CN114830921A - Machine and method for picking up missed peanuts after harvesting - Google Patents
Machine and method for picking up missed peanuts after harvesting Download PDFInfo
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- CN114830921A CN114830921A CN202210566255.9A CN202210566255A CN114830921A CN 114830921 A CN114830921 A CN 114830921A CN 202210566255 A CN202210566255 A CN 202210566255A CN 114830921 A CN114830921 A CN 114830921A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D89/00—Pick-ups for loaders, chaff-cutters, balers, field-threshers, or the like, i.e. attachments for picking-up hay or the like field crops
- A01D89/001—Pick-up systems
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D89/00—Pick-ups for loaders, chaff-cutters, balers, field-threshers, or the like, i.e. attachments for picking-up hay or the like field crops
- A01D89/006—Accessories
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Harvesting Machines For Root Crops (AREA)
Abstract
The invention relates to a machine and a method for picking up missed peanuts after harvesting, and belongs to the technical field of peanut harvesting machinery. The technical scheme is as follows: the front air suction opening (8) and the rear air suction opening (10) are respectively communicated with the front peanut channel (38) and the rear peanut channel (39); in the advancing process of the depth-limiting throwing roller (9), throwing steel needles (21) on the surface are inserted into soil, peanuts left in the soil are turned up, and are attracted into a front air suction opening and a rear air suction opening together with the peanuts left on the ground by negative pressure generated by a fan (7), the peanuts enter a negative pressure air chamber (31) along a front peanut channel and a rear peanut channel respectively, and enter a peanut collecting bin (1) under the action of the fan to perform wind power separation. After the peanuts are harvested, the peanuts left in the field land are secondarily recovered through secondary picking operation, and meanwhile dust, seedling sundries and the like in the recovery process are cleaned, so that the effects of reducing loss, saving labor, maintaining yield and improving efficiency are achieved, and the peanut picking machine is convenient to operate and compact in structure.
Description
Technical Field
The invention relates to a machine and a method for picking up missed peanuts after harvesting, and belongs to the technical field of peanut harvesting machinery.
Background
At present, the harvest of peanuts is mature, and the two types of peanuts are divided according to the harvest mode of the peanuts: one is a peanut combined harvesting technology, the other is a peanut segmented harvesting technology, and the two technologies are different in airing sequence. The combined peanut harvesting technology completes the working procedures of digging, soil shaking, picking, cleaning, fruit collecting and the like at one time, and then the peanut is aired in courtyards, fields and the like; the segmented peanut harvesting is completed by the working procedures of digging, soil shaking, laying and airing on the spot by a peanut digging machine for more than three days (sunny days), picking, cleaning, collecting and the like by a peanut picking machine. In any of the harvesting modes, a considerable amount of peanuts are left out due to untimely digging or picking operation during harvesting, or left in soil or left on the ground surface, so that serious mechanical harvesting loss is caused; the prior art does not have corresponding machinery to accomplish to miss the peanut after the results and pick up, can only abandon, or adopt the manual work to pick up the peanut that leaves over in the field, but, the cost of labor is very high, generally accounts for more than 50% of the income of picking up for peasant reduction output and income, if abandon the peanut of omitting, can not the granule to put in storage, also cause the waste of peanut fruit.
Disclosure of Invention
The invention aims to provide a machine and a method for picking up missed peanuts after harvesting, wherein after the peanuts are harvested, the peanuts left on the ground surface or in soil in the field are secondarily recovered through picking operation, and meanwhile, the peanuts, dust, seedling sundries and the like are cleaned, so that the labor is saved, the yield and the income are increased, the operation is convenient, the structure is compact, and the problems in the background technology are solved.
The technical scheme of the invention is as follows:
a machine for picking up missed peanuts after harvesting comprises a fan volute, a fan, a peanut collecting bin and a depth-limiting throwing roller, wherein the fan is arranged in the fan volute, a negative pressure air chamber is formed in the fan volute, the peanut collecting bin is arranged at the top of the fan volute, and the depth-limiting throwing roller is arranged at the bottom of the fan volute; the surface of the depth-limiting throwing roller is fully distributed with throwing steel needles, and all the throwing steel needles are obliquely arranged towards the advancing direction of the depth-limiting throwing roller; the front side wall and the rear side wall of the fan volute are both double-layer jacket structures formed by the inner wall of the fan volute and the outer wall of the fan volute, a front peanut channel and a rear peanut channel are formed between the inner wall of the fan volute and the outer wall of the fan volute, and the inner walls of the front peanut channel and the rear peanut channel are communicated with a negative pressure air chamber through a peanut inlet of the fan volute; the front part and the rear part of the depth-limiting throwing roller are respectively provided with a side plate, the front side and the rear side above the depth-limiting throwing roller are respectively provided with a throwing separating plate, the two side plates and the two throwing separating plates form a front air suction opening and a rear air suction opening in the front and the rear of the depth-limiting throwing roller respectively, and the front air suction opening and the rear air suction opening are respectively communicated with a front peanut channel and a rear peanut channel. In the advancing process of the depth-limiting throwing roller, the throwing steel needles on the surface are inserted into soil, peanuts left in the soil are turned up, and are attracted into the front air suction opening and the rear air suction opening together with the peanuts left on the ground by negative pressure generated by the fan, the peanuts enter the negative pressure air chamber along the front peanut channel and the rear peanut channel respectively, and the peanuts enter the peanut collecting bin under the action of the fan to be subjected to wind power sorting.
The side plates are obliquely arranged, and the two throwing separation plates are respectively arranged above the front and back of the depth-limiting throwing roller in an oblique manner, are positioned in the tangential direction of the depth-limiting throwing roller and are arranged close to the throwing steel needles of the depth-limiting throwing roller; the distance between the two throwing separation plates is slightly smaller than the diameter of an excircle formed by all the throwing steel needles.
The two throwing separation plates are respectively welded with the inner wall of the fan, the two side plates are respectively welded with the outer wall of the fan, the front throwing separation plate and the rear throwing separation plate and the front side plate and the rear side plate form a front air suction opening and a rear air suction opening together, the suction force of the front air suction opening and the rear air suction opening is increased, and meanwhile, a steel needle is prevented from being thrown or peanuts are prevented from being hung or squeezed.
All throwing steel needles are axially arranged into a plurality of spiral lines on the outer surface of the depth-limiting throwing roller, and the forward inclination angles of all throwing steel needles are the same.
The fruit collecting bin is connected with the fan volute through a grain unloading rotating shaft.
The peanut harvesting bin is internally provided with a longitudinally arranged partition plate, the peanut harvesting bin is divided into a peanut bin and a pressure reduction chamber, the tops of the peanut bin and the pressure reduction chamber are communicated, the bottom of the pressure reduction chamber is communicated with an outlet of the negative pressure air chamber, the top of the peanut bin is provided with a grain unloading and impurity discharging port, the peanut bin is rotated through a grain unloading rotating shaft, and peanuts are discharged through the grain unloading and impurity discharging port; the wall of the fruit collecting bin is provided with a plurality of pressure relief holes, and the top of the fruit collecting bin is provided with a plurality of dust separation holes. Peanuts and the like in the negative pressure air chamber enter the pressure drop chamber, pressure is relieved through the pressure relief hole, impurities such as dust and the like are discharged through the dust separation hole, and the peanuts enter the peanut bin.
The central part of the upper part of the front surface of the fan volute is provided with an upper suspension hole, the lower part of the front surface of the fan volute is provided with a rectangular pipe beam, a lower suspension shaft penetrates through the rectangular pipe beam, and the upper suspension hole and the two end parts of the lower suspension shaft form a three-point suspension which is connected with a tractor.
The fan volute is characterized in that a fan bearing is arranged in the center of the fan volute and a fan shaft head is arranged in a matching mode, and the fan shaft head drives fan blades in the fan volute to rotate. The shaft head of the fan is connected with a power output shaft of the tractor to provide power for the fan.
And the fan volute below the upper hanging hole is provided with a wind pressure adjusting plate for adjusting the wind pressure in the negative pressure wind chamber.
And a reinforcing metal plate is arranged between the fan bearing and the rectangular tube beam, so that the strength is increased.
The rear of the fan volute is provided with a rear bearing depth wheel through a rear depth wheel support arm, the rear bearing depth wheel is provided with a support spring rod, the support spring rod is connected with the fan volute through a rear depth wheel support, and the rear bearing depth wheel plays a role in weighing and guiding to walk.
The depth-limiting throwing roller is composed of a depth-limiting roller rubber layer, a depth-limiting roller lining steel pipe, a depth-limiting roller bearing and a depth-limiting roller shaft, wherein the depth-limiting roller bearing is arranged at each of two ends of the depth-limiting roller lining steel pipe, the depth-limiting roller shaft penetrates through the depth-limiting roller bearing, the depth-limiting roller rubber layer is arranged outside the depth-limiting roller lining steel pipe, and a throwing steel needle is fixed on the depth-limiting roller lining steel pipe and penetrates out of the depth-limiting roller rubber layer.
And a combined sealing ring is arranged outside the depth limiting roller bearing.
The depth-limiting throwing roller is matched with a detachable parking bracket.
A method for picking up missed peanuts after harvesting adopts the peanut picking machine, and comprises the following steps: the power output shaft of the tractor is connected with a shaft head of the fan to provide power for the fan; the air volume of the fan during full-load operation is controlled by the air pressure adjusting plate, and peanuts, dust and seedlings on the ground surface are adsorbed by the front air suction opening and the rear air suction opening and are conveyed to the pressure drop chamber; meanwhile, the depth-limiting throwing roller rotates, the peanuts left in the soil are turned out through the throwing steel needle and are thrown into the front air suction port and the rear air suction port, and the peanuts are conveyed to the pressure drop chamber through wind power; dust and seedling branches are discharged through a dust separation hole, a pressure relief hole and a grain and impurity discharging hole of the pressure reduction chamber; the peanuts fall to a peanut bin under the action of gravity, and the picked peanuts are unloaded from a grain unloading and impurity discharging port.
The invention can adopt a tractor with more than 25 horsepower as power, takes one ridge and two rows as operation surfaces, has small operation surface, compact structure of the machine body, convenience and flexibility and optimal sand and loam operation effect; and a rear bearing depth limiting wheel 26 is arranged behind the rear bearing depth limiting wheel to guarantee the operation quality and the operation effect of the whole machine for bearing depth limiting.
The most important innovation points of the invention are as follows: the depth-limiting throwing roller is tightly combined with the front air suction port and the rear air suction port to ensure the omnibearing picking up of the earth surface and the underground (soil) peanuts; the depth-limiting throwing roller is adopted to throw and send the steel needles to be welded with the front air suction port and the rear air suction port of the fan in the tangential direction with the side plate, so that the throwing and sending steel needles are prevented from hanging or squeezing peanuts; throwing send the steel needle to be convenient for pick up the peanut of leaving over in soil, limit roller inside lining steel pipe and throw send install the limit roller rubber layer additional between the steel needle, prevent to lose and cause the damage in the earth's surface peanut.
The invention has the beneficial effects that: after the peanuts are harvested, the peanuts left in the field land are secondarily recovered through picking operation, and meanwhile, dust, seedling sundries and the like in the recovery process are cleaned, so that the effects of reducing loss, saving labor, protecting yield and improving efficiency are achieved, and the peanut harvester is convenient to operate and compact in structure.
Drawings
FIG. 1 is an overall schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic front view of an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view B-B of FIG. 2;
FIG. 4 is a schematic cross-sectional view C-C of FIG. 3;
FIG. 5 is a schematic view of a parking carriage in accordance with an embodiment of the present invention;
FIG. 6 is a schematic side view of a depth-limiting throwing roller according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of D-D of FIG. 6;
FIG. 8 is a bottom perspective view of an embodiment of the present invention;
in the figure: the peanut harvester comprises a peanut collecting bin 1, a grain discharging rotating shaft 2, a wind pressure adjusting plate 3, a fan shaft head 4, a fan bearing 5, a lower suspension shaft 6, a fan 7, a front air suction opening 8, a depth-limiting throwing roller 9, a rear air suction opening 10, a dust separating hole 11, a pressure relief hole 12, a throwing separating plate 13, a pressure drop chamber 14, a partition plate 15, a peanut bin 16, a grain discharging and impurity discharging opening 17, a fan blade 18, a fan volute 19, a depth-limiting roller shaft 20, a throwing steel needle 21, a depth-limiting roller rubber layer 22, a side plate 23, a depth-limiting roller bearing 24, an upper suspension hole 25, a rear bearing depth-limiting wheel 26, a support spring rod 27, a parking bracket 28, a rear depth-limiting wheel bracket 29, a rear depth-limiting wheel support arm 30, a negative pressure chamber 31, a reinforcing metal plate 32, a rectangular pipe cross beam 33, a depth-limiting roller lining steel pipe 34, a combined sealing ring 35, a fan volute inner wall 36, a fan volute outer wall 37, a front peanut channel 38, a rear peanut channel 39 and a fan volute inlet 40.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
A missed peanut pickup machine after harvesting comprises a fan volute 19, a fan 7, a peanut collecting bin 1 and a depth-limiting throwing roller 9, wherein the fan 7 is arranged in the fan volute 19, a negative pressure air chamber 31 is formed in the fan volute 19, the peanut collecting bin 1 is arranged at the top of the fan volute 19, and the depth-limiting throwing roller 9 is arranged at the bottom of the fan volute 19; the surface of the depth-limiting throwing roller 9 is fully distributed with throwing steel needles 21, and all the throwing steel needles 21 are obliquely arranged towards the advancing direction of the depth-limiting throwing roller 9; the front side wall and the rear side wall of the fan volute 19 are both of a double-layer jacket structure formed by a fan volute inner wall 36 and a fan volute outer wall 37, a front peanut channel 38 and a rear peanut channel 39 are formed between the fan volute inner wall 36 and the fan volute outer wall 37, and the inner walls of the front peanut channel 38 and the rear peanut channel 39 are communicated with the negative pressure air chamber 31 through a fan volute peanut inlet 40; the front part and the rear part of the depth-limiting throwing roller 9 are respectively provided with a side plate 23, the front side and the rear side above the depth-limiting throwing roller 9 are respectively provided with a throwing separating plate 13, the two side plates 23 and the two throwing separating plates 13 respectively form a front air suction opening 8 and a rear air suction opening 10 in the front and the rear of the depth-limiting throwing roller 9, and the front air suction opening 8 and the rear air suction opening 10 are respectively communicated with a front peanut channel 38 and a rear peanut channel 39. In the advancing process of the depth-limiting throwing roller 9, the throwing steel needles 21 on the surface are inserted into soil, peanuts left in the soil are turned up, and are sucked into the front air suction opening 8 and the rear air suction opening 10 together with the peanuts left on the ground by the negative pressure generated by the fan 7, and respectively enter the negative pressure air chamber 31 along the front peanut channel 38 and the rear peanut channel 39, and enter the peanut collecting bin 1 under the action of the fan 7 for wind power separation.
The side plates 23 are obliquely arranged, and the two throwing separation plates 13 are respectively arranged in the front and rear oblique upper parts of the depth-limiting throwing roller 9, are positioned in the tangential direction of the depth-limiting throwing roller 9 and are arranged close to the throwing steel needle of the depth-limiting throwing roller 9; the distance between the two throwing separation plates 13 is slightly smaller than the diameter of an outer circle formed by all the throwing steel needles 21.
The two throwing separation plates 13 are respectively welded with the inner wall of the fan 7, the two side plates are respectively welded with the outer wall of the fan 7, the front throwing separation plate 13 and the rear throwing separation plate 13 and the front side plate 23 and the rear side plate 23 form a front air suction opening 8 and a rear air suction opening 10, the suction force of the front air suction opening 8 and the rear air suction opening 10 is increased, and meanwhile, the throwing steel needles 21 are prevented from hanging or squeezing peanuts.
All the throwing steel needles 21 are axially arranged into a plurality of spiral lines on the outer surface of the depth-limiting throwing roller 9, and the forward inclination angles of all the throwing steel needles 21 are the same.
The fruit collecting bin 1 is connected with a fan volute 19 through a grain discharging rotating shaft 2.
A partition plate 15 which is longitudinally arranged is arranged in the peanut collecting bin 1, the peanut collecting bin 1 is divided into a peanut bin 16 and a pressure reducing chamber 14, the tops of the peanut bin 16 and the pressure reducing chamber 14 are communicated, the bottom of the pressure reducing chamber 14 is communicated with an outlet of a negative pressure air chamber 31, a grain discharging and impurity discharging port 17 is formed in the top of the peanut bin 16, the peanut collecting bin 1 is rotated through a grain discharging rotating shaft 2, and peanuts are discharged through the grain discharging and impurity discharging port 17; the wall of the fruit collecting bin 1 is provided with a plurality of pressure relief holes 12, and the top of the fruit collecting bin 1 is provided with a plurality of dust separation holes 11. Peanuts and the like in the negative pressure air chamber 31 enter the pressure drop chamber 14, pressure is relieved through the pressure relief hole 12, impurities such as dust and the like are discharged through the dust separation hole 11, and the peanuts enter the peanut bin 16.
An upper hanging hole 25 is formed in the center of the upper portion of the front surface of the fan volute 19, a rectangular pipe cross beam 33 is arranged on the lower portion of the front surface of the fan volute 19, the lower hanging shaft 6 penetrates through the rectangular pipe cross beam 33, and three-point hanging is formed by the upper hanging hole 25 and the two end portions of the lower hanging shaft 6 and connected with a tractor.
The fan volute 19 is provided with a fan bearing 5 in the center and a fan shaft head 4 in a matching mode, and the fan shaft head 4 drives the fan blades 18 in the fan volute 19 to rotate. The fan shaft head 4 is connected with a power output shaft of the tractor and provides power for the fan 7.
The fan volute 19 below the upper hanging hole 25 is provided with a wind pressure adjusting plate 3 for adjusting the wind pressure in the negative pressure wind chamber 31.
And a reinforcing metal plate 32 is arranged between the fan bearing 5 and the rectangular pipe beam 33, so that the strength is increased.
The rear part of the fan volute 19 is provided with a rear bearing depth wheel 26 through a rear depth wheel support arm 30, the rear bearing depth wheel 26 is provided with a support spring rod 27, the support spring rod 27 is connected with the fan volute 19 through a rear depth wheel support 29, and the rear bearing depth wheel 26 plays a role in weighing and guiding to walk.
The depth-limiting throwing roller 9 is composed of a depth-limiting roller rubber layer 22, a depth-limiting roller lining steel pipe 34, a depth-limiting roller bearing 24 and a depth-limiting roller shaft 20, the two ends of the depth-limiting roller lining steel pipe 34 are respectively provided with the depth-limiting roller bearing 24, the depth-limiting roller shaft 20 penetrates through the depth-limiting roller bearing 24, the depth-limiting roller rubber layer 22 is arranged outside the depth-limiting roller lining steel pipe 34, and a throwing steel needle 21 is fixed on the depth-limiting roller lining steel pipe 34 and penetrates out of the depth-limiting roller rubber layer 22.
And a combined sealing ring 35 is arranged outside the depth limiting roller bearing 24.
The depth-limiting throwing roller 9 is fitted with a detachable parking carriage 28.
A method for picking up missed peanuts after harvesting adopts the peanut picking machine, and comprises the following steps: the power output shaft of the tractor is connected with the shaft head 4 of the fan to provide power for the fan 7; the air volume of the fan 7 during full-load operation is controlled by the air pressure adjusting plate 3, and peanuts, dust and seedlings on the ground surface are adsorbed by the front air suction opening 8 and the rear air suction opening 10 and are conveyed to the pressure drop chamber 14; meanwhile, the depth-limiting throwing roller 9 rotates, the peanuts left in the soil are turned out through the throwing steel needle 21 and are thrown into the front air suction opening 8 and the rear air suction opening 10, and the peanuts are conveyed to the pressure drop chamber 14 through wind power; dust and seedling branches are discharged through a dust separation hole 11, a pressure relief hole 12 and a grain and seedling discharging port 17 of the pressure reduction chamber 14; the peanuts fall to a peanut bin 16 under the action of gravity, and the picked peanuts are unloaded through a grain unloading and impurity discharging port 17.
The invention can adopt a tractor with more than 25 horsepower as power, takes one ridge and two rows as operation surfaces, has small operation surface, compact structure of the machine body, convenience and flexibility and optimal sand and loam operation effect; and a rear bearing depth limiting wheel 26 is arranged behind the rear bearing depth limiting wheel to guarantee the operation quality and the operation effect of the whole machine for bearing depth limiting.
In an embodiment, the invention employs a three-point suspension with a tractor.
The collection fruit storehouse 1 antetheca is the closing surface, prevents that dust, debris from falling back, influences the tractor and normally drives, collects 1 other walls in fruit storehouse and distributes dust separation hole 11 and pressure release hole 12, fruit storehouse 16 is semi-enclosed construction, can collect 40 kilograms and control the peanut.
The wind pressure adjusting plate 3 is used for controlling the wind volume of the fan 7 during full-load operation, ensuring that peanuts, dust, seedling sundries and the like are conveyed to the pressure drop chamber 14, and meanwhile, the dust and seedling sundries are discharged through the dust separation hole 11, the pressure release hole 12 and the grain and seedling discharging port 17 of the pressure drop chamber 14. In the top passage between the pressure drop chamber 14 and the peanut bin 16, the wind force is reduced, and the peanuts in the pressure drop chamber 14 fall to the peanut bin 16 due to the gravity. The fan shaft head 4 is connected with a power output shaft of the tractor, provides power for the fan 7 and drives the fan blades 18 to do work.
The depth-limiting throwing roller 9 is characterized in that a depth-limiting roller shaft 20 is pulled by a tractor to move forwards under power, a depth-limiting roller lining steel pipe 34 is made of metal and is integrated with a throwing steel needle 21, a depth-limiting roller rubber layer 22 is additionally arranged between the depth-limiting roller lining steel pipe 34 and the throwing steel needle 21, and the purpose of preventing the depth-limiting roller lining steel pipe 34 from damaging peanuts left on the ground surface is achieved. The length of the throwing steel needle 21 is about 5cm barely outside the depth limiting roller rubber layer 22, and peanuts left in soil can be picked up conveniently. The two throwing separation plates 13 are respectively arranged on the front and back oblique upper sides of the depth-limiting throwing roller 9, are positioned in the tangential direction of the depth-limiting throwing roller 9 and are arranged close to the throwing steel needle of the depth-limiting throwing roller 9; the distance between the two throwing separation plates 13 is slightly smaller than the diameter of an outer circle formed by all the throwing steel needles 21. The two throwing separation plates 13 are respectively welded with the inner walls of the front air suction opening 8 and the rear air suction opening 10 of the fan 7, so that the throwing steel needles 21 are prevented from hanging or squeezing the peanuts.
The depth roller lining steel pipe 34 is arranged on the outer side of the depth roller shaft 20, the throwing steel needle 21 is fixed on the outer surface of the depth roller lining steel pipe 34, a depth roller rubber layer 22 made of rubber materials is additionally arranged, and meanwhile, the combined sealing rings 35 at the two ends of the depth roller lining steel pipe 34 play a dustproof role.
The parking bracket 28 is used for supporting the depth-limiting throwing roller 9 when the depth-limiting throwing roller does not work, and deformation caused by uneven stress on the depth-limiting throwing roller 9 due to long-term parking is prevented.
Claims (10)
1. The utility model provides a machine is picked up to omission peanut after results which characterized in that: the fruit juice extractor comprises a fan volute (19), a fan (7), a fruit collecting bin (1) and a depth-limiting throwing roller (9), wherein the fan (7) is arranged in the fan volute (19), a negative pressure air chamber (31) is formed in the fan volute (19), the fruit collecting bin (1) is arranged at the top of the fan volute (19), and the depth-limiting throwing roller (9) is arranged at the bottom of the fan volute (19); the surface of the depth-limiting throwing roller (9) is fully distributed with throwing steel needles (21), and all the throwing steel needles (21) are obliquely arranged towards the advancing direction of the depth-limiting throwing roller (9); the front side wall and the rear side wall of the fan volute (19) are both of a double-layer jacket structure formed by a fan volute inner wall (36) and a fan volute outer wall (37), a front peanut channel (38) and a rear peanut channel (39) are formed between the fan volute inner wall (36) and the fan volute outer wall (37), and the inner walls of the front peanut channel (38) and the rear peanut channel (39) are communicated with the negative pressure air chamber (31) through a fan volute peanut inlet (40); the front part and the rear part of the depth-limiting throwing roller (9) are respectively provided with a side plate (23), the front side and the rear side above the depth-limiting throwing roller (9) are respectively provided with a throwing separating plate (13), the two side plates (23) and the two throwing separating plates (13) respectively form a front air suction opening (8) and a rear air suction opening (10) in front of and behind the depth-limiting throwing roller (9), and the front air suction opening (8) and the rear air suction opening (10) are respectively communicated with a front peanut channel (38) and a rear peanut channel (39);
in the advancing process of the depth-limiting throwing roller (9), the throwing steel needles (21) on the surface are inserted into soil, peanuts left in the soil are turned up, and are sucked into the front air suction opening (8) and the rear air suction opening (10) together with the peanuts left on the ground by negative pressure generated by the fan (7), and respectively enter the negative pressure air chamber (31) along the front peanut channel (38) and the rear peanut channel (39), and enter the peanut collecting bin (1) under the action of the fan (7) for wind power separation.
2. A post-harvest missed peanut pickup as claimed in claim 1 wherein: the side plates (23) are obliquely arranged, and the two throwing separation plates (13) are respectively arranged in the front and rear oblique upper parts of the depth-limiting throwing roller (9), are positioned in the tangential direction of the depth-limiting throwing roller (9), and are arranged close to the throwing steel needles of the depth-limiting throwing roller (9); the distance between the two throwing separation plates (13) is smaller than the diameter of an excircle formed by all the throwing steel needles (21).
3. A post-harvest missed peanut pickup as claimed in claim 2 wherein: the two throwing separation plates (13) are respectively welded with the inner wall of the fan (7), the two side plates are respectively welded with the outer wall of the fan (7), the front throwing separation plate (13) and the rear throwing separation plate (13) form a front air suction opening (8) and a rear air suction opening (10) together with the front side plate (23) and the rear side plate (23), and the suction force of the front air suction opening (8) and the rear air suction opening (10) is increased.
4. A post-harvest missed peanut pickup according to claim 1 or claim 2 wherein: all throwing steel needles (21) are axially arranged on the outer surface of the depth-limiting throwing roller (9) to form a plurality of spiral lines, and the forward inclination angles of all throwing steel needles (21) are the same.
5. A post-harvest missed peanut pickup according to claim 1 or claim 2 wherein: the peanut harvesting device is characterized in that a longitudinally-arranged partition plate (15) is arranged in the peanut harvesting bin (1), the peanut harvesting bin (1) is divided into a peanut bin (16) and a pressure drop chamber (14) which are communicated with each other at the tops, the bottom of the pressure drop chamber (14) is communicated with an outlet of a negative pressure air chamber (31), a grain discharging and impurity discharging port (17) is formed in the top of the peanut bin (16), the peanut harvesting bin (1) is rotated through a grain discharging rotating shaft (2), and peanuts are discharged through the grain discharging and impurity discharging port (17); the wall of the fruit collecting bin (1) is provided with a plurality of pressure relief holes (12), and the top of the fruit collecting bin (1) is provided with a plurality of dust separation holes (11); peanuts in the negative pressure air chamber (31) enter the pressure drop chamber (14) and are decompressed through the decompression hole (12), dust and impurities are discharged through the dust separation hole (11), and the peanuts enter the peanut bin (16).
6. A post-harvest missed peanut pickup according to claim 1 or claim 2 wherein: an upper suspension hole (25) is formed in the center of the upper portion of the front surface of the fan volute (19), a rectangular pipe cross beam (33) is arranged on the lower portion of the front surface of the fan volute, the lower suspension shaft (6) penetrates through the rectangular pipe cross beam (33), and the upper suspension hole (25) and the two end portions of the lower suspension shaft (6) form a three-point suspension and are connected with a tractor.
7. A post-harvest missed peanut pickup according to claim 1 or claim 2 wherein: the fan bearing (5) is arranged at the center of the fan volute (19) and is matched with the fan shaft head (4), and the fan shaft head (4) drives the fan blades (18) in the fan volute (19) to rotate; the fan shaft head (4) is connected with a power output shaft of the tractor to provide power for the fan (7).
8. A post-harvest missed peanut pickup according to claim 1 or claim 2 wherein: the rear bearing depth wheel (26) is arranged behind the fan volute (19) through a rear depth wheel support arm (30), a support spring rod (27) is arranged on the rear bearing depth wheel (26), and the support spring rod (27) is connected with the fan volute (19) through a rear depth wheel support (29).
9. A method for picking up missed peanuts after harvesting, which adopts the peanut picking machine as claimed in any one of claims 1 to 8, and is characterized by comprising the following steps: the power output shaft of the tractor is connected with the shaft head (4) of the fan to provide power for the fan (7); the air volume of the fan (7) during full-load operation is controlled by the air pressure adjusting plate (3), and peanuts, dust and seedlings on the ground surface are adsorbed by the front air suction opening (8) and the rear air suction opening (10) and are conveyed to the pressure drop chamber (14); meanwhile, the depth-limiting throwing roller (9) rotates, the peanuts left in the soil are turned out through the throwing steel needle (21), are thrown into the front air suction port (8) and the rear air suction port (10), and are conveyed to the pressure drop chamber (14) through wind power; dust and seedling branches are discharged through a dust separation hole (11), a pressure relief hole (12) and a grain and seedling discharging port (17) of the pressure reduction chamber (14); the peanuts fall to a peanut bin (16) under the action of gravity, and the picked peanuts are unloaded through a grain and impurity discharging port (17).
10. A method of picking up missed peanuts after harvesting as claimed in claim 9, wherein: a tractor with more than 25 horsepower is used as power, and one ridge and two rows are used as a working surface.
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| CN202210566255.9A CN114830921B (en) | 2022-05-24 | 2022-05-24 | Machine and method for picking up missed peanuts after harvesting |
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| CN202210566255.9A CN114830921B (en) | 2022-05-24 | 2022-05-24 | Machine and method for picking up missed peanuts after harvesting |
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| CN114830921B CN114830921B (en) | 2023-06-16 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU484443B2 (en) * | 1974-09-09 | 1976-03-11 | Lilletun Corporation | Peanut harvesting machine |
| US4607703A (en) * | 1985-09-09 | 1986-08-26 | Wang Kuo Ming | Peanuts harvester and its harvesting method |
| JP2000069826A (en) * | 1998-08-31 | 2000-03-07 | Iseki & Co Ltd | Peanut harvester |
| CN203896736U (en) * | 2014-06-03 | 2014-10-29 | 王刚 | Peanut combine harvester |
| CN106818020A (en) * | 2017-02-14 | 2017-06-13 | 临沭县东泰机械有限公司 | A kind of shedding Fu Shou mechanisms and peanut combine |
| CN208768484U (en) * | 2018-09-14 | 2019-04-23 | 长春福德机械制造有限公司 | A kind of peanut vine pick-up unit |
-
2022
- 2022-05-24 CN CN202210566255.9A patent/CN114830921B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU484443B2 (en) * | 1974-09-09 | 1976-03-11 | Lilletun Corporation | Peanut harvesting machine |
| US4607703A (en) * | 1985-09-09 | 1986-08-26 | Wang Kuo Ming | Peanuts harvester and its harvesting method |
| JP2000069826A (en) * | 1998-08-31 | 2000-03-07 | Iseki & Co Ltd | Peanut harvester |
| CN203896736U (en) * | 2014-06-03 | 2014-10-29 | 王刚 | Peanut combine harvester |
| CN106818020A (en) * | 2017-02-14 | 2017-06-13 | 临沭县东泰机械有限公司 | A kind of shedding Fu Shou mechanisms and peanut combine |
| CN208768484U (en) * | 2018-09-14 | 2019-04-23 | 长春福德机械制造有限公司 | A kind of peanut vine pick-up unit |
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| Publication number | Publication date |
|---|---|
| CN114830921B (en) | 2023-06-16 |
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