A hand-held self-propelled seedling thinning device

Abstract

The present invention discloses a hand-held self-propelled thinning device, comprising a frame, a battery, a driving component, a thinning mechanism, and a traveling component; the traveling component is installed at the bottom of the frame; the battery and the driving component are installed on the frame, and the battery and the driving component are powered by electricity; the thinning mechanism comprises a gearbox, a horizontal rotating knife disc and a thinning shovel; the gearbox is fixed on the frame; the input shaft of the gearbox is connected to the driving component through a transmission member, the output shaft of the gearbox vertically extends into the bottom of the frame and is connected to the horizontal rotating knife disc, and a pair of thinning shovels are vertically installed on the horizontal rotating knife disc.

Description

Technical Field

[0001] The invention belongs to the technical field of agricultural machinery, and in particular relates to a hand-held self-propelled seedling thinning device. Background Art

[0002] When planting some crops such as grains and vegetables, dense sowing is carried out in row sowing to ensure the emergence rate and improve sowing efficiency. Thinning and determination of seedlings are required in the seedling stage after the emergence of crops due to agronomic requirements. Thinning and determination of seedlings are mostly done manually, which is labor-intensive, inefficient, and has large differences in the spacing between seedlings. Summary of the invention

[0003] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a hand-held self-propelled seedling thinning device, which can achieve uniform thinning at equal distances. The hand-held self-propelled seedling thinning device of the present invention adopts a light and simplified design, is easy to operate, has strong practicality, high operating efficiency, and good thinning effect.

[0004] In order to achieve the above object, the present invention is implemented through the following technical solutions:

[0005] The embodiment of the present invention provides a hand-held self-propelled seedling thinning device, including a frame, a battery, a driving component, a seedling thinning mechanism, and a walking component;

[0006] Install the walking components at the bottom of the frame;

[0007] The storage battery and the driving component are installed on the frame, and the storage battery and the driving component are powered;

[0008] The thinning mechanism includes a gearbox and a rotating blade assembly; the rotating blade assembly includes a horizontal rotating blade and a thinning shovel; the gearbox is fixed on the frame; the input shaft of the gearbox is connected to the driving component through a transmission member, and the output shaft of the gearbox vertically extends to the bottom of the frame and is connected to the horizontal rotating blade, and a pair of thinning shovels are vertically installed on the horizontal rotating blade.

[0009] As a further technical solution, a connecting sleeve is installed on the output shaft of the gearbox; the horizontal rotating cutter head is installed on the horizontal bearing seat through the mounting shaft thereon and is connected to the connecting sleeve.

[0010] As a further technical solution, the height of the rotating cutter disc assembly from the ground can be adjusted during installation.

[0011] As a further technical solution, a rectangular mounting hole is provided on the horizontal rotating blade disc; the thinning shovels are installed in pairs on the horizontal rotating blade disc, and the installation spacing of the thinning shovels can be adjusted through the rectangular mounting holes.

[0012] As a further technical solution, the frame includes a handhold at the rear end and a support portion at the front end. There is a certain angle between the handhold and the support portion. The support portion is a horizontally arranged support frame, and the battery, drive components, and thinning mechanism are installed on the support frame.

[0013] As a further technical solution, the driving component mainly includes a motor, a reduction gearbox, and a first sprocket; the motor is fixed to the frame through a motor seat; the reduction gearbox input shaft is connected to the motor; and the first sprocket is installed on the reduction gearbox output shaft.

[0014] As a further technical solution, the travel component includes a travel drive wheel and a steering front wheel; the travel drive wheel is installed at the rear of the frame and is driven by the drive component through a transmission member, and the steering front wheel is installed in front of the frame.

[0015] As a further technical solution, the thinning shovel includes a mounting plate, a vertical pipe, and a shovel head; the mounting plate is provided with a mounting hole, a vertical pipe is installed at the bottom of the mounting plate, a shovel head is installed at the bottom of the vertical pipe, and the shovel head 27 is used for thinning.

[0016] The beneficial effects of the above embodiments of the present invention are as follows:

[0017] 1. The present invention provides a certain amount of power to the thinning mechanism and the walking parts at the same time through a set of driving devices, so that a specific correlation can be achieved between the rotation speed of the driving wheel and the rotation speed of the rotating blade assembly. By adjusting the transmission ratio of the gearbox, the seedling spacing required by different agronomic requirements can be met.

[0018] 2. The height of the rotary cutter disc assembly of the present invention from the ground can be adjusted during installation, so that the height of the thinning shovel can be adjusted to adapt to different working depths.

[0019] 3. The horizontal rotating knife disc in the present invention is provided with a rectangular mounting hole, so that the thinning shovels installed in pairs thereon can adjust the installation spacing of the thinning shovels through the rectangular mounting holes, and the thinning length and the seedling length can be adjusted by adjusting the installation spacing.

[0020] 4. A one-way bearing is installed between the travel driving wheel and the driving wheel shaft in the present invention, so that the differential rotation of the driving wheels on both sides can be achieved during the steering process of the device, which can make the steering of the device more flexible. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0022] Figure 1 It is a front view of an embodiment of the present invention;

[0023] Figure 2 is a side plan view of an embodiment of the present invention;

[0024] Figure 3 is a side bottom view of an embodiment of the present invention;

[0025] Figure 4 is a side plan view of an embodiment of the present invention;

[0026] Figure 5 A side plan view of a rotary cutter head assembly according to an embodiment of the present invention;

[0027] Figure 6 A side bottom view of a rotary cutter head assembly according to an embodiment of the present invention;

[0028] Figure 7 A side plan view of a thinning shovel according to an embodiment of the present invention;

[0029] In the figure: the distances or sizes between parts are exaggerated to show the positions of various parts, and the schematic diagram is for illustration only.

[0030] In the figure: 1: frame; 2: battery; 3: driving part; 4: thinning mechanism; 5: walking part; 6: motor; 7: reduction box; 8: first sprocket; 9: motor seat; 10: gearbox; 11: second sprocket; 12: third sprocket; 13: connecting sleeve; 14: horizontal bearing seat; 15: horizontal rotating knife disc; 16: thinning shovel; 17: gearbox seat; 18: walking driving wheel; 19: driving wheel shaft; 20: vertical bearing seat; 21: clutch; 22: fourth sprocket; 23: one-way bearing; 24: steering front wheel; 25: mounting plate; 26: vertical pipe; 27: shovel head. DETAILED DESCRIPTION

[0031] It should be noted that the following detailed descriptions are illustrative and intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used in the present invention have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs.

[0032] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present invention. As used herein, unless otherwise explicitly stated in the present invention, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "include" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof;

[0033] For the convenience of description, if the words "up", "down", "left" and "right" appear in the present invention, they only indicate that they are consistent with the up, down, left and right directions of the drawings themselves, and do not limit the structure. They are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0034] As introduced in the background technology, there are deficiencies in the prior art. In order to solve the above technical problems, the present invention proposes a hand-held self-propelled thinning device.

[0035] In a typical embodiment of the present invention, Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, this embodiment discloses a hand-held self-propelled thinning device, which includes a frame 1, a battery 2, a driving component 3, a thinning mechanism 4, and a walking component 5; the battery 2, the driving component 3, the thinning mechanism 4 and the walking component 5 are installed on the frame 1; each component is described below in conjunction with the accompanying drawings:

[0036] The rack 1 in this embodiment is as follows Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, it includes a hand-holding portion at the rear end and a supporting portion at the front end, a certain angle is formed between the hand-holding portion and the supporting portion, and the supporting portion is a horizontally arranged supporting frame, on which a battery 2, a driving component 3, and a thinning mechanism 4 are installed.

[0037] The above-mentioned driving component 3 mainly includes a motor 6, a reduction box 7, and a first sprocket 8; the motor 6 is fixed to the frame 1 through a motor base 9; the input shaft of the reduction box 7 is connected to the motor 6; and the first sprocket 8 is installed on the output shaft of the reduction box 7.

[0038] The thinning mechanism 4 includes a gearbox 10, a second sprocket 11, a third sprocket 12, a connecting sleeve 13, a horizontal bearing seat 14, a horizontal rotating knife disc 15 and a thinning shovel 16; the gearbox 10 is fixed to the frame 1 through a gearbox seat 17; the second sprocket 11 and the third sprocket 12 are installed on the input shaft of the gearbox 10; the first sprocket 8 and the second sprocket 11 are connected by a chain to provide power for the thinning mechanism 4; the third sprocket 12 and the fourth sprocket 22 are connected by a sprocket to provide power for the walking drive wheel 18;

[0039] The output shaft of the gearbox 10 in this embodiment is vertically arranged and extends to the bottom of the frame 1, and a connecting sleeve 13 is installed on the output shaft; the horizontal rotating knife disc 15 is installed on the horizontal bearing seat 14 through the mounting shaft thereon, and is connected to the connecting sleeve 13, and the height of the horizontal rotating knife disc 15 from the ground can be installed and adjusted; the horizontal rotating knife disc 15 is provided with a rectangular mounting hole; the thinning shovel 16 is installed in pairs under the horizontal rotating knife disc 15, and the installation spacing of the thinning shovel 16 can be adjusted through the rectangular mounting hole.

[0040] The walking component 5 in this embodiment includes a walking driving wheel 18, a driving wheel shaft 19, a vertical bearing seat 20, a clutch 21, a fourth sprocket 22, a one-way bearing 23, and a steering front wheel 24; the driving wheel shaft 19 is mounted on the vertical bearing seat 20; the walking driving wheel 18 is fixedly mounted at both ends of the driving wheel shaft 19; a one-way bearing 23 is installed between the walking driving wheel 18 and the driving wheel shaft 19; a clutch 21 is installed on the driving wheel shaft 19; a fourth sprocket 22 is installed on the clutch 21, and the third sprocket 12 and the fourth sprocket 22 are connected through sprockets to provide power for the walking driving wheel 18. The steering front wheel 24 is installed at the front end of the frame 1 through a mounting frame.

[0041] like Figure 5 As shown, the thinning shovel 16 includes a mounting plate 25, a vertical pipe 26, and a shovel head 27; the mounting plate 25 is provided with a mounting hole, a vertical pipe 26 is installed at the bottom of the mounting plate 25, and a shovel head 27 is installed at the bottom of the vertical pipe 26, and the shovel head 27 is used for thinning.

[0042] The first sprocket 8 and the second sprocket 11 are connected by a chain to provide power for the thinning mechanism 4; the third sprocket 12 and the fourth sprocket 22 are connected by a sprocket to provide power for the travel drive wheel 18.

[0043] The invention is preferably driven by a motor, but is not limited to a motor drive.

[0044] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0045] Finally, it should be noted that relational terms such as first and second are merely used to distinguish one entity or operation from another entity or operation, but do not necessarily require or imply any actual relationship or order between these entities or operations.

[0046] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A hand-held self-propelled seedling thinning device, characterized in that: Including frame, power supply, driving parts, thinning mechanism, and walking parts; Install the walking components at the bottom of the frame; The power supply and the driving component are installed on the rack, and the power supply and the driving component are supplied with power; The thinning mechanism includes a gearbox and a rotating blade assembly; the rotating blade assembly includes a horizontal rotating blade and a thinning shovel; the gearbox is fixed to the frame; the input shaft of the gearbox is connected to the driving component through a transmission member, the output shaft of the gearbox vertically extends into the bottom of the frame and is connected to the horizontal rotating blade, and a pair of thinning shovels are vertically installed on the horizontal rotating blade; The horizontal rotating blade disc is provided with a rectangular mounting hole; the thinning shovels are installed in pairs on the horizontal rotating blade disc, and the installation spacing of the thinning shovels can be adjusted through the rectangular mounting holes; The driving components mainly include a motor, a reduction gearbox, and a first sprocket; the motor is fixed to the frame through a motor seat; the reduction gearbox input shaft is connected to the motor; the reduction gearbox output shaft is equipped with a first sprocket, and the first sprocket is connected to other sprockets to drive the walking components and the thinning mechanism.

2. The hand-held self-propelled thinning device according to claim 1, characterized in that: A connecting sleeve is installed on the output shaft of the gearbox; the horizontal rotating cutter disc is installed on the horizontal bearing seat through the mounting shaft thereon and is connected to the connecting sleeve.

3. The hand-held self-propelled seedling thinning device according to claim 1, characterized in that: The height of the rotating cutter disc assembly from the ground can be adjusted during installation.

4. The hand-held self-propelled seedling thinning device according to claim 1, characterized in that: The frame includes a handhold portion at the rear end and a support portion at the front end. There is a certain angle between the handhold portion and the support portion. The support portion is a horizontally arranged support frame, and the battery, driving components, and thinning mechanism are installed on the support frame.

5. The hand-held self-propelled seedling thinning device according to claim 1, characterized in that: The traveling components include traveling driving wheels and steering front wheels; the traveling driving wheels are installed at the rear of the frame and driven by the driving components through transmission parts, and the steering front wheels are installed at the front of the frame.

6. The hand-held self-propelled seedling thinning device according to claim 1, characterized in that: The thinning shovel comprises a mounting plate, a vertical pipe and a shovel head; the mounting plate is provided with a mounting hole, a vertical pipe is installed at the bottom of the mounting plate, a shovel head is installed at the bottom of the vertical pipe, and the shovel head is used for thinning.

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