CN218388633U

CN218388633U - Self-propelled rice seedling raising seeder

Info

Publication number: CN218388633U
Application number: CN202223009103.3U
Authority: CN
Inventors: 李金柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-01-31
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a self-propelled rice seedling raising seeder belongs to agricultural machine technical field. The automatic soil-covering machine comprises a rack, wherein two round rollers which are light in material and do not slip are arranged at the lower end of the inner part of the rack, a soil-covering box, a seed box and a soil-covering box are sequentially arranged at the top of the horizontal rack from left to right, and a synchronous system controller is arranged at the left side of the soil-covering box; a disk feeding assembly with a relatively slow gradient is arranged in the rack below each box body, and each motor is provided with a Hall sensor; when the double-row seedling trays are used, the partition plates are arranged at the middle parts of the soil spreading box, the seed box and the soil covering box; the seedling tray is conveyed by the tray conveying assembly, the soil paving box paves bottom soil in the seedling tray during conveying, the seed box paves seeds on the bottom soil, the soil covering box covers a layer of top soil on the seeds and the bottom soil, and finally the seedling tray with the seeds and the soil paved is orderly arranged on the soil by the tray conveying assembly. The utility model discloses the walking is reliable, ground compaction is even levelly and smoothly not have the trench cut, and easily seedling is grown, and the machine moves more stably in the course of the work, and it is more even to spread soil and spread kind.

Description

Self-propelled rice seedling raising seeder

Technical Field

The utility model relates to a self-propelled rice seedling raising seeder belongs to agricultural machine technical field.

Background

Most of the existing self-propelled rice seedling raising machines adopt a double-track walking mode and a single-row working mode, if the rice seedling raising machines walk on a bed soil with loose soil texture, deep rut marks can be extruded, so that a placed rice seedling tray is in contact with the ground to form gaps, the problem of dehydration occurs in the growth process of rice seedlings, the incidence rate of damping off is increased, and the working efficiency of the single-row working mode is lower; the existing seedling raising seeder adopting a round roller walking mode has the advantages that the round roller structure is a through long iron pipe, the weight is heavy, the slipping is easy, and the working efficiency is influenced; in the working process of the existing seedling raising seeder, the condition of losing the revolution can occur when the motor meets resistance, so that the motor does not work stably, and the machine runs unstably; the inclination angle of a transmission assembly in the existing seedling raising and seeding machine is large, so that the seed box and the soil box are unevenly distributed during seed falling and soil falling, the phenomenon of aggregation occurs, and the growth of seedlings is influenced; the existing seedling raising and seeding machine uses a vehicle-mounted electric jack, so that the cost is high, and the fault is easy to occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a self-propelled rice seedling seeder, the device have adopted the round roller of dual drive walking, the material is lightly walked reliably, the ground compaction is even and smooth no trench graben, easily seedling growth, through hall sensor monitoring motor rotational speed, it is more stable to make the machine move in the course of the work, send set assembly inclination's slow down to make the more even of spreading soil and laying kind, can not influence the growth of seedling, the working form efficiency of double seedling dish is higher.

The utility model provides a technical scheme that its technical problem adopted is: a self-propelled rice seedling raising seeder comprises a rack, wherein two round rollers are arranged at the lower end inside the rack, the inner wheels of the travelling wheels of the round rollers are made of a plastic PP material, the outer rings of the round rollers are made of a rubber TPU material, and a plurality of raised teeth are arranged outside the outer rings and can prevent the round rollers from slipping in the travelling process, so that the travelling of the round rollers is more portable; a soil spreading box, a seed box and an earth covering box are sequentially arranged from left to right on the top of the horizontal frame, a controller is arranged on the left side of the soil spreading box, and a synchronous system is arranged in the controller and can simultaneously increase the rotating speeds of the four motors; a feeding disc assembly with a slow inclination angle is arranged in the rack below the three box bodies, soil and seeds can be more uniformly paved in the seedling disc due to the slow gradient, and the phenomenon of aggregation can not occur; a tray-discharging slide carriage is arranged at an outlet at the lower right of the rack, the seedling trays are conveyed by a tray-conveying assembly, a layer of bottom soil is paved in the seedling trays by a soil-paving box, seeds are paved on the bottom soil by a seed box, a layer of top soil is covered on the seeds and the bottom soil by a soil-covering box in the conveying process, and the seedling trays paved with the seeds and the soil are neatly arranged on the soil by the tray-conveying assembly through the tray-discharging slide carriage.

When the double-row seedling tray is used, a transverse partition plate is arranged at the middle positions of the soil spreading box, the seed box and the soil covering box; the tray delivery assembly simultaneously delivers two seedling trays which are longitudinally arranged in parallel, the two seedling trays respectively correspond to half of the box bodies of the soil spreading box, the seed box and the soil covering box above the respective sides, the double-row seedling trays with seeds and soil spread are neatly arranged in a field by the tray delivery assembly, the working form of the double-row seedling trays is higher in efficiency, and the working area is larger.

A disc feeding motor and a walking motor are arranged in the frame, a seed discharging motor and a soil discharging motor are arranged between the soil paving box and the seed box, magnetic rings are arranged outside the four motors at the tail ends of motor shafts of the four motors, and Hall sensors are arranged outside the magnetic rings; the Hall sensor monitors the magnetic ring, and the rotating speed of each motor is monitored and induced through the magnetic ring, so that the motors run stably, and the condition that the motors are suddenly fast and suddenly slow in operation is prevented.

The utility model has the advantages that: the utility model adopts the double-drive walking round roller with lighter material, the walking is reliable, the ground is compacted evenly and smoothly without a groove cut, the seedling is easy to grow, the walking wheel forming the round roller is provided with convex teeth, so that the round roller is lighter and not skid in the moving process; when the double-row seedling tray is used for working, the working efficiency is higher, and the working area is larger; the rotating speed of the motor is monitored through the Hall sensor, if a certain motor meets resistance in operation, the Hall sensor can feed back a signal to the controller, the controller instantly adds current to the motor, so that the motor stably runs, the motor is prevented from being suddenly and suddenly slowed down in operation, and the machine runs more stably in the working process; the feeding disc assembly with a slow gradient can ensure that the soil and the seeds are paved more uniformly without influencing the growth of the seedlings; after the tray feeding, the soil spreading thickness, the seeding amount and the earthing thickness are set, synchronous adjustment can be realized; the manual lifting device has simple structure, convenient operation and portable and free transfer field.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of fig. 1 taken along direction a.

Fig. 3 is a schematic structural view of the road wheel.

Fig. 4 is a schematic diagram of the position of the hall sensor.

Fig. 5 is a front view of the double row structure of the present invention.

Fig. 6 is a top view of fig. 4.

Fig. 7 is a left side view of fig. 4.

Fig. 8 is a schematic perspective view of the double-row structure of the present invention.

Reference numbers in the figures:

1. the device comprises a plate feeding frame, 2, a handrail frame, 201, a clamping groove, 3, a controller, 4, a storage battery, 5, a rack, 6, a round roller, 601, a traveling wheel, 6011, an inner wheel, 6012, an outer ring, 602, a wheel shaft, 603, a round rib, 7, a plate feeding assembly, 8, a soil paving assembly, 9, a traveling motor, 10, a seed metering device, 11, a plate feeding motor, 12, a soil covering assembly, 13, a plate discharging slide carriage, 14, a soil covering box, 15, a seed box, 16, a seed metering motor, 17, a soil discharging motor, 18, a soil paving box, 19, a manual lifting device, 1901, a hexagonal shaft, 1902, a ground wheel device, 1903, a telescopic rod, 20, a seat plate, 21, a roller, 22, a swing rod, 23, a stirring shaft, 24, a partition plate, 25, a magnetic ring, 26, a plastic cover, 27 and a Hall sensor.

Detailed Description

As shown in fig. 1-8, a self-propelled rice seedling raising seeder comprises a frame 5, two round rollers 6 longitudinally spaced are arranged below the inside of the frame 5, a handrail frame 2 is arranged on the left side of the frame 5, and a tray feeding frame 1 in an inclined direction is arranged in the handrail frame 2; a soil paving box 18 is arranged on the left side of the top of the horizontal direction frame 5, a baffle is arranged in the soil paving box 18, and a conveyor belt type soil paving assembly 8 is arranged at the position of a soil outlet below the soil paving box 18; a seed box 15 is arranged at the top of the horizontal direction frame 5 on the right side of the soil paving box 18, a baffle is arranged in the seed box 15, a longitudinal seed sowing device 10 is arranged at the position of an outlet below the seed box 15, the seed sowing device 10 is a longitudinal rotating shaft, and a plurality of bulges with uniform longitudinal intervals are arranged on the shaft body of the rotating shaft; a soil covering box 14 is arranged on the top of the frame 5 on the right side of the seed box 15, a baffle is arranged in the soil covering box 14, the soil covering box 14 is adjacent to the seed box 15, the seed box 14 is spaced from the soil paving box 18, and a conveyor belt type soil covering assembly 12 is arranged at the position of a soil outlet below the soil covering box 14; an inclined feed disc assembly 7 is arranged in the frame 5 below the soil paving assembly 8, the seed sowing device 10 and the soil covering assembly 12, and a conveying device in an inclined direction is arranged in the frame 5 on the left side of the feed disc assembly 7 and is adjacent to the feed disc assembly 7; a controller 3 is arranged on the left side of the soil paving box 18, a direct-current 24V storage battery 4 is arranged on a rack 5 in front of the controller 3, the storage battery 4 is electrically connected with the controller 3, and a rotary disc discharging slide carriage 13 is arranged at an outlet below the right side of the rack 5; the seedling trays are transferred to the tray delivery assembly 7 through a transfer device in the frame 5, the tray delivery assembly 7 uniformly spreads a layer of bottom soil in the seedling trays by the soil spreading box 18, seeds are uniformly spread on the bottom soil by the seed box 15, a layer of top soil is uniformly covered on the seeds and the bottom soil by the soil covering box 14 in the process of conveying the seedling trays, and finally the seedling trays with the seeds and the soil spread thereon are neatly arranged in a field through the tray discharge slide carriage 13 by the tray delivery assembly 7.

When the double-row seedling trays are used, a transverse partition plate 24 is respectively arranged at the middle positions of the box bodies of the soil paving box 18, the seed box 15 and the soil covering box 14; the tray delivery assembly 7 simultaneously delivers two seedling trays which are longitudinally arranged in parallel, the two seedling trays respectively correspond to half of the soil spreading box 18, the seed box 15 and the soil covering box 14 above the respective sides, and finally the double-row seedling trays with seeds and soil spread are neatly arranged in the field by the tray delivery assembly 7, so that the working form of the double-row seedling trays is higher in efficiency, larger in working area and reduced in workload.

The round roller 6 comprises a plurality of travelling wheels 601, wheel shafts 602 and round ribs 603, each travelling wheel 601 comprises an inner wheel 6011 and an outer wheel 6012, each inner wheel 6011 is made of plastic PP, each outer wheel 6012 is made of TPU rubber, a plurality of holes are formed in the outer portion of each inner wheel 6011, special glue is smeared on the outer portion of each inner wheel 6011, the outer wheels 6012 are installed on the outer portions of the inner wheels 6011 in a matched mode, and redundant glue enters the holes, so that the inner wheels 6011 and the outer wheels 6012 are tightly bonded, and play cannot occur; the axle 602 penetrates the centers of the plurality of walking wheels 601, and around the center, three round ribs 603 uniformly spaced in the circumferential direction penetrate the plurality of walking wheels 601, so that the walking wheels 601 are tightly fixed together, the outer periphery of the outer ring 6012 is provided with a plurality of uniformly spaced and raised teeth, and the tooth height is 1mm; the quality of the round roller 6 is lighter, the walking is more reliable, the ground is compacted evenly and smoothly without a cutting, the seedling is easy to grow, and the convex teeth enable the round roller 6 not to slip.

A disk feeding motor 11 and a walking motor 9 are arranged in the rack 5, a seed sowing motor 16 and a seed sowing motor 17 are arranged between the soil spreading box 18 and the seed box 15 in the rack 5, a magnetic ring 25 is arranged outside the four motors at the tail end of a motor tail shaft, a black plastic cover 26 is arranged at the tail part of each motor outside the magnetic ring 25, a Hall sensor 27 is arranged inside the plastic cover 26, the distance between the magnetic ring 25 and the tail part of the motor is 5-20 mm, and power lines of the four motors and the four Hall sensors 27 are electrically connected with the controller 3; hall sensor 27 monitors magnetic ring 25, is being respond to the rotational speed of each motor through magnetic ring 25 monitoring, if certain motor meets the resistance in the operation, hall sensor 27 can be to controller 3 feedback signal, and controller 3 increases the electric current for the motor in the twinkling of an eye, makes the motor even running, prevents that the motor from appearing suddenly fast suddenly slow state in the operation, leads to walking, send the dish, broadcasts native, sow not just, influences the precision of rice seedling.

The inclination angle between the tray delivery assembly 7 and the horizontal ground is 8-12 degrees, and the gradient is gradually reduced, so that the soil and seeds of the seedling tray can be more uniformly laid in the seedling tray, and the phenomenon of aggregation is avoided.

A manual lifting device 19 is arranged outside the rack 5, the manual lifting device 19 comprises a hexagonal shaft 1901, a land wheel device 1902 and an expansion link 1903, the hexagonal shaft 1901 longitudinally penetrates through the rack 5, the front end and the rear end of the hexagonal shaft 1901 are respectively matched and connected with a sleeve of the land wheel device 1902, one end of the expansion link 1903 is fixedly connected with the sleeve of the land wheel device 1902 on the front surface of the rack 5, a clamping groove 201 is arranged on the armrest frame 2 on the same side with the expansion link 1903, when the manual lifting device is used, the expansion link 1903 is pressed downwards to drive the hexagonal shaft 1901 to drive the land wheel device 1902 to rotate, a land wheel of the land wheel device 1902 is contacted with the ground, the land wheel becomes a fulcrum of a lever, the seeder is tilted, the tail end of the expansion link 1903 is fixed in the clamping groove 201, and the rack 5 is suspended on the ground and can be rotated and moved; the lifting device 19 can make the seeder more convenient in turning, the cost is lower, and the seeder is not easy to break down.

The controller 3 is provided with a synchronous system which can simultaneously increase the rotating speed of the four motors, and parameters of the synchronous system can be set according to the number of workers without independently adjusting the parameters of the motors.

A seat plate 20 is arranged at the left side of the handrail frame 2, a roller 21 is arranged below the seat plate 20, and a swing rod 22 is arranged at one side of the roller 21; the worker placing the seedling tray can sit on the seat plate 20, so that the labor amount of the worker can be reduced, and the walking direction of the roller 21 is controlled by another worker through the swing rod 22.

A longitudinal stirring shaft 23 is arranged in each of the soil paving box 18 and the soil covering box 14, and a plurality of stirring blades are arranged on the stirring shaft 23; the soil in the two boxes can be loosened by the stirring shaft 23 and the stirring blades, and the soil can be more smoothly discharged.

In the use process, the disc feeding motor 11 is positioned at the right end of the frame 5, the walking motor 9 is positioned between the two round rollers 6, and the soil discharging motor 17 is positioned above the seed sowing motor 16; the driving end of the disc feeding motor 11 is connected with a driving shaft on the right side of the disc feeding assembly 7 through a transmission chain, the driving shaft drives a driven shaft to rotate through a transmission belt, and the driven shaft of the disc feeding assembly 7 drives a transmission device to move through the transmission chain; the driving end of a walking motor 9 is connected with the end of the front surface of one of the round rollers 6 through a transmission chain, and the other end of the round roller 6 is connected with the end of the back surface of the other round roller 6 through the transmission chain; the driving end of the soil discharging motor 17 is connected with one end of the front surface of the stirring shaft 23 of the soil paving box 18 through a transmission chain, a double-row chain wheel at the end of the stirring shaft 23 is connected with a driving shaft of the soil paving assembly 8 through the transmission chain, and the other ends of the two stirring shafts 23 are connected through the transmission chain; one end of the front side of a stirring shaft of the soil covering box 18 is connected with a driving shaft of the soil covering assembly 12, and the driving end of a seed sowing motor 16 is connected with a main shaft of the seed sowing device 10 through a driving chain; thus, the whole movement process of the seeder is driven by the chain transmission.

The walking motor 9 drives the two round rollers 6 to move, the two round rollers 6 drive the whole seeder to move, the round rollers 6 can reduce the occurrence of gaps caused by the contact between a seedling tray and the ground due to rutting during the walking process of the seeder, prevent the problems of dehydration and diseases of seedlings and reduce the occurrence of seedling damping-off; a tray-feeding motor 11 drives the tray-feeding assembly 7 to move, a worker sequentially puts seedling trays on the inclined tray-feeding frame 1, the soft seedling trays fall on a conveying device, the conveying device conveys the seedling trays to the tray-feeding assembly 7, and the tray-feeding assembly 7 conveys the seedling trays; the soil discharging motor 17 drives a stirring shaft in the soil paving box 18 to rotate, the stirring shaft drives the soil paving assembly 8 to move and the stirring shaft in the soil covering box 14 to rotate, and the soil paving assembly 8 transfers the bottom soil to seedling trays on the seedling tray assembly; the seeding motor 16 drives the main shaft of the seeding unit 10 to rotate, and the seeding unit 10 uniformly releases seeds on the bottom soil of the seedling tray; the stirring shaft in the soil covering box 14 drives the soil covering assembly 12 to move, the soil covering assembly 12 conveys top soil into the seedling trays and covers seeds and bottom soil, the soil spreading (soil covering) thickness of the seedling trays is determined by the soil conveying amount of the soil spreading belt of each assembly, and the soil conveying amount is controlled by the opening size of the baffle plate in each soil box and the rotating speed of the motor; the baffle plate is moved upwards, so that the soil feeding amount is increased, and the thickness of the soil paved (covered) on the seedling tray is increased; the baffle plate is moved downwards, the thickness of the soil paved on the seedling tray is reduced, when the baffle plate is at a certain opening position, the rotating speed of the motor is increased, and the thickness of the soil paved (soil covered) on the seedling tray is increased; when the rotating speed of the motor is reduced, the thickness of the soil paved (covered) on the seedling trays is reduced, and finally the seedling trays paved with the soil are placed in the soil orderly through the delivery tray assembly 7 and the tray-out slide carriage 13, so that the work is finished.

Claims

1. The utility model provides a self-propelled rice seedling seeder, includes frame (5), its characterized in that: the lower end of the inside of the rack (5) is provided with two spaced round rollers (6), the top of the rack (5) in the horizontal direction is sequentially provided with a soil paving box (18), a seed box (15) and an earth covering box (14) from left to right, and the left side of the soil paving box (18) is provided with a controller (3); an inclined disc feeding assembly (7) is arranged in the rack (5) below the three boxes, and a disc discharging slide carriage (13) is arranged at an outlet at the lower right of the rack (5); the seedling tray is conveyed by a tray conveying assembly (7), in the conveying process, a layer of bottom soil is paved in the seedling tray by a soil paving box (18), seeds are paved on the bottom soil by a seed box (15), a layer of top soil is covered on the seeds and the bottom soil by an earth covering box (14), and the seedling tray with the seeds and the soil paved thereon is neatly arranged on the ground by the tray conveying assembly (7) through a tray discharging slide carriage (13).

2. The self-propelled rice seedling raising seeder of claim 1, characterized in that: a transverse partition plate (24) is arranged at the middle position of each of the soil paving box (18), the seed box (15) and the soil covering box (14); the tray feeding assembly (7) simultaneously conveys two seedling trays which are longitudinally parallel, and the two seedling trays respectively correspond to half of the soil spreading box (18), the seed box (15) and the soil covering box (14) above the respective sides.

3. The self-propelled rice seedling raising seeder of claim 1, characterized in that: round roller (6) include a plurality of walking wheels (601), shaft (602) and circle muscle (603), walking wheel (601) is including interior round (6011) and outer lane (6012) again, interior round (6011) is the plastics PP material, outer lane (6012) are the rubber TPU material, shaft (602) run through the center department in these a plurality of walking wheels (601), around center department, run through in these a plurality of walking wheels (601) by three circle muscle (603) of circumferencial direction interval uniformity, outer lane (6012) outside is provided with the even and bellied tooth in a plurality of intervals, the tooth height is 1mm.

4. The self-propelled rice seedling raising seeder of claim 1, characterized in that: a disc feeding motor (11) and a walking motor (9) are arranged in a rack (5), a row of planting motors (16) and a row of soil motors (17) are arranged between a soil paving box (18) and a soil paving box (15), a magnetic ring (25) is arranged at the tail end of a motor tail shaft outside the four motors, a plastic cover (26) is arranged at the tail part of each motor outside the magnetic ring (25), a Hall sensor (27) is arranged inside the plastic cover (26), the distance between the magnetic ring (25) and the tail part of the motor is 5-20 mm, and the Hall sensor (27) and the motor are both electrically connected with a controller (3).

5. The self-propelled rice seedling raising seeder of claim 1, characterized in that: the inclination angle between the disc feeding assembly (7) and the horizontal ground is 8-12 degrees.

6. The self-propelled rice seedling raising seeder of claim 1, characterized in that: frame (5) outside is equipped with manual elevating gear (19), manual elevating gear (19) include hexagonal axle (1901), land wheel device (1902) and telescopic link (1903), hexagonal axle (1901) vertically runs through in frame (5), in frame (5) outside, both ends are connected with the sleeve pipe cooperation of land wheel device (1902) respectively around hexagonal axle (1901), it is positive in frame (5), the sleeve pipe fixed connection of the one end of telescopic link (1903) and land wheel device (1902), same one side with telescopic link (1903), be provided with a draw-in groove (201) on handrail frame (2), telescopic link (1903) end is fixed in draw-in groove (201).

7. The self-propelled rice seedling raising seeder of claim 1, characterized in that: a synchronous system is arranged in the controller (3).

8. The self-propelled rice seedling raising seeder of claim 1, characterized in that: a seat plate (20) is arranged on the left side of the armrest frame (2), a roller (21) is arranged below the seat plate (20), and a swing rod (22) is arranged on one side of the roller (21).

9. The self-propelled rice seedling raising seeder of claim 1, characterized in that: the longitudinal stirring shafts (23) are arranged in the box bodies of the soil spreading box (18) and the soil covering box (14), and a plurality of stirring blades are arranged on the stirring shafts (23).