Small forage grass seed sowing device

Abstract

The utility model relates to the field and discloses a small forage grass seed sowing device which comprises a moving carriage, moving wheels arranged at four corners of the bottom surface of the moving carriage, a seed box arranged at the upper end of the moving carriage, a soil loosening cutter arranged at one end of the bottom surface of the moving carriage, and a transmission shaft rotatably connected with one side of the soil loosening cutter in the moving carriage, the outer wall of the transmission shaft is provided with connecting swing arms arranged in an annular array, the ends, away from the transmission shaft, of the connecting swing arms are fixedly connected with digging shovels, the two ends of the transmission shaft are fixedly connected with hinge plates, the two sides of the connecting swing arms are fixedly connected with rotating shafts, and the hinge plates are provided with rotating holes matched with the rotating shafts. A baffle is fixedly connected to the side, away from the soil loosening tool, of the transmission shaft in the movable carriage, a swing reset mechanism matched with the connecting swing arm is arranged on the hinged plate, and an obliquely-arranged sliding plate is fixedly connected to the side, away from the transmission shaft, of the baffle. Compared with the prior art, the seeding device has the advantages that secondary burying can be carried out after seeding is completed, and seed loss is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pasture seed planting, and particularly relates to a small-grain pasture seed planting device. BACKGROUND

[0002] Due to overexploitation and unreasonable utilization, grasslands in China have seriously degraded, the carrying capacity of grasslands has decreased, and the area of available grasslands has decreased year by year, which seriously threatens the ecological safety of China. Therefore, it is urgent to accelerate the restoration and reconstruction of grassland ecosystems, and thus the planting of pasture needs to be accelerated.

[0003] In the conventional planting method of pasture, the soil of the planting site is tilled, and the seeds are directly scattered on the soil. The seeds are easily blown away by the wind, causing a great loss of seeds and greatly affecting the planting effect of pasture. UTILITARY MODEL

[0004] The utility model solves the technical problems above, and provides a small-grain pasture seed planting device, which can bury the seeds again after planting to prevent the loss of seeds.

[0005] To solve the above technical problems, the utility model provides a technical scheme, that is, a small-grain pasture seed planting device, which comprises a moving carriage, the four corners of the bottom surface of the moving carriage are provided with moving wheels, the upper end of the moving carriage is provided with a seed box, one end of the bottom surface of the moving carriage is provided with a soil loosening cutter, the moving carriage is rotationally connected with a transmission shaft on the side of the soil loosening cutter, the moving carriage is fixedly connected with a first motor that drives the transmission shaft to rotate, the outer wall of the transmission shaft is provided with a plurality of connecting swing arms arranged in an annular array, the end of each connecting swing arm away from the transmission shaft is fixedly connected with a digging shovel, the two ends of the transmission shaft are fixedly connected with a hinged plate, the two sides of each connecting swing arm are fixedly connected with a rotating shaft, and the hinged plate is provided with a rotating hole matched with the rotating shaft; the moving carriage is fixedly connected with a baffle on the side of the transmission shaft away from the soil loosening cutter, the hinged plate is provided with a swing reset mechanism matched with the connecting swing arm, the side of the baffle away from the transmission shaft is fixedly connected with an obliquely arranged sliding plate, and the bottom surface of the seed box is fixedly connected with a scattering mechanism extending to below the sliding plate.

[0006] As an improvement, the swing reset mechanism comprises an adjusting sleeve fixedly connected to the outer wall of the hinged plate, the end of the rotating shaft extending into the adjusting sleeve is fixedly connected with a reset sliding plate, the adjusting sleeve is fixedly connected with a stop block, and the stop block and the reset sliding plate are fixedly connected with an arc-shaped reset spring.

[0007] As an improvement, the soil loosening cutter comprises a crushing shaft rotationally connected to the bottom surface in the moving carriage, the outer wall of the crushing shaft is fixedly connected with uniformly arranged soil loosening shovels, and the moving carriage is fixedly connected with a second motor that drives the crushing shaft to rotate.

[0008] As the improvement, the sowing mechanism comprises an air pump fixedly connected with the seed box, the bottom surface of the seed box is fixedly connected with a sowing pipe penetrating through the slide plate, and the lower end of the sowing pipe is fixedly connected with a sowing nozzle.

[0009] As the improvement, the two rear wheels in the moving wheels are larger in diameter than the two front wheels, and the moving carriage is fixedly connected with a push-pull handle at one end close to the rear wheels.

[0010] As the improvement, the moving carriage is hingedly connected with support swing arms at two sides, the lower end of each support swing arm is rotationally connected with an auxiliary wheel, and each side of the moving carriage is provided with an extension cylinder for driving the support swing arm to swing.

[0011] Compared with the prior art, the advantages of the utility model are as follows: the moving carriage is driven to move, the soil is first broken by the soil loosening cutter to realize the soil loosening effect, then the transmission shaft is rotated to drive the earth digging shovel to shovel the soil below upward, the pasture seed is sprayed out by starting the sowing mechanism, under the rotation of the transmission shaft, the earth digging shovel transports the soil upward to the slide plate, the soil slides along the slide plate and covers above the pasture seed, and the secondary burying can be carried out after the sowing is completed to prevent the seed loss. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is an explosion view of the small-particle pasture seed sowing device.

[0013] Figure 2 is a structure schematic view of the small-particle pasture seed sowing device.

[0014] Figure 3 is a sectional view of the small-particle pasture seed sowing device.

[0015] Figure 4 is a structure schematic view of the earth digging shovel of the small-particle pasture seed sowing device.

[0016] Figure 5 is an enlarged view of A of the small-particle pasture seed sowing device.

[0017] As shown in the drawings: 1, moving carriage; 2, moving wheel; 3, broken shaft; 4, soil loosening shovel; 5, second motor; 6, transmission shaft; 7, first motor; 8, connecting swing arm; 9, earth digging shovel; 10, baffle; 11, seed box; 12, air pump; 13, sowing pipe; 14, sowing nozzle; 15, support swing arm; 16, auxiliary wheel; 17, extension cylinder; 18, reset slide plate; 19, arc-shaped reset spring; 20, stop block; 21, adjusting sleeve; 22, push-pull handle; 23, slide plate; 24, hinged plate. DETAILED DESCRIPTION

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0019] like Figures 1 to 5 As shown, a small-grain forage seed sowing device includes a mobile carriage 1. The four corners of the bottom surface of the mobile carriage 1 are equipped with moving wheels 2. The diameter of the two rear wheels 2 is larger than the diameter of the two front wheels. A push-pull handle 22 is fixedly connected to one end of the mobile carriage 1 near the rear wheels. Supporting swing arms 15 are hinged to both sides of the mobile carriage 1. Auxiliary wheels 16 are rotatably connected to the lower ends of the supporting swing arms 15. Telescopic cylinders 17 are provided on both sides of the mobile carriage 1 to drive the swing arms 15 to swing. A soil-loosening blade is provided at one end of the bottom surface of the mobile carriage 1. The soil-loosening blade includes a crushing shaft 3 rotatably connected to the inner bottom surface of the mobile carriage 1. Evenly arranged soil-loosening shovels 4 are fixedly connected to the outer wall of the crushing shaft 3. A second motor 5 is fixedly connected inside the mobile carriage 1 to drive the crushing shaft 3 to rotate.

[0020] A drive shaft 6 is rotatably connected inside the mobile carriage 1 on one side of the loosening tool. A first motor 7, which drives the drive shaft, is fixedly connected inside the mobile carriage 1. Connecting swing arms 8 are arranged in a circular array on the outer wall of the drive shaft 6. A digging shovel 9 is fixedly connected to the end of each connecting swing arm 8 away from the drive shaft 6. Hinge plates 24 are fixedly connected to both ends of the drive shaft 6. Rotating shafts are fixedly connected to both sides of the connecting swing arms 8. A rotating hole that mates with the rotating shaft is provided on the hinge plate 24. An adjusting sleeve 21 is attached to the outer wall of one side of the hinge plate 24. A reset slide plate 18 is fixedly connected to one end of the rotating shaft extending into the adjusting sleeve 21. A stop block 20 is fixedly connected inside the adjusting sleeve 21. An arc-shaped reset spring 19 is fixedly connected between the stop block 20 and the reset slide plate 18. A baffle 10 is fixedly connected inside the mobile carriage 1 on the side of the drive shaft 6 away from the loosening tool. An inclined slide plate 23 is fixedly connected to the side of the baffle 10 away from the drive shaft 6.

[0021] The upper end of the mobile carriage 1 is provided with a seed box 11. The bottom surface of the seed box 11 is fixedly connected to a sowing mechanism extending to the bottom of the slide plate 23. The sowing mechanism includes an air pump 12 fixedly connected to the seed box 11. The bottom surface of the seed box 11 is fixedly connected to a sowing pipe 13 that penetrates the slide plate 23. A switch valve is provided on one side of the sowing pipe 13. A sowing nozzle 14 is fixedly connected to the lower end of the sowing pipe 13.

[0022] In the specific use, when the mobile carriage 1 is located on the ground, the telescopic air cylinders 17 on both sides are started to push the supporting swing arms 15 on both sides to swing downward, so that the auxiliary wheels 16 are supported on the ground, meanwhile, the front wheels of the mobile carriage 1 are lifted, the cutter and the excavator 9 are separated from the ground, and the normal driving of the mobile carriage 1 is not affected; when seeding is needed, the telescopic air is started to drive the auxiliary wheels 16 to separate from the ground, so that the front wheels are reset and contact the ground, the second motor 5 is started to drive the crushing shaft 3 to rotate, the crushing shaft 3 drives the soil loosening shovel 4 to crush and loosen the ground, meanwhile, the mobile carriage 1 continues to move forward, the first motor 7 is started to drive the transmission shaft 6 to rotate, the transmission shaft 6 drives the connecting swing arm 8 to swing, the connecting swing arm 8 drives the excavator 9 to dig the loose soil on the ground, and rotates upward along with the transmission shaft 6, so that a planting groove is dug on the ground, the switch valve on the seeding pipe 13 is opened, the air pump 12 is started to spray air into the seed box 11, so that the grass seeds are sprayed into the seeding pipe 13 from the seed box 11, and then sprayed into the planting groove through the spraying head 14, when the excavator 9 loaded with the soil rotates above the sliding plate 23, the soil falls on the sliding plate 23 under the action of gravity, so that the soil slides downward along with the sliding direction of the sliding plate 23 and is spread in the planting groove again, so as to prevent the loss of the seeds.

[0023] When the soil in the excavator 9 is discharged, the connecting swing arm 8 is squeezed to rotate between the hinge plates 24 on both sides, the connecting swing arm 8 drives the rotating shaft to rotate, the rotating shaft drives the reset sliding plate 18 to slide along the inner wall of the adjusting sleeve 21, the arc-shaped reset spring 19 is compressed and deformed, the connecting swing arm 8 drives the excavator 9 to swing and abut against the outer wall of the baffle 10 and slide downward, when the excavator 9 is separated from the baffle 10, the reset sliding plate 18 is reset under the restoring force of the arc-shaped reset spring 19, meanwhile, the connecting swing arm 8 is reset, so that the next soil digging is facilitated.

[0024] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt the conventional types in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0025] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the following claims and their equivalents.

[0027] The above description of the present application and its embodiments has been described, which is not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired by it, without departing from the creative purpose of the present application, without creating a similar structure and embodiment of the technical solution, which should belong to the protection scope of the present application.

Claims

1. A small-grain forage seed sowing device, comprising a mobile carriage (1), wherein each of the four corners of the bottom surface of the mobile carriage (1) is provided with a caster wheel (2), characterized in that: The upper end of the mobile carriage (1) is provided with a seed box (11), and one end of the bottom surface of the mobile carriage (1) is provided with a soil loosening tool. A drive shaft (6) is rotatably connected inside the mobile carriage (1) on one side of the soil loosening tool. A first motor (7) that drives the drive shaft (6) to rotate is fixedly connected inside the mobile carriage (1). The outer wall of the drive shaft (6) is provided with connecting swing arms (8) arranged in a circular array. A digging shovel (9) is fixedly connected to the end of the connecting swing arms (8) away from the drive shaft (6). A hinge plate (24) is fixedly connected to both ends of the drive shaft (6). A rotating shaft (25) is fixedly connected to both sides of the connecting swing arms (8). A rotating hole that cooperates with the rotating shaft (25) is provided on the hinge plate (24). Inside the mobile carriage (1), a baffle (10) is fixedly connected to the side of the drive shaft (6) away from the soil loosening tool. The hinge plate (24) is provided with a swing reset mechanism that cooperates with the connecting swing arm (8). The baffle (10) is fixedly connected to the side of the drive shaft (6) away from the slope plate (23) with an inclined arrangement. The bottom surface of the seed box (11) is fixedly connected to a sowing mechanism that extends to the bottom of the slide plate (23).

2. The small-grain forage seed sowing device according to claim 1, characterized in that: The swing reset mechanism includes an adjusting sleeve (21) fixedly connected to the outer wall of the hinge plate (24), a reset slide plate (18) fixedly connected to one end of the rotating shaft (25) extending into the adjusting sleeve (21), a stop block (20) fixedly connected inside the adjusting sleeve (21), and an arc-shaped reset spring (19) fixedly connected between the stop block (20) and the reset slide plate (18).

3. The small-grain forage seed sowing device according to claim 1, characterized in that: The soil loosening tool includes a crushing shaft (3) rotatably connected to the bottom surface of the mobile carriage (1), and uniformly arranged soil loosening shovels (4) are fixedly connected to the outer wall of the crushing shaft (3). A second motor (5) that drives the crushing shaft (3) to rotate is fixedly connected inside the mobile carriage (1).

4. The small-grain forage seed sowing device according to claim 1, characterized in that: The sowing mechanism includes an air pump (12) fixedly connected to the seed box (11), a sowing pipe (13) that passes through the slide plate (23) is fixedly connected to the bottom surface of the seed box (11), a switch valve is provided on one side of the sowing pipe (13), and a sowing nozzle (14) is fixedly connected to the lower end of the sowing pipe (13).

5. The small-grain forage seed sowing device according to claim 1, characterized in that: The diameter of the two rear wheels of the movable wheel (2) is larger than that of the two front wheels, and the movable carriage (1) is fixedly connected to a push-pull handle (22) near the rear wheel.

6. The small-grain forage seed sowing device according to claim 5, characterized in that: Both sides of the mobile carriage (1) are hinged with support swing arms (15), and the lower ends of the support swing arms (15) are rotatably connected with auxiliary wheels (16). Both sides of the mobile carriage (1) are provided with telescopic cylinders (17) to drive the support swing arms (15) to swing.

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