first sorting fan 25 is provided with spiral 26 one time; Rear side at a spiral 26 is provided with secondary spiral 28; Above the rear portion of shaking sorting unit 24, be provided with and attract dust exhausting fan 29, shake sorting unit 24 and comprise: will be from accepting the handover shelf 30 of the front portion that handled thing that net 4 leaks down rearward transfers; Be arranged at the rear side of transferring shelf 30, while to sieve first glume-shell screen 31 of sorting of the handled thing of taking over from this handover shelf 30; Be arranged at the rear side of first glume-shell screen 31, while to sieve first straw shaker 32 of sorting of the handled thing of discharging from first dust-exhausting port 10; Be arranged at the below of first straw shaker 32, Yi Bian Yi Bian will rearward transfer second glume-shell screen 33 of sorting from the handled thing that these first straw shaker, 32 sieves fall; Be arranged at the rear side of second glume-shell screen 33, while to sieve the 3rd glume-shell screen 34 of sorting of the handled thing of taking over from this second glume-shell screen 33; And the rear side that is arranged at the 3rd glume-shell screen 34, to the handled thing of discharging second straw shaker 35 while the sorting of sieving from second dust-exhausting port 21, the leading section of second glume-shell screen 33 is arranged on than on the lower position of the rearward end of first glume-shell screen 31, and between the leading section of the rearward end of this first glume-shell screen 31 and second glume-shell screen 33, form the first ladder difference A, the leading section of the 3rd glume-shell screen 34 is arranged on than on the lower position of the rearward end of second glume-shell screen 33, and between the leading section of the rearward end of this second glume-shell screen 33 and the 3rd glume-shell screen 34, form the second ladder difference B, the wind split 38 that the air-supply path of this first sorting fan 25 is divided into along the vertical direction three parts is set on the air outlet 46 of the first sorting fan 25,38, form: the sorting wind of the first sorting fan 25 path I that blows by the above-mentioned first ladder difference A and towards first of the top of attraction dust exhausting fan 29 1 sides of top from the below; The sorting wind of the first sorting fan 25 from the below by above-mentioned second glume-shell screen 33 and towards the second air-supply path II of the pars intermedia of attraction dust exhausting fan 29 1 sides of top; And the sorting wind of the first sorting fan 25 from the below the 3rd of the bottom by the above-mentioned second ladder difference B the air-supply path III upward.
By this structure, accept and be transported to first glume-shell screen 31 at rear and screen by transferring shelf 30 from the handled thing that net 4 leaks down accepted of threshing chamber 3.In addition, the handled thing that falls from first dust-exhausting port 10 of threshing chamber 3 terminals one side is accepted by first straw shaker 32 of below and is screened.The handled thing that drops downwards from this first straw shaker 32 accept by second glume-shell screen 33 of below and rearward shake on one side transfer screened on one side.Then, during the 3rd glume-shell screen 34 backs through follow-up terminal at second glume-shell screen 33 arrive on second straw shakers 35, screened always.
On second glume-shell screen 33 of the handled thing on first glume-shell screen 31 below its rear end portion drops to the time, utilize the sorting wind that passes the first air-supply path I of this first ladder difference A to top, carry out separating of a thing (grain) and straw disintegrating slag well.
In addition, in the time of on second glume-shell screen 33 below handled thing through dropping downwards in sorting on first straw shaker 32 is also dropping to, utilize sorting wind by the second air-supply path II of this first ladder difference A portion, carry out the sorting that separates of grain and straw disintegrating slag accurately, well, separation performance improves.
In addition, when the 3rd glume-shell screen 34 falls, utilize the sorting wind by the 3rd air-supply path III of this second ladder difference B portion from second glume-shell screen 33, carry out the sorting that separates of secondary thing and straw disintegrating slag well, separation performance improves.
In addition, the straw disintegrating slag that does not drop downwards from second straw shaker 35 is discharged to the outside of threshing apparatus.
The threshing apparatus of alternative plan of the present invention, it is characterized in that: between an above-mentioned spiral 26 and secondary spiral 28, the second sorting fan 27 is set, the sorting wind that forms the second sorting fan 27 from the below by second straw shaker 35 and towards the 4th air-supply path IV of the outside of the threshing apparatus of top.
According to this structure, the straw disintegrating slag that drops downwards from second straw shaker 35 is not discharged to the outside of threshing apparatus by the sorting wind of the 4th air-supply path IV.
The threshing apparatus of third party's case of the present invention, it is characterized in that: be provided with above-mentioned second straw shaker 35 is installed in the installing plate 35a that shakes on the sorting unit 24, the bottom of this installing plate 35a is entered among above-mentioned the 4th air-supply path IV, and the sorting wind that makes the second sorting fan 27 by this installing plate 35a is towards the 3rd glume-shell screen 34.
According to this structure, the part of sorting wind of the 4th air-supply path IV also blows to by on more the 3rd glume-shell screen 34 of sorting thing amount.
The present invention has following effect.
The invention of being put down in writing according to scheme 1, because the leading section of second glume-shell screen 33 is arranged on than on the lower position of the rearward end of first glume-shell screen 31, therefore, when the handled thing on first glume-shell screen 31 drops on second glume-shell screen 33 from its rear end portion, utilization is passed the sorting wind of the first air-supply path I of this first ladder difference A to top, carries out separating of thing and straw disintegrating slag well.
And, because second glume-shell screen 33 is positioned at the below of first straw shaker 32, therefore, in the time of on second glume-shell screen 33 below handled thing through dropping downwards in sorting on first straw shaker 32 is also dropping to, utilize sorting wind by the second air-supply path II of this first ladder difference A portion, accurately and well carry out the sorting that separates of grain and straw disintegrating slag, thereby can improve the separation performance of a thing.
And, because the leading section of the 3rd glume-shell screen 34 is arranged on than on the lower position of the rearward end of second glume-shell screen 33, therefore, from second glume-shell screen 33 when the 3rd glume-shell screen 34 falls, utilize sorting wind by the 3rd air-supply path III of this second ladder difference B portion, can be well and carry out the sorting that separates of secondary thing and straw disintegrating slag exactly, can realize the raising of the separation performance of secondary thing.
The invention of being put down in writing according to scheme 2, on the basis of the effect of the invention put down in writing of performance such scheme 1, the straw disintegrating slag that does not drop from second straw shaker 35 can be utilized the sorting wind of the 4th air-supply path IV to be discharged to the outside of threshing apparatus downwards, thereby can improve separation performance.
The invention of being put down in writing according to scheme 3, on the basis of the effect of the invention that performance such scheme 2 is put down in writing, the part of the sorting wind of the 4th air-supply path IV also blows to by on more the 3rd glume-shell screen 34 of sorting thing amount, thereby can further improve separation performance.
Description of drawings
Fig. 1 is the sectional view of threshing apparatus.
Fig. 2 is the biopsy cavity marker devices vertical view of threshing apparatus.
Fig. 3 is the vertical view that shakes sorting unit.
Fig. 4 is the sectional view that shakes the major part of sorting unit shown in Figure 3.
Fig. 5 is the front view and the vertical view thereof of the support structure of expression glume-shell screen.
Fig. 6 is the front view and the vertical view thereof of the support structure of the existing glume-shell screen of expression.
Fig. 7 is the sectional view that shakes the major part of sorting unit.
Among the figure:
The 2-threshing cylinder, the 3-threshing chamber, 4-accepts net, 9-feeding chain, 10-first dust-exhausting port, 11-connected entrance, 17-dust discharge process cartridge, 18-dust discharge process chamber, 21-second dust-exhausting port, 24-shakes sorting unit, the 25-first sorting fan, spiral of 26-, the 27-second sorting fan, 28-secondary spiral, 29-attracts dust exhausting fan, 30-transfers shelf, 31-first glume-shell screen, 32-first straw shaker, 33-second glume-shell screen, 34-the 3rd glume-shell screen, 35-second straw shaker, the 35a-installing plate, the split of 38-wind, 46-air outlet, A-first ladder is poor, and B-second ladder is poor, the I-first air-supply path, the II-second air-supply path, III-the 3rd air-supply path, IV-the 4th air-supply path
Embodiment
Below, specifically describe embodiments of the invention based on accompanying drawing.
Fig. 1 and Fig. 2 represent to carry the threshing apparatus on combine.
Open setting along inner freely second perimembranous that the threshing chamber 3 of the threshing cylinder 2 of being with threshing tooth 1 is housed of rotation and accept net 4.This is accepted between the front side board 5 and latus inframedium 6 that net 4 is arranged on threshing chamber.The 8th, the threshing cylinder cover of the upper portion of covering threshing chamber 3 is made the structure that can shake switching around the axle center parallel with the turning cylinder of threshing cylinder 2.
Threshing oral-lateral at threshing chamber 3 is provided with the threshing feeding chain 9 that stalk is carried in clamping.Be provided with in the end side of threshing chamber 3 and make first dust-exhausting port 10 that the dust discharge handled thing that comprises a large amount of straw disintegrating slags and the thing that is untreated falls downwards and to make its opening between latus inframedium 6 and back side panel 7.
In a side opposite of above-mentioned threshing chamber 3, be provided with the inner freely after-treatment chamber 15 that after-treatment tube 14 is housed of rotation side by side with feeding chain 9 one sides.In addition,, on the axle center identical, be provided with and possessed the dust discharge process cartridge 17 of handling tooth 16 on the periphery, be provided with the inner freely dust discharge process chamber 18 that this dust discharge process cartridge 17 is housed of rotation with this after-treatment tube 14 at the rear of above-mentioned after-treatment tube 14.Make spiral-shaped introducing blade 19 the connected entrance 11 in the top portion that is fixedly mounted on dust discharge process cartridge 17, so that easily the dust discharge thing is introduced in the dust discharge process chamber 18 in the face of being communicated with to dust discharge process chamber 18 tops from the position corresponding with first dust-exhausting port 10 of the terminal of above-mentioned threshing chamber 3.Be provided with discharge blade 20 in the rear end of dust discharge process cartridge 17, make the structure that the dust discharge thing that is transported to the rear end of dust discharge process chamber 18 is discharged to the following upper rear end of shaking sorting unit (shaking the sorting shelf) 24 and engine body exterior from second dust-exhausting port 21 of the rear end of dust discharge process chamber 18 by above-mentioned discharge blade 20.
The downside of threshing chamber 3 be provided with shake freely shake sorting unit (shaking the sorting shelf) 24, further thereunder be provided with the first sorting fan 25 successively, have once reclaiming holding groove 26a, the second sorting fan 27, having the secondary recovery holding groove 28a of secondary spiral 28 of a spiral 26 from upstream one side of the sorting direction of handled thing.In addition, attraction dust exhausting fan 29 is set and constitutes separation chamber above the rear portion of shaking sorting unit 24.
In addition, the device of once winnowing is kicked up the cereal that reclaims with spiral 26 and folding and unfolding in the grain container.In addition, the secondary device 45 of winnowing is made and will be sent structure in the after-treatment tube Room 15 14 back to the secondary thing that secondary spiral 28 reclaims.
And, shake sorting unit 24 and be the handled thing after accepting to handle from the shelling of threshing chamber 3 and dust discharge process chamber 18 and shake on one side and transfer the structure of screening, dispose successively from sorting direction upstream one side: acceptance is from the handled thing of accepting net 4 of threshing chamber 3 and shake the handover shelf 30 of handover; Transfer continuous first glume-shell screen 31 that is provided with of terminal of shelf 30 with this; With the terminal of this first glume-shell screen 31 continuously and accept from go forward side by side first straw shaker 32 of row filter of the dust discharge handled thing of first dust-exhausting port 10 of threshing chamber 3 terminals; The handled thing that will fall from this first straw shaker 32 sieves below above-mentioned first straw shaker 32 is while accepting and rearward transmit second glume-shell screen 33 that carries out sorting process; The 3rd glume-shell screen 34 that links to each other with second glume-shell screen 33; And with the terminal of the 3rd glume-shell screen continuously and accept the dust discharge handled thing of discharging from the dust-exhausting port 21 of the terminal of dust discharge process chamber 18 and second straw shaker 35 that screens.Further below first glume-shell screen 31 and second glume-shell screen 33 configuration grain sieve 36, below the front of grain sieve 36 configuration once return shelf 37a and below second straw shaker 35 configuration secondary return shelf 37b and be arranged to one.And, make on one side by by shaking the structure that handover is screened behind the above-mentioned first sorting fan 25 and the second sorting fan 27 and the handled thing that attracts dust exhausting fan 29 sorting wind that causes and the acting in conjunction of shaking of shaking sorting unit 24 to accept to leak down from threshing chamber 3 and dust discharge process chamber 18.
Above-mentioned structure is described in more detail below.The first ladder difference A of the drop with regulation is set, so that second glume-shell screen 33 is in the position lower than first glume-shell screen 31 between above-mentioned first glume-shell screen 31 and second glume-shell screen 33.Have again, also make the structure of the second ladder difference B that is provided with drop between the top of the terminal of second glume-shell screen 33 and the 3rd glume-shell screen 34 with regulation.Drop to the top structure of second glume-shell screen 33 by means of first straw shaker 32 for the handled thing of making the terminal of crossing first glume-shell screen 31, the top of second glume-shell screen 33 is configured in the below, top of first straw shaker 32, the terminal configuration of second glume-shell screen 33 is become than the terminal of first straw shaker 32 also rearward stretch out.First straw shaker 32 is made the lower position that is arranged at this first dust-exhausting port 10 with the width corresponding with the fore-and-aft direction width of first dust-exhausting port 10 of threshing chamber 3, and accepts the structure of screening from the dust discharge handled thing that this first dust-exhausting port 10 is discharged.
First glume-shell screen 31 and second glume-shell screen 33 are made the sieve plate 31a, the 33a that dispose many band plate-like equally spacedly and are fixed with pivot fixed part 31b, 33b pivot, switching is shaken along circular-arc slotted hole 31c, 33c in the bottom, thereby can carry out the structure of the stretching degree adjusting of sorting spacing each other.The 3rd glume-shell screen 34 is arranged to be in the stationary state of keeping certain inclination angle and is configured on the top position of above-mentioned secondary spiral 28.In addition, the 3rd glume-shell screen 34 is if also make the structure that changes the sieve angle as first glume-shell screen, 31 second glume-shell screens 33, then become the reason that three losses (grain disperses and the yield loss that causes to the threshing apparatus outside) take place, therefore, can carry out stable sorting by keep stationary state with appropriate subtended angle.In addition, because the amount of object being treated is more near the 3rd glume-shell screen 34, therefore, the amount of leaking down is necessary to be increased to more than second glume-shell screen 33, by the also wide raising that realizes separation performance of sieve gap ratio second glume-shell screen 33 that makes the 3rd glume-shell screen 34.
The installing plate 32a of above-mentioned first straw shaker 32 makes that sieve plate with first glume-shell screen 31 tilts roughly the samely and the structure that guides sorting wind, and, the lower end of making this installing plate 32a is set at and is positioned at than the lower end of the top side sieve plate 33a of second glume-shell screen 33 also by the position of top, so as from the sorting wind of below by between this installing plate 32a and the top side sieve plate 33a and the structure of passing upward.Have, the lower end of making installing plate 32a is set at and is positioned at than the sieve plate 31a lower end of first glume-shell screen, 31 terminals of front side also by the position of below, and sorting wind is also by the structure between sieve plate 31a and the installing plate 32a again.In addition, be configured in than the latus inframedium 6 of threshing chamber 3 also on the front the position by top with above-mentioned first glume-shell screen 31, and with the terminal configuration of first glume-shell screen 31 on the position under the latus inframedium 6, thereby promote leaking down of grain with the roughly first half that shakes the sorting shelf to realize the raising of the efficiency of separation.In addition, the top of first straw shaker 32 of follow-up terminal at first glume-shell screen 31 be positioned at latus inframedium 6 under.
In addition, the imaginary elongated surfaces that constitutes with the upper end of each the sieve plate 31a... that links first glume-shell screen 31 by the upper surface with first straw shaker 32 keeps roughly with one side, make from first glume-shell screen to the flowing smoothly of the object being treated of second glume-shell screen (in addition, will linking the front end of imaginary plane separately of upper end of each sieve plate 31a, 33a, 34a and leading section separately and the rearward end that the rear end is called glume- shell screen 31,33,34).
Just leave second glume-shell screen 33 (keeping gradient θ) by below first straw shaker 32, constituting more more by rear end one side, make and rearward mobile smoothness can realize promoting leaking down of grain.
Utilize wind split 38,38 to be divided into three parts along the vertical direction the air outlet 46 of the first sorting fan 25, the first air-supply path I on top serves as in the air-supply circle with the leading section of first glume-shell screen 31 and first straw shaker 32 and the leading section of second glume-shell screen 33, and the sorting wind from the below is passed through towards attraction dust exhausting fan 29 1 sides of top.The roughly whole zone that the second air-supply path II of pars intermedia constitutes with the latter half of of first straw shaker 32 and second glume-shell screen 33 serves as in the air-supply circle, and the sorting wind from the below is passed through towards attraction dust exhausting fan 29 1 sides of top.It serves as in the air-supply circle sorting wind to be passed through with the 3rd glume-shell screen 34 mainly that the 3rd air-supply path III of bottom constitutes.In addition, serve as to pass through in the air-supply circle mainly from the sorting wind of the second sorting fan 27, and form the 4th path IV that blows in the mode that the engine body exterior towards the top passes with second straw shaker 35.Have again, also blow to the raising that the 3rd more glume-shell screen 34 of object being treated amount is realized separation performance by a part that makes this sorting wind.
The wind guiding dual-purpose installing plate 35a of second straw shaker 35, lower end one side is stretched out downwards, and shaking on the bottom dead center position at second straw shaker 35, the bottom of installing plate 35a enters in the air-supply circle that is brought by the second sorting fan 27, and and the sieve plate 34a of the 3rd glume-shell screen 34 terminals between guiding sorting wind.In addition, shaking on the top dead center position, constituting the lower end that makes installing plate 35a and break away from the above-mentioned air-supply circle, thereby sorting wind is being led in the scope of fore-and-aft direction length of second straw shaker 35.
Fig. 5 represents to be used for two end supports with glume-shell screen 31 in the supporting construction that rocks from side to side between the side plate 39,39.Constitute the support component 40 at the two ends of each sieve plate 31a with resin, each support component 40 has the fulcrum axial region 40a that rotates the top of earth's axis supporting screening plate 31a freely and shakes the guiding axial region 40b that the mode channeling conduct of switching is supported with the bottom of sieve plate 31a along circular-arc slotted hole 31c.Support one side at the sieve plate 31a of the sorting portion that forms the waveform overshooting shape, have by means of the insertion groove 40c that inserts sieve plate 31a and insert the sieve support portion 40d of maintenance, the support portion of sorting upper surface one side of this sieve support portion 40d constitutes shorter than the support portion of lower surface one side, and makes and be provided with along with the structure of the inclined plane 40s of square lopsidedness towards the below and in shaking sorting.Thus, compare, enlarged the substantial sorting width that shakes of the transverse width direction of glume-shell screen 31, thereby can improve the efficiency of separation with the homogeneous structure of prior art shown in Figure 6.In addition, between the sidewall of the middle part by connecting insertion groove 40c with rib 40e, thereby the intensity that realizes the sieve support component improves.
As shown in Figure 5, above-mentioned sieve plate 31a makes the brake forming under the situation of observing from the side of mode with the crooked end difference Q1, the Q2 that form two-stage and is the structure of Z-shaped shape roughly.At crooked end difference Q1, the Q2 of this two-stage grain is applied and to flow down resistance, and, can realize promoting to leak down by sieving energetically by the effect of shaking of himself.
In addition, the sieve support component of existing mode becomes the support component 40 of shape as shown in Figure 6, is to insert コ font pin 41 and can shake the structure that opens and closes the ground support from the outside of shaking side plate 39,39.
Embodiment shown in Figure 7 makes first glume-shell screen 31 and second glume-shell screen 33 shake the example that opens and closes the ground interlock simultaneously by the interlock plate 42 that is configured in left and right sides both end sides.That is to say, if carry out the operation of push-and-pull motion arm 43 with metal wire 44 grades, the plate 42 of then linking moves up in front and back, and each sieve plate 31a, 33a of first glume-shell screen 31 and second glume-shell screen 33 are rotating fulcrum 31b, 33b with top, and bottom one side is shaken switching simultaneously along circular-arc slotted hole 31c, 33c.
Claims (3)
1. threshing apparatus is characterized in that:
Threshing cylinder (2) is set in threshing chamber (3);
Accept net (4) in the downside setting of threshing cylinder (2);
Rearward end at threshing chamber (3) is provided with first dust-exhausting port (10);
Side at threshing chamber (3) is provided with feeding chain (9);
In the opposite side of the side with being provided with above-mentioned feeding chain (9) of threshing chamber (3) dust discharge process chamber (18) is set;
Dust discharge process cartridge (17) is set in dust discharge process chamber (18);
The connected entrance (11) that setting is communicated with the leading section of the rearward end of threshing chamber (3) and dust discharge process chamber (18);
Rearward end at dust discharge process chamber (18) is provided with second dust-exhausting port (21);
Shake sorting unit (24) in the downside setting of accepting net (4);
In the lower front of shaking sorting unit (24) the first sorting fan (25) is set;
Rear side at the first sorting fan (25) is provided with a spiral (26);
Rear side at a spiral (26) is provided with secondary spiral (28);
In the top, rear portion of shaking sorting unit (24) attraction dust exhausting fan (29) is set;
Shaking sorting unit (24) comprising:
Will be from accepting the handover shelf (30) of the front portion that handled thing that net (4) leaks down rearward transfers;
Be arranged at the rear side of transferring shelf (30), to from this handover shelf (30) Yi Bian Yi Bian the handled thing of taking over is rearward transferred first glume-shell screen (31) of sorting;
Be arranged at the rear side of first glume-shell screen (31), to from first dust-exhausting port (10) while the handled thing of discharging sieves first straw shaker (32) of sorting;
Be arranged at the below of first straw shaker (32), will be from this first straw shaker (32) Yi Bian Yi Bian the handled thing that sieve falls be rearward transferred second glume-shell screen (33) of sorting;
Be arranged at the rear side of second glume-shell screen (33), to the 3rd glume-shell screen (34) from this second glume-shell screen (33) sorting while the handled thing of taking over sieves; And,
Be arranged at the rear side of the 3rd glume-shell screen (34), to from second dust-exhausting port (21) while the handled thing of discharging sieves first glume-shell screen (31) of sorting;
Be arranged at the rear side of first glume-shell screen (31), to from first dust-exhausting port (10) while the handled thing of discharging sieves first straw shaker (32) of sorting;
Be arranged at the below of first straw shaker (32), will be from this first straw shaker (32) Yi Bian Yi Bian the handled thing that sieve falls be rearward transferred second glume-shell screen (33) of sorting;
Be arranged at the rear side of second glume-shell screen (33), to the 3rd glume-shell screen (34) from this second glume-shell screen (33) sorting while the handled thing of taking over sieves; And,
Be arranged at the rear side of the 3rd glume-shell screen (34), to from second dust-exhausting port (21) while the handled thing of discharging sieves second straw shaker (35) of sorting,
The leading section of second glume-shell screen (33) is arranged on than on the lower position of the rearward end of first glume-shell screen (31), and between the leading section of the rearward end of this first glume-shell screen (31) and second glume-shell screen (33), forms first ladder poor (A),
The leading section of the 3rd glume-shell screen (34) is arranged on than on the lower position of the rearward end of second glume-shell screen (33), and between the leading section of the rearward end of this second glume-shell screen (33) and the 3rd glume-shell screen (34), forms second ladder poor (B),
The wind split (38,38) that the air-supply path of this first sorting fan (25) is divided into along the vertical direction three parts is set on the air outlet (46) of the first sorting fan (25),
Form: the sorting wind of the first sorting fan (25) path (I) of blowing by above-mentioned first ladder poor (A) and towards first of the top of attraction dust exhausting fan (29) one sides of top from the below;
The sorting wind of the first sorting fan (25) from the below by above-mentioned second glume-shell screen (33) and towards the second air-supply path (II) of the pars intermedia of attraction dust exhausting fan (29) one sides of top; And,
The sorting wind of the first sorting fan (25) is the 3rd of the bottom by above-mentioned second ladder poor (B) the air-supply path (III) upward from the below.
2. threshing apparatus according to claim 1 is characterized in that:
The second sorting fan (27) is set between an above-mentioned spiral (26) and secondary spiral (28),
The sorting wind that forms the second sorting fan (27) from the below by second straw shaker (35) and towards the 4th air-supply path (IV) of the outside of the threshing apparatus of top.
3. threshing apparatus according to claim 2 is characterized in that:
Be provided with above-mentioned second straw shaker (35) be installed in the installing plate (35a) that shakes on the sorting unit (24),
The bottom of this installing plate (35a) is entered in above-mentioned the 4th air-supply path (IV),
The sorting wind that makes the second sorting fan (27) by this installing plate (35a) is towards the 3rd glume-shell screen (34).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007047129A JP4894555B2 (en) | 2007-02-27 | 2007-02-27 | Threshing device |
| JP2007-047129 | 2007-02-27 | ||
| JP2007047129 | 2007-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101253833A CN101253833A (en) | 2008-09-03 |
| CN101253833B true CN101253833B (en) | 2010-11-24 |
Family
ID=39783329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101960944A Expired - Fee Related CN101253833B (en) | 2007-02-27 | 2007-12-03 | Threshing apparatus |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4894555B2 (en) |
| KR (1) | KR100910187B1 (en) |
| CN (1) | CN101253833B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101722580B1 (en) * | 2009-06-18 | 2017-04-03 | 가부시끼 가이샤 구보다 | Combine |
| KR101363951B1 (en) * | 2011-08-30 | 2014-02-18 | 이세키노우키가부시키가이샤 | Threshing machine |
| JP5769600B2 (en) * | 2011-11-24 | 2015-08-26 | ヤンマー株式会社 | Swing sorter |
| CN112136512B (en) * | 2012-07-10 | 2024-03-01 | 株式会社久保田 | Crawler travel device and harvester |
| CN104429393B (en) * | 2014-12-05 | 2016-05-11 | 南京工业职业技术学院 | A kind of intelligent groundnut picker |
| CN104855056A (en) * | 2015-06-17 | 2015-08-26 | 中联重机股份有限公司 | Longitudinal axial flow harvesting machine and cleaning device thereof |
| CN109874514A (en) * | 2019-03-05 | 2019-06-14 | 江苏大学 | A kind of combined harvester cleaning plant of multi fan structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274198C (en) * | 2002-03-07 | 2006-09-13 | 株式会社久保田 | Thresher |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR920001438Y1 (en) * | 1988-08-10 | 1992-03-05 | 구보다 뎃꼬오 가부시끼가이샤 | Devices of thresher |
| JPH05316865A (en) * | 1992-05-22 | 1993-12-03 | Yanmar Agricult Equip Co Ltd | Threshing device |
| JPH07274682A (en) * | 1994-04-06 | 1995-10-24 | Kubota Corp | Structure for grading part of threshing apparatus |
| JP2591511B2 (en) * | 1995-02-27 | 1997-03-19 | 井関農機株式会社 | Threshing and sorting equipment |
| KR100470602B1 (en) * | 1997-05-12 | 2005-05-31 | 세이레이 고교 가부시키가이샤 | Threshing device |
| JP2002101749A (en) * | 2000-09-29 | 2002-04-09 | Kubota Corp | Separation air-supplying device of thresher |
| JP4157780B2 (en) * | 2003-03-03 | 2008-10-01 | ヤンマー農機株式会社 | Combine |
| JP2005143373A (en) * | 2003-11-14 | 2005-06-09 | Mitsubishi Agricult Mach Co Ltd | Separation apparatus for thresher |
-
2007
- 2007-02-27 JP JP2007047129A patent/JP4894555B2/en not_active Expired - Fee Related
- 2007-11-30 KR KR1020070123389A patent/KR100910187B1/en active IP Right Grant
- 2007-12-03 CN CN2007101960944A patent/CN101253833B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274198C (en) * | 2002-03-07 | 2006-09-13 | 株式会社久保田 | Thresher |
Non-Patent Citations (6)
| Title |
|---|
| JP昭62-215320A 1987.09.22 |
| JP特开2001-320949A 2001.11.20 |
| JP特开2002-101749A 2002.04.09 |
| JP特开2002-360047A 2002.12.17 |
| JP特开平9-103181A 1997.04.22 |
| JP特开平9-224463A 1997.09.02 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101253833A (en) | 2008-09-03 |
| JP4894555B2 (en) | 2012-03-14 |
| JP2008206462A (en) | 2008-09-11 |
| KR20080079580A (en) | 2008-09-01 |
| KR100910187B1 (en) | 2009-07-30 |
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