CN217011744U

CN217011744U - Onion seeder

Info

Publication number: CN217011744U
Application number: CN202220792033.4U
Authority: CN
Inventors: 张继宗; 张建恒; 李会彬; 赵晓顺; 张立峰; 刘玉华; 闫宝月; 潘雪宇
Original assignee: Hebei Agricultural University
Current assignee: Hebei Agricultural University
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-22
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses an onion seeder, which comprises a rack, wherein a three-point suspension device connected with agricultural machinery is arranged on the upper side of the front end of the rack, a preposed press roller system is arranged on the lower side of the three-point suspension device, a plurality of uniformly distributed hook opening devices are arranged on the lower side of the middle of the rack, pocket wheel type seeding devices are arranged on the rear side of the hook opening devices, and each pocket wheel type seeding device corresponds to one hook opening device; one side of the pocket wheel type seeding device is connected with a passive transmission system; the passive transmission system is connected with the travelling wheels, and the travelling wheels are hinged to two sides of the rear end of the rack; the wheeled seeder rear side of nest eye is equipped with rearmounted suppression wheelset, each suppression wheel corresponds two wheeled seeder of nest eye in the rearmounted suppression wheelset. The onion seeder has the advantages of simple structure, low cost, high efficiency, convenience in use and the like.

Description

Onion seeder

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an onion seeder.

Background

At present, two seeding and seedling raising modes, namely manual seeding and mechanical seeding, mainly exist in onion cultivation, wherein the traditional manual seeding comprises a plurality of operation links such as furrow making, ground irrigation, broadcast sowing, soil screening and covering, the problems of high labor cost, high labor intensity, low water and fertilizer efficiency, low operation speed and the like are obvious, and the method is not suitable for the requirements of modern agricultural large-scale production. The other is a mechanical sowing and seedling raising mode, because the research and development time of the onion mechanical sowing and seedling raising technology is short, and the number of special onion seeders in production is small; the existing seeder mostly adopts an air-suction type precise seed sowing device, although the sowing quantity and the plant spacing can meet the technical requirements, the onion seeds have irregular shapes and very small plant spacing, when the walking speed of the seeder is slightly high, the missing of the suction and the sowing is serious, and the normal operation efficiency is low. In addition, the air-suction type precision seeding device has a complex structure and higher manufacturing and maintenance costs; the fan is driven to rotate at a high speed, and certain fuel oil is additionally consumed. Therefore, a special onion seeder with high operation efficiency, simple structure and low cost is urgently needed in production so as to adapt to the development of mechanized and large-scale modern agriculture.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an onion seeder, which aims at solving the problems that a special onion seeder is lacked in the existing production, the existing seeder is low in operation efficiency, complex in structure and high in maintenance cost, and is not completely suitable for onion seeding. According to the onion seeder, the seedbed is compacted preferentially by adding the front press roller system, so that the seedbed is flat, and the lower compacted surface layer is loose, so that seeds can germinate and grow conveniently; adopt wheeled seeder of nest eye to realize the purpose of high-speed seeding under the suitable volume of broadcasting of onion, make seeding efficiency adjust along with running gear's speed in real time by the wheeled seeder of passive form transmission system drive nest eye, supporting rearmounted suppression wheelset special construction can avoid the suppression wheel to bond soil influence suppression effect.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides an onion seeder, includes the frame, its characterized in that: a three-point suspension device connected with agricultural machinery is arranged on the upper side of the front end of the rack, a front compression roller system is arranged on the lower side of the three-point suspension device, a plurality of uniformly distributed hook opening devices are arranged on the lower side of the middle of the rack, pocket wheel type seeding devices are arranged on the rear side of the hook opening devices, and each pocket wheel type seeding device corresponds to one hook opening device; one side of the pocket wheel type seeding device is connected with a passive transmission system; the passive transmission system is connected with the travelling wheels, and the travelling wheels are hinged to two sides of the rear end of the rack; the wheeled seeder rear side of nest eye is equipped with rearmounted suppression wheelset, each suppression wheel corresponds two wheeled seeder of nest eye in the rearmounted suppression wheelset.

Preferably, the front press roller system comprises a hydraulic motor, a chain transmission system, a fixed support and a press roller, wherein two ends of the press roller are hinged with the lower end of the fixed support, and the upper end of the fixed support is fixedly connected with the rack; the utility model discloses a chain drive system, including the compression roller, fixed bolster, driven sprocket, drive sprocket, hydraulic motor passes the oil circuit and links to each other with agricultural machinery hydraulic system, driven sprocket in fixed bolster and the chain drive system is passed to compression roller one end links to each other, driven sprocket passes through first chain and links to each other with drive sprocket, drive sprocket links to each other with hydraulic motor, hydraulic motor fixes in the frame, hydraulic motor passes through the oil circuit and links to each other with agricultural machinery hydraulic system.

Further preferably, the periphery equipartition in the compression roller outside is equipped with thin steel wire structure, thin steel wire and compression roller coaxial arrangement.

Further preferably, rearmounted suppression wheelset comprises a plurality of suppression wheel devices, the suppression wheel device comprises suppression wheel, bracket, suppression wheel cover, the bracket front end links to each other with the frame is fixed, the bracket rear end links to each other with the suppression wheel is articulated, but suppression wheel cover suit is in the suppression wheel outer lane.

Further preferably, the cellular wheel type seeding device is composed of a seed box, a seed sowing device, a conversion mechanism, a seed conveying pipe, a seed discharging pipe and a poking wheel shaft, wherein the lower end of the seed box is connected with the seed sowing device, the upper side of the seed sowing device is positioned in the seed box, the rear side of the seed sowing device is positioned in the conversion mechanism, the conversion mechanism is connected with the seed discharging pipe through the seed conveying pipe, the center of the seed sowing device is connected with the poking wheel shaft, and the poking wheel shaft is connected with a passive transmission system.

Further preferably, a plurality of cells are uniformly distributed on the outer ring of the seed sowing device, and the sowing quantity and the planting distance of the sowing can be adjusted by changing the size and the spacing of the cells.

Further preferably, the passive transmission system comprises a first chain wheel, a second chain, a third chain wheel, a fourth chain wheel and a third chain, the first chain wheel is coaxially and fixedly connected with the traveling wheel, the first chain wheel is connected with the second chain wheel through the second chain, the second chain wheel is coaxially and fixedly connected with the third chain wheel, and the third chain wheel is fixedly connected with the fourth chain wheel through the third chain; the fourth chain wheel is fixed at one end of the shifting wheel shaft, and the first chain wheel, the second chain wheel, the third chain wheel and the fourth chain wheel are chain wheels of the same type.

The utility model has the beneficial effects that:

when this onion seeder used, only needed to link to each other three point linkage that frame front end upside was equipped with agricultural machine, linked to each other agricultural machine's hydraulic pressure oil circuit and leading press roll system, alright accomplish this onion seeder installation operation, possessed the advantage of simple and convenient operation of installation.

Three point linkage downside is equipped with leading press roller system, leading press roller system comprises hydraulic motor, chain drive system, fixed bolster, press roller, the press roller adopts and is rotated by hydraulic motor, chain drive system active drive, and its purpose realizes the suppression to the seeding seedbed, levels, simultaneously because press roller outside border equipartition is equipped with thin steel wire structure and thin steel wire and the coaxial arrangement of press roller, and high-speed pivoted press roller obtains loose under the effect of thin steel wire when the soil of compaction seedbed lower floor is gone up to hydraulic motor drive like this, finally reaches the target that makes the seedbed under the virtual reality, the root of the onion seed of being more convenient for, top soil improve the rate of emergence.

A plurality of uniformly distributed ditching devices are arranged on the lower side of the middle of the rack, the ditching devices are arranged on the rear side of the front pressing roller system and used for ditching the pressed seedbed, and the ditching devices randomly complete ditching operation under the dragging action of agricultural machinery; the rear side of the hook opening device is provided with pocket wheel type seeding devices, and each pocket wheel type seeding device corresponds to one hook opening device; the wheeled seeder of nest eye comprises seed case, seed metering ware, shifter, seed transmission pipe, play seed pipe, dial wheel axle, a plurality of nest eyes of seed metering ware outer lane equipartition, during the operation, only need plant the onion and place at seed incasement, dial wheel axle rotates under passive form transmission system's drive, and dial wheel axle drives the seed metering ware and rotates, and the nest eye that the seed metering ware outer lane set up can be with onion seed belt income shifter, and the shifter passes through the seed transmission pipe and links to each other with play seed pipe, like this the seed alright fall into the ditch inslot that ditching device opened through the wheeled seeder of nest eye. Meanwhile, the sizes of the cells and the distribution spacing on the surface of the seeding apparatus can be adjusted according to different regions, different varieties and different planting requirements, thereby achieving the purpose of adjusting the seeding quantity and the planting distance.

One side of the cellular wheel type seeding device is connected with a passive transmission system; the passive transmission system is connected with the travelling wheels, and the travelling wheels are hinged to two sides of the rear end of the rack; the passive transmission system drives the cellular wheel type seeding device to adjust the seeding efficiency in real time along with the speed of the walking device.

The wheeled seeder rear side of nest eye is equipped with rearmounted suppression wheelset, each suppression wheel corresponds two wheeled seeder of nest eye in the rearmounted suppression wheelset. Rearmounted press wheelset comprises a plurality of press wheel devices, the press wheel device comprises press wheel, bracket, press wheel cover, the bracket front end links to each other with the frame is fixed, the frame rear end links to each other with the press wheel is articulated, and the press wheel carries out the compaction to soil after dropping the broadcast onion seed, can cause the press wheel surface to bond soil when simultaneously because of the earth surface is moist, but the press wheel cover suit is in the press wheel outer lane, alright play the purpose that prevents the soil adhesion. The onion seeder has the advantages of simple structure, low cost, high efficiency, convenience in use and the like, and is convenient for market application and popularization.

Drawings

Fig. 1 is a schematic view of the overall axial side structure of the onion planter of the present invention.

Fig. 2 is a schematic view of the overall axial side structure of the onion planter of the present invention.

Fig. 3 is a schematic side view of the press wheel of the present invention.

Fig. 4 is a schematic axial side structure view of the press belt with the press wheel sleeve of the present invention.

FIG. 5 is a schematic axial side view of the cellular wheel type seeding device according to the present invention.

FIG. 6 is a schematic view of the structure of the shaft side of the seed sowing device of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. a three-point suspension device; 2. a frame; 3. a hydraulic motor; 4. a drive sprocket; 5. a first chain; 6. a driven sprocket; 7. a second sprocket; 8. a second chain; 9. a third sprocket; 10. a third chain; 11. a first sprocket; 12. a traveling wheel; 13. a bracket; 14. a press wheel; 15. a cellular wheel type seeding device; 16. a fourth sprocket; 17. a dial axle; 18. a fixed bracket; 19. a press roller; 20. a thin steel wire structure; 21. a ditching device; 141. pressing the wheel shaft; 142. a press wheel body; 143. pressing the wheel sleeve; 144. pressing the wheel sleeve fan blades; 151. a seed box; 152. a switching mechanism; 153. a seed sowing device; 154. a seed conveying pipe; 155. discharging the seed; 156. and (4) making a pocket.

Detailed Description

The utility model is further described with reference to the accompanying drawings:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present embodiment includes a frame 2, a front press roller system, a ditching device 21, a cellular wheel type seeding device 15, a passive transmission system, and a rear press roller set, wherein a three-point suspension device 1 connected to an agricultural machine is disposed on the upper side of the front end of the frame 2, a front press roller system is disposed on the lower side of the three-point suspension device 1, the front press roller system is composed of a hydraulic motor 3, a chain transmission system, a fixed bracket 18, and a press roller 19, two ends of the press roller 19 are hinged to the lower end of the fixed bracket 18, and the upper end of the fixed bracket 18 is fixedly connected to the frame 2; one end of a compacting roller 19 penetrates through a fixing support 18 to be connected with a driven sprocket 6 in a chain transmission system, the driven sprocket 6 is connected with a driving sprocket 4 through a first chain 5, the driving sprocket 4 is connected with an output shaft of a hydraulic motor 3, the hydraulic motor 3 is fixed on a rack 2, and the hydraulic motor 3 is connected with an agricultural mechanical hydraulic system through an oil way; the periphery equipartition in the compression roller 19 outside is equipped with thin steel wire structure 20, and thin steel wire structure 20 and compression roller 19 are coaxial to be arranged.

Ten hook opening devices 21 which are uniformly distributed are arranged on the lower side of the middle of the rack 2, pocket wheel type seeding devices 15 are arranged on the rear sides of the hook opening devices 21, and each pocket wheel type seeding device 15 corresponds to one hook opening device 21; the cellular wheel type seeding device 15 is composed of a seed box 151, a seeding unit 153, a conversion mechanism 152, a seed transmission pipe 154, a seed output pipe 155 and a shifting wheel shaft 17, wherein the lower end of the seed box 151 is connected with the seeding unit 153, the upper side of the seeding unit 153 is positioned in the seed box 151, the rear side of the seeding unit 153 is positioned in the conversion mechanism 152, the conversion mechanism 152 is connected with the seed output pipe 155 through the seed transmission pipe 154, the center of the seeding unit 153 is connected with the shifting wheel shaft 17, and the shifting wheel shaft 17 is connected with a passive transmission system.

One side of the cellular wheel type seeding device 15 is connected with a passive transmission system; the passive transmission system is connected with a walking wheel 12, and the walking wheel 12 is hinged and arranged at two sides of the rear end of the frame 2; a rear press wheel group is arranged at the rear side of the cellular wheel type seeding device 15, and each press wheel 14 in the rear press wheel group corresponds to two cellular wheel type seeding devices 15. Rearmounted suppression wheelset comprises five suppression wheel devices, the suppression wheel device is by suppression wheel 14, bracket 13, suppression wheel cover 143 is constituteed, bracket 13 front end links to each other with frame 2 is fixed, bracket 13 rear end links to each other with suppression wheel 14 is articulated, suppression wheel 14 is by suppression wheel axle 141, suppression wheel body 142 is constituteed, suppression wheel body 142 links to each other with the coaxial fixed of suppression wheel axle 141, suppression wheel axle 141 both ends link to each other with bracket 13 is articulated, suppression wheel cover 143 can the suit on the outer lane of suppression wheel body 142, be equipped with suppression wheel cover flabellum 144 on the suppression wheel cover 143, adhesion soil can then the adhesion on suppression wheel cover flabellum 144 when suppression wheel cover 143 rotates along with suppression wheel 14, because the smooth soil that makes in real time drops and then reaches the purpose of avoiding the soil adhesion in the fan-driven leaf surface of suppression wheel cover flabellum 144.

The passive transmission system consists of a first chain wheel 11, a second chain wheel 7, a second chain 8, a third chain wheel 9, a fourth chain wheel 16 and a third chain 10, the first chain wheel 11 is coaxially and fixedly connected with a traveling wheel 12, the first chain wheel 11 is connected with the second chain wheel 7 through the second chain 8, the second chain wheel 7 is coaxially and fixedly connected with the third chain wheel 9, and the third chain wheel 9 is fixedly connected with the fourth chain wheel 16 through the third chain 10; the fourth chain wheel 16 is fixed at one end of the poking wheel shaft 17, and the first chain wheel 11, the second chain wheel 7, the third chain wheel 9 and the fourth chain wheel 16 adopt the same type of chain wheels to ensure the same-speed rotation.

When this onion seeder uses, only need link to each other three point linkage 1 that 2 front ends tops of frame the side was equipped with agricultural machine, link to each other agricultural machine's hydraulic pressure oil circuit and leading press roller system, alright accomplish this onion seeder installation operation, possess the advantage of simple and convenient installation operation.

1 downside of three point linkage is equipped with leading press roller system, press roller 19 adopts by hydraulic motor 3, chain drive system active drive rotates, its purpose is to realize the suppression to the seeding seedbed, it is level and smooth, the compaction, simultaneously because 19 outside border equipartitions of press roller are equipped with thin steel wire structure 20 and the coaxial arrangement of press roller 19, top layer soil obtains loose under thin steel wire structure 20's effect when 19 compaction seedbed soil of press roller like this, finally reach the target that makes deep compaction of seedbed soil and top layer loose, the emergence rate is improved and do benefit to subsequent root-prick growth to the germination growth of the onion seed of being more convenient for.

Ten uniformly distributed ditching devices 21 are arranged at the lower side of the middle of the rack 2, the ditching devices 21 are arranged at the rear side of the front pressing roller system and used for ditching the pressed seedbed, and the ditching devices 21 complete ditching operation along with the rack 2 under the dragging action of agricultural machinery; the rear side of the hook opening device 21 is provided with pocket wheel type seeding devices 15, and each pocket wheel type seeding device 15 corresponds to one hook opening device 21; a plurality of cells 156 are uniformly distributed on the outer ring of the seed sowing device 153, during operation, only the onion is planted and placed in the seed box 151, the poking wheel shaft 17 is driven by the passive transmission system to rotate, the poking wheel shaft 17 drives the seed sowing device 153 to rotate, the cells 156 arranged on the outer ring of the seed sowing device 153 can bring onion seeds into the conversion mechanism 152, the conversion mechanism 152 is connected with the seed outlet pipe 155 through the seed conveying pipe 154, and therefore the seeds can fall into a groove formed in the ditching device 21 through the cell wheel type sowing device 15. Meanwhile, the distribution distance of the cells 156 on the surface of the seeding apparatus can be adjusted according to different areas, different varieties and different planting requirements, thereby achieving the purpose of adjusting the planting distance of seeding.

One side of the cellular wheel type seeding device 15 is connected with a passive transmission system; the passive transmission system is connected with a walking wheel 12, and the walking wheel 12 is hinged and arranged at two sides of the rear end of the frame 2; the cellular wheel type seeding device 15 is driven by a passive transmission system, so that the seeding efficiency is adjusted in real time along with the speed of the walking device.

A rear pressing wheel set is arranged at the rear side of the cellular wheeled seeding device 15, and each pressing wheel 14 in the rear pressing wheel set corresponds to two cellular wheeled seeding devices 15. Rearmounted suppression wheelset comprises five suppression wheel devices, and suppression wheel 14 carries out the compaction to soil after broadcasting the onion seed to the weight, can cause the surperficial adhesion soil of suppression wheel body 142 because of the soil moisture difference simultaneously, and suppression wheel cover 143 can the suit in suppression wheel 142 outer lane, alright play the purpose that prevents the soil adhesion. The onion seeder has the advantages of simple structure, low cost, high efficiency, convenience in use and the like, and is convenient for market application and popularization.

The embodiment is only an illustration of the concept and implementation of the present invention, and is not a limitation, and technical solutions without substantial changes are still within the protection scope under the concept of the present invention.

Claims

1. The utility model provides an onion seeder, includes the frame, its characterized in that: a three-point suspension device connected with agricultural machinery is arranged on the upper side of the front end of the rack, a front compression roller system is arranged on the lower side of the three-point suspension device, a plurality of uniformly distributed hook opening devices are arranged on the lower side of the middle of the rack, pocket wheel type seeding devices are arranged on the rear side of the hook opening devices, and each pocket wheel type seeding device corresponds to one hook opening device; one side of the cellular wheel type seeding device is connected with a passive transmission system; the passive transmission system is connected with the travelling wheels, and the travelling wheels are hinged to two sides of the rear end of the rack; the wheeled seeder rear side of nest eye is equipped with rearmounted suppression wheelset, each suppression wheel corresponds two wheeled seeder of nest eye in the rearmounted suppression wheelset.

2. The onion planter of claim 1, wherein: the front compression roller system consists of a hydraulic motor, a chain transmission system, a fixed support and a compression roller, wherein two ends of the compression roller are hinged with the lower end of the fixed support, and the upper end of the fixed support is fixedly connected with the rack; the compression roller one end is passed the driven sprocket among fixed bolster and the chain drive system and is linked to each other, driven sprocket links to each other with drive sprocket through first chain, drive sprocket links to each other with hydraulic motor, hydraulic motor fixes in the frame, hydraulic motor passes through the oil circuit and links to each other with agricultural machinery hydraulic system.

3. The onion planter as claimed in claim 1 and claim 2, wherein: the periphery equipartition in the compression roller outside is equipped with thin steel wire structure, thin steel wire and compression roller are coaxial to be arranged.

4. The onion planter of claim 1, wherein: rearmounted suppression wheelset comprises a plurality of suppression wheel devices, the suppression wheel device comprises suppression wheel, bracket, suppression wheel cover, the bracket front end links to each other with the frame is fixed, the bracket rear end links to each other with the suppression wheel is articulated, but suppression wheel cover suit is at the suppression wheel outer lane.

5. The onion planter of claim 1, wherein: the cellular wheel type seeding device is composed of a seed box, a seed metering device, a conversion mechanism, a seed conveying pipe, a seed discharging pipe and a poking wheel shaft, wherein the lower end of the seed box is connected with the seed metering device, the upper side of the seed metering device is positioned in the seed box, the rear side of the seed metering device is positioned in the conversion mechanism, the conversion mechanism is connected with the seed discharging pipe through the seed conveying pipe, the center of the seed metering device is connected with the poking wheel shaft, and the poking wheel shaft is connected with a passive transmission system.

6. The onion planter of claim 5, wherein: a plurality of cells are uniformly distributed on the outer ring of the seed sowing device, and the sowing quantity and the planting distance of the sowing can be adjusted by changing the size and the distance of the cells.

7. The onion planter of claim 1, wherein: the passive transmission system consists of a first chain wheel, a second chain, a third chain wheel, a fourth chain wheel and a third chain, the first chain wheel is coaxially and fixedly connected with the traveling wheel, the first chain wheel is connected with the second chain wheel through the second chain, the second chain wheel is coaxially and fixedly connected with the third chain wheel, and the third chain wheel is fixedly connected with the fourth chain wheel through the third chain; the fourth chain wheel is fixed at one end of the shifting wheel shaft, and the first chain wheel, the second chain wheel, the third chain wheel and the fourth chain wheel are chain wheels of the same type.