CN206078150U - Axis of ordinates stream cleaning plant of threshing - Google Patents
Axis of ordinates stream cleaning plant of threshing Download PDFInfo
- Publication number
- CN206078150U CN206078150U CN201621119249.5U CN201621119249U CN206078150U CN 206078150 U CN206078150 U CN 206078150U CN 201621119249 U CN201621119249 U CN 201621119249U CN 206078150 U CN206078150 U CN 206078150U
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- China
- Prior art keywords
- threshing
- concave grate
- casing
- screen
- seed
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Abstract
The utility model relates to an axis of ordinates stream cleaning plant of threshing, which comprises a housing, be equipped with the threshing cylinder of axis of ordinates STREAMING in the casing, go up concave grate, lower concave grate and cleaning sieve, it sets up in the threshing cylinder top to go up concave grate, concave grate sets up in the threshing cylinder below down, it gets up the radial encirclement of threshing cylinder with lower concave grate to go up concave grate, concave grate's both ends are connected on the casing down, be equipped with feeding mouth and straw export with last concave grate and the lower concave grate both ends department of correspondence on the casing, the top of going up concave grate is connected with the device that induced drafts, the concave grate below is equipped with the cleaning sieve down. The utility model discloses a set up concave grate and induced draft the device in threshing cylinder top, alleviateed the load of threshing cylinder and cleaning sieve, clean the operation including more the threshing of crop of light little material in more being applicable to the thing.
Description
Technical field
This utility model is related to crop harvesting field, and in particular to a kind of longitudinal axial flow threshing and cleaning device.
Background technology
Threshing cleaning unit is an important process part of united reaper, for will feeding crops seed from
Depart from the fringe head of the crops or stalk, and the miscellaneous material separation such as straw, clever shell is cleared, so as to obtain seed.Millet,
The seed of the crops such as Herba bromi japonici, Sorghum vulgare Pers. is less, and clever shell is little with the size of seed, suspension characteristic difference, and stalk, blade are aqueous during results
Rate is high, and easily cataclasm in threshing cylinder, these problems cause seed to be difficult to be separated from impurity, it is also difficult to from light little miscellaneous
Clean out in matter.Existing disclosed threshing cleaning unit, as disclosed in Chinese utility model patent ZL201520737119.7
It is " a kind of disclosed in " longitudinal axial flow united reaper threshing cleaning unit " and Chinese utility model patent ZL 201520675702.X
Millet combined harvester and its threshing cleaning unit and threshing and cleaning system ", clever shell that crops are formed in threshing course,
The slight small item material such as awns, short broken stalk are fallen on sorting screen together with seed through recessed screen, when feed quantity is big, formation this
Class slight small item material is more, and cleaning load is larger, easily causes recessed screen lower section seed percentage of impurity height, or even recessed screen occurs
The situation that compass screen surface blocking, sorting screen cannot work.
Cleaning plant of the prior art often is engaged to reach using vibrosieve with cleaning fan cleans purpose, but logical
The short broken cane for crossing recessed screen is but difficult to discharge, in vibrosieve long-time accumulated plugging vibrosieve, also can some from sieve
Cleaned not thoroughly by causing in hole, clean effect poor；Also one drum sieve of selection uses cooperatively with cleaning fan, it is by institute
There are the seed by recessed screen, clever shell etc. all to import to directly over drum sieve, cleaning fan level blowing, the structure is cleaned
Load is big, is equally difficult to discharge by the short broken cane of recessed screen.
Utility model content
The purpose of this utility model is to provide a kind of longitudinal axial flow threshing and cleaning device, on the cylinder of the threshing cleaning unit
Side is provided with air intake device, solves big, recessed screen of cleaning load in prior art etc. and holds susceptible to plugging technical problem.
To solve above-mentioned technical problem, this utility model is using technical scheme：A kind of longitudinal axial flow threshing and cleaning device,
Including casing, threshing cylinder, upper concave grate, recessed screen and the sorting screen of longitudinal axial-flow type are provided with casing, upper concave grate is arranged
Above threshing cylinder, recessed screen is arranged on threshing cylinder lower section, and upper concave grate radially wraps threshing cylinder with recessed screen
Fence up, the two ends of recessed screen are connected in casing, be provided with upper concave grate and recessed screen two ends corresponding position in casing and feed
Entrance and straw are exported, and air intake device is connected with above upper concave grate, and recessed screen lower section is provided with sorting screen.
Further, the threshing cylinder includes feeding cone section, shell portion and drum shaft, and the conical surface of feeding cone section is provided with
Spiral helicine feeding blade, feeding blade end extends to shell portion, and stack shell section surface arranges multiple from feeding blade end
Threshing element, drum shaft is along shell portion axis through feeding cone section and shell portion and three in one connection, the two ends of drum shaft
Cylinder supports are rotatably connected to, drum shaft is also associated with drum drive away from one end of feeding cone section.
Further, the upper concave grate and recessed screen are bolted.
Further, the air intake device includes air-suction duct and induced-draught fan, and air-suction duct is connected with casing internal（As long as
Air-suction duct is located in the projected area above longitudinal axial-flow type threshing cylinder vertical direction with casing internal connectivity part）, inhale
The blade of blower fan is arranged in air-suction duct, and the two ends of induced-draught fan rotating shaft rotate with air-suction duct and are connected, and the one of induced-draught fan rotating shaft
End passes air-suction duct and connects induced-draught fan drive mechanism.
Further, described sorting screen is two drum sieves, and the first drum sieve and the second drum sieve are divided into concave plate
Sieve lower section, threshing cylinder axis both sides, the side in casing near the first drum sieve is connected with cleaning fan, cleaning fan
Air outlet is located at the first drum sieve lower section, and cleaning fan air-out direction and horizontal plane angle are 10 ° -30 °, in casing with clean wind
The relative side of machine air outlet is provided with clever shell outlet（Clever shell exports, the row of be more convenient for clever shell consistent with cleaning fan air outlet
Go out）, bottom of shell be provided with seed outlet, seed outlet positioned at sorting screen lower section.
Further, it is additionally provided with seed between the seed outlet and sorting screen and collects screw feeder, seed collects screw feeder both sides
It is provided with seed collecting board, the seed collecting board and casing integrally connected（Seed collects screw feeder and will transmit through sorting screen and by seed
The seed that collecting board is gathered, pushes one end of screw feeder to, is beneficial to and collects transport）.
Beneficial effect：This utility model threshing cleaning unit can realize that rice size is little, easily mix with clever shell, during results
Stalk, leaf water content are high, the threshing of easily cataclasm crop, separate, clean operation；The concave grate in the arrangement of threshing cylinder top
And air intake device, part slight small item material is made under the suction of air intake device, as early as possible through upper and lower concave grate and from threshing roll
The air-suction channel on cylinder top is discharged, and so as to mitigate the load of threshing cylinder and sorting screen, is more suitable for containing slight small item in emersion object
The threshing and cleaning operation of the more crop of material；It is stronger to the adaptability of moist material using drum sieve-blower fan cleaning plant, adopt
Double drum sieve-blower fan the cleaning and sorting system of longitudinal coordinates with longitudinally axial flow threshing cylinder, can will transmit through the seed of recessed screen with not by
Air intake device suction out debris separate, while avoid these humidities light little debris be attached on sorting screen compass screen surface cause sieve aperture block up
Plug.
Description of the drawings
Fig. 1 is this utility model structural representation A, and wherein frame is not shown；
Fig. 2 is this utility model structural representation B, and wherein frame and cleaning fan is not shown；
Fig. 3 is the structural representation of this utility model threshing cylinder；
Labelling in figure：1st, casing, 101, feeding mouth, 102, straw outlet, 103, clever shell outlet, 104, seed collecting board,
105th, stock guide, 2, threshing cylinder, 201, feeding cone section, 202, shell portion, 203, drum shaft, 204, feeding blade, 205, de-
Grain element, 206, cylinder supports, 207, drum drive, 3, upper concave grate, 4, recessed screen, 5, sorting screen, 501, the
One drum sieve, the 502, second drum sieve, 6, air intake device, 601, air-suction duct, 602, induced-draught fan, 603, induced-draught fan driving machine
Structure, 7, cleaning fan, 8, seed collect screw feeder.
Specific embodiment
This utility model is described in further detail with reference to specific embodiment.
The threshing of longitudinal axial-flow type is provided with reference picture 1-3, a kind of longitudinal axial flow threshing and cleaning device, including casing 1, casing 1
Cylinder 2, upper concave grate 3, recessed screen 4 and sorting screen 5, the threshing cylinder 2 includes feeding cone section 201, shell portion 202 and rolling
Cylinder axle 203, the conical surface of feeding cone section 201 is provided with spiral helicine feeding blade 204, and the end of feeding blade 204 extends to stack shell
202 leading portions of section, the outer surface of shell portion 202（Outer peripheral face）Multiple threshing elements 205 are set from the end of feeding blade 204, it is described
A plurality of helix of the threshing element 205 along the outer peripheral face of shell portion 202（The spacing of neighboring spiral is fixed）Distribution, every spiral shell
Threshing element 205 in spin line is uniformly distributed, and drum shaft 203 is along the axis of shell portion 202 through feeding cone section 201 and shell portion
202 and three in one connect, the two ends of drum shaft 203 are rotatably connected to cylinder supports 206, and the cylinder supports 206 are wrapped
Spring bearing is included, spring bearing inner ring is fixedly connected with drum shaft 203, and spring bearing outer ring is fixed in the frame of harvester,
Drum shaft 203 is also associated with drum drive 207 away from one end of feeding cone section 201, and upper concave grate 3 is arranged on threshing cylinder
2 tops, recessed screen 4 is arranged on the lower section of threshing cylinder 2, and upper concave grate 3 and recessed screen 4 adopt grid concave plate, the fovea superior
Screen 3 and recessed screen 4 are bolted and radially surround threshing cylinder 2, only reserve forward and backward termination as material
Into with threshing after formed long stalk discharge passage, the two ends of recessed screen 4 are connected in casing 1, with fovea superior in casing 1
Screen 3 and the two ends corresponding position of recessed screen 4 are provided with feeding mouth 101 and straw outlet 102, and the top of upper concave grate 3 is connected with suction
Wind apparatus 6, the air intake device 6 includes the induced-draught fan 602 that air-suction duct 601 and transverse axis streaming are arranged, air-suction duct 601 and machine
The inside of shell 1 connection, the blade of induced-draught fan 602 is arranged in air-suction duct 601, the two ends of the rotating shaft of induced-draught fan 602 and air-suction duct
601 rotate connection, and one end of the rotating shaft of induced-draught fan 602 passes air-suction duct 601 and connects induced-draught fan drive mechanism 603, concave plate
The lower section of sieve 4 is provided with sorting screen 5 and will be oriented to sorting screen by the material of upper and lower concave grate by stock guide 105, and described cleans
Sieve 5 is two drum sieves, and the first drum sieve 501 and the second drum sieve 501 are divided into the lower section of recessed screen 4, the axis of threshing cylinder 2
Line both sides, the first drum sieve 501, the axis of the second drum sieve 502 and the axis parallel of threshing cylinder 2, the first drum sieve 501
The diameter with diameter greater than the second drum sieve 502, the upper edge of the first drum sieve 501 higher than the second drum sieve 502 upper edge, casing
Cleaning fan 7 is connected near the side of the first drum sieve 501 on 1, the air outlet of cleaning fan 7 is located at the first drum sieve 501
Lower section, the air outlet of cleaning fan 7 is located at immediately below the first drum sieve 501, and the air-out direction of cleaning fan 7 is with horizontal plane angle
10 ° -30 °, be beneficial to will transmit through drum sieve light little debris separate with seed after, from clever shell outlet discharge, in casing 1 with clean
The relative side of the air outlet of blower fan 7 is provided with clever shell outlet 103, and the bottom of casing 1 is provided with seed outlet, and seed outlet is located at sorting screen
5 lower section, is additionally provided with seed and collects screw feeder 8 between the seed outlet and sorting screen 5, and seed collects the both sides of screw feeder 8 and is provided with seed
Grain collecting board 104, the seed collecting board 104 and the integrally connected of casing 1, seed collecting board 104 and horizontal plane angle be 30 °-
60°。
Operationally, crops are fed above-mentioned threshing cleaning unit by feeding mouth 101, in threshing cylinder 2 and upper concave grate
3rd, threshing is completed under the collective effect of recessed screen 4, straw is discharged from straw outlet 102, and the seed that spins off and shape
Into the slight small item material such as clever shell, awns, short broken stalk throw away from the sieve aperture of upper concave grate 3 or recessed screen 4, a portion grain husk
The light little debris such as shell, cataclasm stalk, cataclasm blade are discharged under the suction of the cross-flow type induced-draught fan 602 of air intake device 6, are mitigated
The materials such as the load of cylinder bottom sorting screen 5, remainder grain husk shell, short broken stalk and seed fall into below sorting screen 5, enter
Enter watering and separation procedure, in drum sieve（Including the first drum sieve and the second drum sieve）Drive, the effect of tossing and cleaning fan 7 are dispelled
Under effect, size is little, the seed that floating velocity is larger passes through drum sieve, falls into seed Jing after seed collecting board 104 is collected and collects
Screw feeder 8, the less clever shell of floating velocity and cataclasm blade are discharged with air-flow from clever shell outlet 103, larger-size cataclasm stalk
Drum sieve can not be passed through, with compass screen surface larger movement velocity is obtained, clever shell outlet 103 of being tossed out.
Above-described embodiment is only that embodiment of the present utility model is illustrated, it is impossible to be interpreted as to of the present utility model
Limit, as above concave grate 3 and recessed screen 4 adopt grid concave plate, but other forms for example to weave notch board, pass notch board etc. and also should
Include protection domain of the present utility model.
Claims (6)
1. a kind of longitudinal axial flow threshing and cleaning device, including casing（1）, it is characterised in that：Casing（1）Inside it is provided with the de- of longitudinal axial-flow type
Grain cylinder（2）, upper concave grate（3）, recessed screen（4）And sorting screen（5）, upper concave grate（3）It is arranged on threshing cylinder（2）On
Side, recessed screen（4）It is arranged on threshing cylinder（2）Lower section, upper concave grate（3）With recessed screen（4）By threshing cylinder（2）Radially
Surround, recessed screen（4）Two ends be connected to casing（1）On, casing（1）On with upper concave grate（3）With recessed screen（4）Two ends
Corresponding position is provided with feeding mouth（101）With straw outlet（102）, upper concave grate（3）Top be connected with air intake device（6）, it is recessed
Screen（4）Lower section is provided with sorting screen（5）.
2. a kind of longitudinal axial flow threshing and cleaning device according to claim 1, it is characterised in that：The threshing cylinder（2）Bag
Include feeding cone section（201）, shell portion（202）And drum shaft（203）, feeding cone section（201）The conical surface be provided with it is spiral helicine feed
Enter blade（204）, feeding blade（204）End extends to shell portion（202）, shell portion（202）Surface is from feeding blade（204）
Rise and multiple threshing elements are set in end（205）, drum shaft（203）Along shell portion（202）Axis is through feeding cone section（201）With
Shell portion（202）And three in one connects, drum shaft（203）Two ends be rotatably connected to cylinder supports（206）, drum shaft
（203）Away from feeding cone section（201）One end be also associated with drum drive（207）.
3. a kind of longitudinal axial flow threshing and cleaning device according to claim 1, it is characterised in that：The upper concave grate（3）With
Recessed screen（4）It is bolted.
4. a kind of longitudinal axial flow threshing and cleaning device according to claim 1, it is characterised in that：The air intake device（6）Bag
Include air-suction duct（601）And induced-draught fan（602）, air-suction duct（601）With casing（1）Inside connection, induced-draught fan（602）Blade
It is arranged on air-suction duct（601）It is interior, induced-draught fan（602）The two ends of rotating shaft and air-suction duct（601）Rotate connection, induced-draught fan
（602）One end of rotating shaft passes air-suction duct（601）And connect induced-draught fan drive mechanism（603）.
5. a kind of longitudinal axial flow threshing and cleaning device according to claim 1, it is characterised in that：Described sorting screen（5）For
Two drum sieves, the first drum sieve（501）With the second drum sieve（501）It is divided into recessed screen（4）Lower section, threshing cylinder（2）
Axis both sides, casing（1）Upper close first drum sieve（501）Side be connected with cleaning fan（7）, cleaning fan（7）'s
Air outlet is located at the first drum sieve（501）Lower section, cleaning fan（7）Air-out direction is 10 ° -30 ° with horizontal plane angle, casing
（1）Upper and cleaning fan（7）The relative side of air outlet is provided with clever shell outlet（103）, casing（1）Bottom is provided with seed outlet,
Seed outlet is located at sorting screen（5）Lower section.
6. a kind of longitudinal axial flow threshing and cleaning device according to claim 5, it is characterised in that：The seed is exported and cleaned
Sieve（5）Between be additionally provided with seed collect screw feeder（8）, seed collection screw feeder（8）Both sides are provided with seed collecting board（104）, the seed
Grain collecting board（104）With casing（1）Integrally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621119249.5U CN206078150U (en) | 2016-10-13 | 2016-10-13 | Axis of ordinates stream cleaning plant of threshing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621119249.5U CN206078150U (en) | 2016-10-13 | 2016-10-13 | Axis of ordinates stream cleaning plant of threshing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206078150U true CN206078150U (en) | 2017-04-12 |
Family
ID=58483736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621119249.5U Expired - Fee Related CN206078150U (en) | 2016-10-13 | 2016-10-13 | Axis of ordinates stream cleaning plant of threshing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206078150U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211942A (en) * | 2016-10-13 | 2016-12-14 | 河南科技大学 | A kind of longitudinal axial flow threshing and cleaning device |
| CN108093825A (en) * | 2017-12-30 | 2018-06-01 | 董晓 | A kind of full feed type multifunctional paddy harvesting device |
| WO2022141986A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏沃得农业机械股份有限公司 | Air supply system of harvester |
-
2016
- 2016-10-13 CN CN201621119249.5U patent/CN206078150U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211942A (en) * | 2016-10-13 | 2016-12-14 | 河南科技大学 | A kind of longitudinal axial flow threshing and cleaning device |
| CN108093825A (en) * | 2017-12-30 | 2018-06-01 | 董晓 | A kind of full feed type multifunctional paddy harvesting device |
| WO2022141986A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏沃得农业机械股份有限公司 | Air supply system of harvester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20211013 |