CN111296040A - Self-propelled peanut combine's gettering grass collection dust arrester - Google Patents
Self-propelled peanut combine's gettering grass collection dust arrester Download PDFInfo
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- CN111296040A CN111296040A CN202010135234.2A CN202010135234A CN111296040A CN 111296040 A CN111296040 A CN 111296040A CN 202010135234 A CN202010135234 A CN 202010135234A CN 111296040 A CN111296040 A CN 111296040A
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- dust
- cylinder
- grass
- impurity
- absorbing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D29/00—Harvesters for peanuts
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D33/00—Accessories for digging harvesters
- A01D33/06—Haulm-cutting mechanisms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D33/00—Accessories for digging harvesters
- A01D33/08—Special sorting and cleaning mechanisms
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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
- A01F12/40—Arrangements of straw crushers or cutters
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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
- A01F12/44—Grain cleaners; Grain separators
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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
- A01F12/54—Arrangements for collecting or removing dust
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention provides a impurity-absorbing, grass-collecting and dust-preventing device of a self-propelled peanut combine harvester, which comprises an axial flow wind impurity-absorbing cylinder, a negative pressure crushing fan, a grass-collecting device, a water tank and a dust-removing box, wherein the bottom of the axial flow wind impurity-absorbing cylinder is opened and is vertically arranged, the bottom of the negative pressure crushing fan is connected with the axial flow wind impurity-absorbing cylinder, the front of the grass-collecting device is communicated with the side surface of the negative pressure crushing fan through a tangential flow wind impurity guide cylinder, the water tank is arranged at the top of the grass-collecting device, and the dust-removing box is communicated with the. Inhale miscellaneous grass collection raise dust prevention device can effectively absorb the light miscellaneous of mixing in the peanut pod, and grass collection device can make the light miscellaneous deposit in the air current, and the dust in the air current can condense under the effect of atomizer spun water smoke of dust removal case top and subside, avoids producing the raise dust at the selection by winnowing in-process.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to a impurity and grass sucking and dust preventing device of a self-propelled peanut combine harvester.
Background
China is a big producing country and a big exporting country of peanuts, and an original manual peanut harvesting mode in the field is gradually replaced by mechanical harvesting, wherein, peanut combined harvesting equipment has more and more fields in China due to the characteristics of high efficiency and high-quality harvesting, but the cleaning and impurity removing technology of the domestic peanut combined harvesting equipment is relatively backward, so that the problems of low impurity removing rate, poor effect, incomplete impurity removing and the like exist, stems and tendrils are wound and the equipment is blocked, even secondary manual cleaning is needed in the later period after mechanical impurity removing, the productivity is greatly influenced, and the development of the peanut industry in China is also restricted. Meanwhile, when the existing large-scale peanut combined harvesting equipment is used for field operation, a large amount of dust and scraps can be generated in cleaning, lifting and conveying links of fresh peanut materials carrying impurities such as soil crumbs, branches and seedlings breaking, dust raising and scraps, the health of agricultural workers and operation farmers is seriously affected, and meanwhile, a large amount of fine particles and micro particles are blown into the air to form a large amount of dust with complex components, so that the atmosphere is seriously damaged.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the impurity-absorbing grass-collecting dust-raising-preventing device of the self-propelled peanut combine harvester, which solves the problem of dust raising in the peanut winnowing process by treating the airflow after winnowing
In order to achieve the purpose, the invention provides a weed-sucking and grass-collecting dust-raising-preventing device of a self-propelled peanut combine harvester, which is characterized by comprising an axial flow wind weed-sucking cylinder, a negative pressure crushing fan, a weed-collecting device, a water tank and a dust-removing box, wherein the axial flow wind weed-sucking cylinder is opened at the bottom and is vertically arranged, the negative pressure crushing fan is connected with the bottom of the axial flow wind weed-sucking cylinder, the front of the weed-collecting device is communicated with the side surface of the negative pressure crushing fan through a tangential flow wind weed-guiding cylinder, the water tank is arranged at the top of the weed-collecting device, and the dust-removing box; wherein:
the fan shell of the negative pressure crushing fan is cylindrical and is arranged vertically; a rotating shaft is coaxially arranged in the fan shell, a plurality of blades are arranged on the rotating shaft along the radial direction of the rotating shaft, a crushing knife perpendicular to the blades is arranged on the windward side of each blade, and the cutting edge of each crushing knife is parallel to the windward side;
the axial flow air impurity absorbing cylinder is of a telescopic structure with adjustable vertical length, the bottom end of the axial flow air impurity absorbing cylinder is provided with an absorbing port, and the top end of the axial flow air impurity absorbing cylinder is communicated with the bottom of the fan shell;
the grass collecting device is of a box-shaped structure, and the tangential wind impurity guide cylinder which is connected with the grass collecting device and the fan shell is arranged along the tangential direction of the fan shell; the bottom of the grass collecting device is provided with an openable discharging plate;
a plurality of air outlet dust exhaust ports are formed in the bottom plate and the top plate of the dust removal box; a plurality of atomizing spray heads with downward spraying directions are arranged on a top plate of the dust removal box; the atomizing nozzle is sequentially connected with the water pump and the water tank through pipelines.
The invention is further improved in that the axial flow air impurity suction cylinder comprises a fixed cylinder body positioned above and a lifting cylinder body positioned below; the bottom end of the fixed cylinder body and the top end of the lifting cylinder body are sleeved; the outer surface of the fixed cylinder body is provided with a fixed lug plate, and the outer surface of the lifting cylinder body is provided with a lifting lug plate opposite to the fixed lug plate; the fixed ear plate is connected with the lifting ear plate through an adjusting screw rod.
The invention is further improved in that the top end of the rotating shaft penetrates through the top plate of the fan shell and is connected with a belt wheel; the belt wheel is used for being in transmission connection with the servo motor.
The invention has the further improvement that the leeward side of the blade is provided with a connecting rod, and one end of the connecting rod is vertically connected with the rotating shaft; the windward side of the blades is sequentially provided with four parallel crushing knives from top to bottom; in the blade, the crushing blades positioned at the uppermost end and the lowermost end are respectively disposed at the top edge and the bottom edge of the blade.
The invention is further improved in that the diameter of the air outlet dust exhaust hole is 9mm to 11 mm.
The invention is further improved in that the number of the air guide pipes is three.
The beneficial technical effects of the invention are as follows: inhale miscellaneous grass collection raise dust prevention device can effectively absorb the light miscellaneous of mixing in the peanut pod, and grass collection device can make the light miscellaneous deposit in the air current, and the dust in the air current can condense under the effect of atomizer spun water smoke of dust removal case top and subside, avoids producing the raise dust at the selection by winnowing in-process.
Drawings
FIG. 1 is a perspective view of a weed-sucking and weed-collecting dust-preventing device of a self-propelled peanut combine harvester;
FIG. 2 is a side view of the dust collector of the self-propelled peanut combine;
fig. 3 is a partial sectional view of the dust absorbing, collecting and preventing device of the self-propelled peanut combine.
Detailed Description
The following description of the preferred embodiment of the present invention, in accordance with the accompanying drawings of which 1 is presented to enable a better understanding of the invention as to its functions and features.
Referring to fig. 1 to 3, an embodiment of the present invention includes a weed-sucking and dust-collecting device of a self-propelled peanut combine harvester, comprising: the negative pressure grass-collecting device comprises an axial flow wind impurity-absorbing cylinder 2 with an opening at the bottom and arranged vertically, a negative pressure crushing fan 1 with the bottom connected with the axial flow wind impurity-absorbing cylinder 2, a grass-collecting device 3 with the front communicated with the side surface of the negative pressure crushing fan 1 through a tangential flow wind impurity guide cylinder 15, a water tank 5 arranged at the top of the grass-collecting device 3 and a dust-removing box 4 communicated with the back of the grass-collecting device 3 through a plurality of air guide pipes 32. Each part is fixed on the frame through a support frame. Inhale miscellaneous grass collection raise dust prevention device for set up and sieving mechanism's screen frame top for absorb the impurity that the quality is lighter.
Specifically, in this embodiment, the fan housing 11 of the negative pressure pulverizing fan 1 is cylindrical and is vertically arranged; a rotary shaft 12 is coaxially provided inside the fan case 11, and the rotary shaft 12 is provided with a large number of blades 13 along a radial direction thereof. The top end of the rotary shaft 12 penetrates the top plate of the fan housing 11 and is connected to a pulley 16. The pulley 16 is used for driving connection with a servo motor so as to drive the rotation shaft 12 and the blades 13 to rotate.
The bottom end of the axial flow air impurity absorbing cylinder 2 is provided with an absorbing opening, and the top end of the axial flow air impurity absorbing cylinder is communicated with the bottom of the fan shell 11. During the rotation of the rotating shaft 12, the negative pressure crushing fan 1 generates high-speed airflow to suck air into the fan shell 11 from the axial flow air impurity suction cylinder 2, and during the process, light impurities on a screen body of the screening device enter the fan shell 11 along with the airflow. The air flow enters the grass collecting device 3 through the tangential air impurity guide barrel 15, the heavier impurities are deposited, and then the air flow enters the dust removing box 4 through the air guide pipe 32.
The windward side of the blade 13 is provided with a crushing blade 14 perpendicular to the blade, and the blade edge of the crushing blade 14 is parallel to the windward side, in the embodiment, the crushing blade 14 is used for colliding with light impurities in the airflow to crush the light impurities. The light impurities mainly comprise sundries such as crushed leaves, stems, crushed soil, broken branches and seedlings, raised dust, scraps and the like mixed in the peanuts. Part of light impurities are flat, so the dust absorbing and collecting device is easy to block. The light impurities are cut up and then are more easily treated, so that the impurity-absorbing and grass-collecting dust-preventing device is not easy to block. In this embodiment, four parallel crushing knives 14 are sequentially arranged on the windward side of the blade 13 from top to bottom; in the blades 13, the crushing blades 14 positioned at the uppermost end and the lowermost end are provided at the top edge and the bottom edge of the blades 13, respectively. In this embodiment, the leeward side of the blade 13 is provided with a connecting rod 17, and one end of the connecting rod 17 is vertically connected to the rotating shaft 12.
The axial flow wind impurity suction barrel 2 is of a telescopic structure with adjustable vertical length, the top end of the axial flow wind impurity suction barrel is fixedly arranged, and the height of the bottom end of the axial flow wind impurity suction barrel can be adjusted according to the position of the screen body. The axial flow wind impurity suction cylinder 2 comprises a fixed cylinder 21 positioned at the upper part and a lifting cylinder 22 positioned at the lower part; the bottom end of the fixed cylinder 21 and the top end of the lifting cylinder 22 are sleeved; fixing ear plates 23 are arranged on two sides of the outer surface of the fixing cylinder 21, and lifting ear plates 24 opposite to the fixing ear plates 23 are arranged on two sides of the outer surface of the lifting cylinder 22; the fixing lug 23 is connected to the lifting lug 24 via an adjusting screw 25. By adjusting the nut of the adjusting bolt 25, the height of the lifting cylinder 22 can be adjusted, so that the absorption port at the bottom of the lifting cylinder 22 can keep a proper distance from the screen body.
The grass collecting device 3 is of a box-shaped structure, the tangential air impurity guiding barrel 15 which is connected with the grass collecting device 3 and the fan shell 11 is arranged along the tangential direction of the fan shell 11, and the arrangement mode enables the kinetic energy loss to be small in the process that air flow is discharged out of the fan shell 11. The bottom of the grass collector 3 is provided with an openable discharging plate 31, and when the light impurities in the grass collector 3 are excessive, the openable discharging plate 31 can be opened to discharge the light impurities. In this embodiment, the grass collecting principle of the grass collecting device 3 is as follows: the air flow speed of the guiding-out of the tangential flow wind impurity guiding-out barrel 15 is fast, and after the air flow speed enters the large-volume grass collecting device 3, the air flow speed is slow, so that light impurities are easier to deposit.
After the light impurities are deposited in the grass collecting device 3, the light impurities are communicated with the dust removal box 4 through the air guide pipe 32. The bottom plate and the top plate of the dust removing box 4 are provided with a plurality of air outlet dust exhaust ports 41; a plurality of atomizing spray heads 42 with downward spraying directions are arranged on the top plate of the dust removing box 4; the atomizer 42 is connected to the water pump and the water tank 5 in sequence through a pipeline.
The gas entering the dust box 4 contains a lot of dust which, if discharged directly, causes airborne dust. Set up atomizer 42 at dust removal case 4 top, its spun water smoke can fill in the top of dust removal case 4 and the inside of dust removal case 4, and the water smoke can be in the same place with the dust that smugglies secretly in the air current, makes it subside to discharge to ground through the air-out dust exhaust port 41 of dust removal case 4 bottom, thereby reach the effect of straining dirt, dust removal, dust fall, dust raising prevention, effectively protect ecological environment. In one embodiment, the diameter of the air dust discharge holes 41 is 9mm to 11 mm. The number of the air guide pipes 32 is three.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (6)
1. A weed-absorbing and weed-collecting dust-raising-preventing device of a self-propelled peanut combine harvester is characterized by comprising an axial flow wind impurity-absorbing cylinder (2) with an opening at the bottom and arranged vertically, a negative pressure crushing fan (1) with the bottom connected with the axial flow wind impurity-absorbing cylinder (2), a weed-collecting device (3) with the front communicated with the side surface of the negative pressure crushing fan (1) through a tangential flow wind impurity guide cylinder (15), a water tank (5) arranged at the top of the weed-collecting device (3) and a dust-removing box (4) communicated with the back surface of the weed-collecting device (3) through a plurality of air guide pipes (32); wherein:
the fan shell (11) of the negative pressure crushing fan (1) is cylindrical and is arranged vertically; a rotating shaft (12) is coaxially arranged in a fan shell (11), a plurality of blades (13) are arranged on the rotating shaft (12) along the radial direction of the rotating shaft, a crushing knife (14) perpendicular to the blades is arranged on the windward side of the blades (13), and the cutting edge of the crushing knife (14) is parallel to the windward side;
the axial flow wind impurity absorbing cylinder (2) is of a telescopic structure with adjustable vertical length, the bottom end of the axial flow wind impurity absorbing cylinder is provided with a suction port, and the top end of the axial flow wind impurity absorbing cylinder is communicated with the bottom of the fan shell (11);
the grass collecting device (3) is of a box-shaped structure, and the tangential air impurity guide cylinder (15) which is connected with the grass collecting device (3) and the fan shell (11) is arranged along the tangential direction of the fan shell (11); the bottom of the grass collecting device (3) is provided with an openable discharging plate (31);
a bottom plate and a top plate of the dust removal box (4) are provided with a plurality of air outlet dust exhaust ports (41); a plurality of atomizing spray heads (42) with downward spraying directions are arranged on the top plate of the dust removing box (4); the atomizing spray head (42) is sequentially connected with the water pump and the water tank (5) through pipelines.
2. The weed-sucking and dust-collecting device of the self-propelled peanut combine harvester as claimed in claim 1, wherein the axial-flow wind weed-sucking cylinder (2) comprises a fixed cylinder (21) at the upper part and a lifting cylinder (22) at the lower part; the bottom end of the fixed cylinder (21) is sleeved with the top end of the lifting cylinder (22); a fixed lug plate (23) is arranged on the outer surface of the fixed cylinder body (21), and a lifting lug plate (24) opposite to the fixed lug plate (23) is arranged on the outer surface of the lifting cylinder body (22); the fixed lug plate (23) is connected with the lifting lug plate (24) through an adjusting screw rod (25).
3. The dust suction and collection device of the self-propelled peanut combine harvester as claimed in claim 1, wherein the top end of the rotating shaft (12) penetrates through the top plate of the fan housing (11) and is connected with a belt wheel (16); the belt wheel (16) is used for being in transmission connection with the servo motor.
4. The impurity-absorbing and grass-collecting dust-preventing device of the self-propelled peanut combine harvester as claimed in claim 1, wherein the leeward side of the blade (13) is provided with a connecting rod (17), and one end of the connecting rod (17) is vertically connected with the rotating shaft (12); the windward side of the blades (13) is sequentially provided with four parallel crushing knives (14) from top to bottom; in the blade (13), the crushing blades (14) positioned at the uppermost end and the lowermost end are respectively provided at the top edge and the bottom edge of the blade (13).
5. The dust-absorbing and dust-collecting device of self-propelled peanut combine harvester as claimed in claim 1, wherein the diameter of the air outlet dust exhaust hole (41) is 9mm to 11 mm.
6. The dust collecting and absorbing device of self-propelled peanut combine harvester of claim 1, wherein the number of the air duct (32) is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010135234.2A CN111296040A (en) | 2020-03-02 | 2020-03-02 | Self-propelled peanut combine's gettering grass collection dust arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010135234.2A CN111296040A (en) | 2020-03-02 | 2020-03-02 | Self-propelled peanut combine's gettering grass collection dust arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111296040A true CN111296040A (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010135234.2A Pending CN111296040A (en) | 2020-03-02 | 2020-03-02 | Self-propelled peanut combine's gettering grass collection dust arrester |
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| CN (1) | CN111296040A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210315163A1 (en) * | 2018-09-07 | 2021-10-14 | Roy BREWIN | Crop dust separation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104852A (en) * | 1976-11-08 | 1978-08-08 | Tackett Deforest | Lawn clipping vacuum collector |
| CN103609262A (en) * | 2013-12-13 | 2014-03-05 | 湖南农业大学 | Straw cutting and pneumatic-conveying oriented throwing device |
| CN204811117U (en) * | 2015-08-13 | 2015-12-02 | 顺平县盈动农业科技有限公司 | Modified maize onal fan |
| CN108012647A (en) * | 2018-02-02 | 2018-05-11 | 山东源泉机械有限公司 | Fruit combined harvester is plucked in one pickup of cultivating peanut |
| CN207410776U (en) * | 2017-11-20 | 2018-05-29 | 获嘉县富泰机械有限公司 | A kind of self-propelled harvester for peanut |
| CN108781730A (en) * | 2018-07-06 | 2018-11-13 | 东北农业大学 | A kind of double fringe fresh edible maize secondary ear-picking foreign substances and cauline leaf exclusion device |
-
2020
- 2020-03-02 CN CN202010135234.2A patent/CN111296040A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4104852A (en) * | 1976-11-08 | 1978-08-08 | Tackett Deforest | Lawn clipping vacuum collector |
| CN103609262A (en) * | 2013-12-13 | 2014-03-05 | 湖南农业大学 | Straw cutting and pneumatic-conveying oriented throwing device |
| CN204811117U (en) * | 2015-08-13 | 2015-12-02 | 顺平县盈动农业科技有限公司 | Modified maize onal fan |
| CN207410776U (en) * | 2017-11-20 | 2018-05-29 | 获嘉县富泰机械有限公司 | A kind of self-propelled harvester for peanut |
| CN108012647A (en) * | 2018-02-02 | 2018-05-11 | 山东源泉机械有限公司 | Fruit combined harvester is plucked in one pickup of cultivating peanut |
| CN108781730A (en) * | 2018-07-06 | 2018-11-13 | 东北农业大学 | A kind of double fringe fresh edible maize secondary ear-picking foreign substances and cauline leaf exclusion device |
Non-Patent Citations (2)
| Title |
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| 刘立忠: "《大气污染控制工程》", 31 January 2015, 中国建材工业出版社 * |
| 杨丽芬等: "《环保工作者实用手册》", 31 January 2001, 冶金工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210315163A1 (en) * | 2018-09-07 | 2021-10-14 | Roy BREWIN | Crop dust separation system |
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Application publication date: 20200619 |