KR102651193B1 - General purpose electrically-powered agriculture machine using vegetable garden - Google Patents

Abstract

The present invention relates to a multi-purpose electric agricultural machine for garden use.
The multi-purpose electric agricultural machine for gardens according to the present invention is designed to perform tasks such as tillage, topdressing, and weeding in small farms of less than 300 pyeong, such as returning to farming, returning to the village, or urban farming.

Description

General purpose electrically-powered agriculture machine using vegetable garden}

The present invention relates to a multi-purpose electric agricultural machine for garden use.

Specifically, the present invention relates to a multi-purpose electric agricultural machine for gardens designed to perform multi-purpose work such as tillage, topdressing, and weeding in small farms of less than 300 pyeong, such as returning to farming, returning to the village, or urban farming.

Recently, as the number of people returning to farming, returning to rural areas, and urban agricultural gardens of less than 300 pyeong has increased, the demand for agricultural machinery that has excellent mobility and portability and is capable of complex tasks such as tillage, topdressing, and weeding is increasing. Technology development has been carried out in the direction of significantly simplifying the power transmission system of the complex agricultural machinery used.

However, conventional urban agricultural machinery had the disadvantage of being too heavy for women to use, and that tillage, topdressing, and weeding had to be performed sequentially with separate devices, and the efficiency of tillage was improved due to the simplification of the power transmission system. There was a problem with not being able to maximize it.

Japanese Patent Publication No. 2018-143198

The present invention provides a multi-purpose electric agricultural machine for gardens designed to perform tillage work, top dressing work, and weeding work.

The present invention also provides a multi-purpose electric agricultural machine for garden use that has an ergonomic design and has excellent long-term workability.

The present invention also provides a multi-purpose electric agricultural machine for garden use that has excellent tillage efficiency.

The present invention was developed to solve the above problems and relates to a multi-purpose electric agricultural machine for gardening.

The multi-purpose electric agricultural machinery for garden use includes a body frame standing upright in the height direction; A height-adjustable handle fixedly coupled to one end of the body frame, comprising a first frame part having a U-shape and a second frame part bent in the direction of the user and having a handle for the user to hold with both hands. Height-adjustable handle; A wheel assembly located at the rear of the opposite end of the body frame, comprising a pair of wheels seated on the ground, a wheel axle engaged with the pair of wheels, and a groove into which the wheel axle is engaged, and the body A wheel assembly including a wheel assembly fastening member fixedly coupled to the thickness surface of the frame and standing upright in the height direction; a power supply unit located in the front of the body frame and including a motor protected by a safety cover and a battery pack that supplies power to the motor; a worm assembly located at the front of the body frame and below the power supply unit and including a worm rotating by power provided from the motor and a worm gear rotating in engagement with the drive of the worm; A blade assembly that performs rotational movement by receiving power provided from the motor through the worm assembly, a rolling shaft that is coupled to the worm gear of the worm assembly and rotates, and has a predetermined inner diameter and outer diameter to the rolling shaft. A blade assembly including a coupled rolling bearing and a plurality of C-shaped tilling blades coupled to the rolling bearing via a bracket; a motor seating member located at the bottom of the power supply unit and designed to securely seat the motor; a sub-frame for seating a battery pack, one end of which is coupled to the motor seating member and the other end of which is fixedly coupled to the width surface of the body frame and designed to securely seat the battery pack of the power supply unit; and a moisturizing blade located at the rear of an end opposite to one end of the body frame and fixedly coupled to the battery pack mounting sub-frame.

In one example, the height-adjustable handle may further include a third frame part fixedly coupled to the first frame part and designed to support the user's lower arm.

The multi-purpose electric agricultural machine for garden use may further include a first fastening member that securely couples the handle and the body frame to each other. In this case, the first fastening member is a first fastening member 1a including a groove portion to which the first frame part of the handle is fastened, a fixing pin engaging hole, and a fastening pin engaging hole; and a 1b fastening member fixedly coupled to one end of the body frame and formed with irregularities, wherein the fixing pin fastened to the fixing pin coupling hole included in the 1st fastening member is connected to the irregularities of the 1b fastening member. The tilting angle of the handle may change depending on the fixed position.

In one example, the wheel assembly fastening member may further include a tillage guide positioned in contact with the ground.

The multi-purpose electric agricultural machinery for the garden also includes a concavo-convex hole designed to allow insertion and fixation of a standing angle adjustment pin for raising or lowering the entire wheel assembly in a semicircular manner, and a wheel assembly fastening member and fastening pin within the wheel assembly. It may further include a body frame standing angle adjustment member including a fastening pin coupling hole designed to be coupled.

In one example, the blade assembly may include four rolling bearings and three C-shaped tilling blades coupled to each of the four rolling bearings through a bracket. In this case, the three C-shaped tillage blades include first and second tillage blades that are inclined to the left with respect to the traveling direction; and a third tillage blade that is inclined and curved to the right based on the direction of travel.

The multi-purpose electric agricultural machine for the garden may also further include a weeding blade coupling member fixedly coupled to the motor mounting member.

The multi-purpose electric agricultural machine for gardening according to the present invention is capable of tillage work, topdressing work, and weeding work, so it has the advantage of being able to perform various tasks with a single device.

In addition, the multi-purpose electric agricultural machine for garden use according to the present invention has an ergonomic design and has excellent long-term workability.

Moreover, the multi-purpose electric agricultural machine for garden use according to the present invention has excellent tillage work efficiency.

Of course, the effect of the present invention is not limited to the above-mentioned range.

1 and 2 are a perspective view and a side view, respectively, of a multi-purpose electric agricultural machine for gardening according to the present invention.
Figure 3 is a diagram for specifically explaining the height-adjustable handle according to the present invention.
Figure 4 is a diagram for specifically explaining the connection structure between the handle and the body frame according to the present invention.
Figure 5 is a diagram for specifically explaining the change in tilting angle of the handle according to the present invention.
Figure 6 is a diagram for specifically explaining the wheel assembly according to the present invention.
Figure 7 is a diagram for specifically explaining the configuration of the body frame standing angle adjustment member and the resulting method of adjusting the standing angle of the body frame according to the present invention.
Figure 8 is a diagram for explaining in more detail the structure of the blade assembly according to the present invention.
Figure 9 is a diagram showing the structure and coupling position of the weeding blade coupling member according to the present invention.

Hereinafter, the present invention will be described in more detail with reference to drawings and examples.

In this specification, singular expressions include plural expressions unless otherwise specified.

The terms used in this specification are general terms that are currently widely used as much as possible while considering the function in the present invention, but this may vary depending on the intention or precedent of a person skilled in the art, the emergence of new technology, etc. In addition, in certain cases, there are terms arbitrarily selected by the applicant, and in this case, the meaning will be described in detail in the description of the relevant invention. Therefore, the terms used in the present invention should be defined based on the meaning of the term and the overall content of the present invention, rather than simply the name of the term.

Embodiments of the present invention can be modified and have various embodiments, and specific embodiments will be illustrated in the drawings and described in detail in the detailed description. However, this is not intended to limit the scope to specific embodiments, and should be understood to include all transformations, equivalents, and substitutes included in the spirit and technical scope of the invention. In describing the embodiments, if it is determined that detailed description of related known technologies may obscure the point, the detailed description will be omitted.

In this specification, terms such as “comprise” or “consist of” are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are intended to indicate the presence of one or more other It should be understood that this does not exclude in advance the presence or addition of features, numbers, steps, operations, components, parts, or combinations thereof.

In this specification, terms such as “made up” or “made up of” are used to emphasize that no configuration other than the features, numbers, steps, operations, components, parts, or combinations thereof described in the specification is included. , it should be understood as excluding the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof in addition to the above configuration.

The present invention relates to a multi-purpose electric agricultural machine for garden use.

The electric agricultural machine according to the present invention refers to a small tillage equipment for gardens for urban agriculture, and is used to perform tillage work, topdressing work, and weeding work in small farms of 200 pyeong or less.

Figure 1 shows a perspective view of a multi-purpose electric agricultural machine for a garden according to the present invention, and Figure 2 shows a side view of a multi-purpose electric agricultural machine for a garden according to the present invention.

As shown in Figure 1, the multi-purpose electric agricultural machine for gardening according to the present invention includes a body frame 100; Height-adjustable handle (200); wheel assembly 300; Power supply unit (400); Worm assembly 500; Blade assembly 600; Motor seating member 700; It includes a subframe 800 for mounting the battery pack and a moisturizing blade 900.

The body frame 100 is a main frame that serves as the body axis of the multi-purpose electric agricultural machine for gardening according to the present invention and is erected in the height direction.

The shape of the body frame 100 is a bar shape with a predetermined thickness, width, and height. The thickness and width are not particularly limited, and the height may be designed in consideration of the user's height, etc., for example, 50 to 100 cm. It may be within range.

The material of the body frame 100 may be, for example, a metal material such as iron, aluminum, and alloys thereof, or a polymer synthetic resin material such as high-strength plastic.

The height-adjustable handle 200 is fixedly coupled to one end of the body frame 200 and has a predetermined handle so that the user can hold the electric agricultural machine according to the present invention and move forward while working.

Specifically, as shown in FIG. 3, the height-adjustable handle 200 is fixedly coupled to one end of the body frame 100, and includes a first frame part 201 having a U-shape and curved in the user direction. and includes a second frame part 203 having a handle (H) for the user to hold with both hands.

The first frame part 201 of the height-adjustable handle 200 is a frame part curved into a U-shape and is fixedly coupled to the body frame 100 via a first fastening member 1a, which will be described later.

The second frame part 202 of the height-adjustable handle 200 has the handle H curved in the user direction D1, which allows the user to hold the handle H and stabilize the movement of the multi-purpose electric agricultural machinery for the garden. It can be controlled with .

As the second frame part 202 is curved, a predetermined curved angle is formed between the first frame part 201 and the second frame part 202.

The curvature angle formed by the first frame part 201 and the second frame part 202 may be, for example, within a range of 90° to 135°.

The shape of the first frame part 201 and the second frame part 202 is not particularly limited as long as it does not cause great difficulty for the user to grip the handle, and may have, for example, a pipe shape with a diameter of 3 to 5 cm. You can.

The material of the first frame part 201 and the second frame part 202 may be the same as or different from that of the body frame 100 and may be a metal material or a polymer synthetic resin material.

The height-adjustable handle 200 including the first frame part 201 and the second frame part 202 can be connected to the first frame part 201 and the second frame part 202 using, for example, different pipes. ) can be manufactured by manufacturing the shape and then welding it together, or it can be manufactured by bending and forming a single pipe at a predetermined angle.

The height-adjustable handle 200 may further include a third frame part 203, which is fixedly coupled to the first frame part 201 and designed to support the user's lower arm, as shown in FIG. 3. . The third frame part 203 is a component used by the user to rest by supporting the lower body between work or during rest, or to control the direction of the electric agricultural machine in parallel with the handle or alone, and is used to control the direction of the electric agricultural machine according to the present invention. It is an element of ergonomic design.

The height-adjustable handle 200 is fixedly coupled to one end of the body frame 100, and this may be accomplished through a predetermined fastening member. In particular, the electric agricultural machinery according to the present invention can be designed so that the tilting angle of the height-adjustable handle 200 can be changed according to the user's preference or selection.

In one example, as shown in FIG. 4, the multi-purpose electric agricultural machine for gardening according to the present invention further includes a first fastening member 1000 that securely couples the height-adjustable handle 200 and the body frame 100 to each other. It can be included. In addition, the first fastening member 1000 includes a groove portion 10011 into which the first frame part 201 of the handle 200 is fastened, a fixing pin coupling hole 10012, and a fastening pin coupling hole 10013. Fastening member 1001; and a 1b fastening member 1002 that is fixedly coupled to one end of the body frame 100 and has irregularities 10021. In this case, the position of the handle 200 depends on the position at which the fixing pin fastened to the fixing pin coupling hole 10013 included in the 1st fastening member 1001 is fixedly coupled to the unevenness 10021 of the 1b fastening member 1002. The tilting angle can be changed, as shown in Figure 5.

The groove portion 10011 of the first a fastening member 1001 is a portion where the first frame part 201 is fastened and may have a semicircular groove corresponding to the shape of the first frame part 201.

The fixing pin coupling hole 10012 and the fastening pin coupling hole 10013 of the first a fastening member 1001 are the parts where the fixing pin and the fastening pin are fastened, respectively. In the above, the 'fixing pin' refers to the height-adjustable handle 200. and a pin that fixes the tilting angle of the body frame 100, and 'fastening pin' refers to a pin that connects the height-adjustable handle 200 and the body frame 100 to each other, and the shape and material of each pin and structure may be the same.

The number of irregularities 10021 of the 1b fastening member 1002 may be, for example, in the range of 3 to 5, but is not limited thereto.

The 1b fastening member 1002 may be fixedly coupled to one end of the body frame 100. Specifically, it has a gap of the same size and shape as the width side of the body frame 100 and has a gap of the same size and shape as the width side of the body frame 100. It can be fixedly coupled to the tiller body frame 100 with both sides partially covered.

The wheel assembly 300 is located at the rear of the opposite end of the body frame 100 and is designed to be seated on the ground.

The wheel assembly 300 is a component that allows a multi-purpose electric agricultural machine for a garden to move forward by pushing the ground with the forward power provided by the user, and includes a pair of wheels 301, a wheel axle 302, and a wheel assembly fastening member ( 303).

Specifically, as shown in FIG. 6, the wheel assembly 300 is located at the rear of the opposite end of one end of the body frame 100 and includes a pair of wheels 301 seated on the ground, a pair of wheels ( A wheel assembly fastening member 303 having a wheel axle 302 fastened to 301 and a groove 3031 into which the wheel axle 302 is fastened, and fixedly coupled to the thickness surface of the body frame 100 and standing upright in the height direction. ) includes.

The pair of wheels 301 are metal wheels having a diameter of, for example, 15 to 25 cm, and a tire is coupled to the outer edge of the wheel 301.

The wheel axis 302 coupled to the pair of wheels 301 may be a pipe-shaped horizontal axis or a curved axis whose center is bent at a predetermined angle. When the wheel axis 302 is a curved axis, the curved axis is directly coupled to a pair of wheels 301 and is connected to a first axis that serves as a rotation center axis and a groove of the first axis and the wheel assembly fastening member 303. It may consist of a U-shaped second axis that is coupled.

The wheel assembly fastening member 303 is a component that plays the role of coupling and fixing the body frame 100 and the wheel assembly 300, and has a groove 3031 into which the wheel axle 302 is fastened and is connected to the body frame 100. It is fixedly coupled to the thickness surface and stands upright in the height direction.

The wheel assembly fastening member 303 may further include a tillage guide 3032 positioned in contact with the ground. The tillage guide 3032 serves to assist the tillage operation performed by the blade assembly 600. Together, it can be used to locate the furrows and furrows of multi-purpose electric agricultural machinery for garden use. The tillage guide 3032 may be a single bar-shaped tillage guide or may be comprised of a first tillage guide forming a first angle with the ground and a second tillage guide forming a second angle greater or smaller than the first angle.

The multi-purpose electric agricultural machine for gardening according to the present invention also provides body frame standing angle adjustment that allows changing the standing angle of the body frame 100 according to the user's preference or selection by changing the standing angle of the wheel assembly fastening member 302. It may further include a member 1100.

More specifically, as shown in FIG. 7, the body frame standing angle adjustment member 1100 can be fixed by inserting a standing angle adjustment pin (not shown) to raise or lower the entire wheel assembly 300 in a semicircular manner. It may include a concavo-convex hole 1101 designed to be coupled to the wheel assembly fastening member 303 in the wheel assembly 300 and a fastening coupling hole 1102 designed to be coupled to the wheel assembly 300 via a fastening pin (not shown). Likewise, the wheel assembly fastening member 303 may be coupled to the body frame standing angle adjustment member 1100 through a fastening hole and a fastening pin (not shown) designed to allow the standing angle adjustment pin (not shown) to be fastened. It may further include a fastening coupling hole designed to do so. Through the configuration of the body frame standing angle adjustment member 1100 as described above, the user can change the fixed standing angle of the body frame 100, thereby ensuring work convenience and long-term work excellence.

The multi-purpose electric agricultural machine for gardening according to the present invention is a rechargeable work device driven by electricity and includes a power supply unit 400 including a motor and a battery.

The power supply unit 400 includes a motor protected by the safety cover of the body frame 100 and a battery pack that supplies power to the motor. The power supply unit 400 is seated on the motor mounting member 700 located below the battery pack mounting sub-frame 800, which is respectively coupled to the motor mounting member 700 and the body frame 100. It can be positioned in a fixed state.

The type of motor included in the power supply unit 400 according to the present invention is not particularly limited as long as it has a voltage of 20 to 50V and a capacity of 17 to 140AH, and may be, for example, a DC motor or BLDC motor. .

A worm assembly 500 that transmits power provided from the motor to the blade assembly 600 is located at the lower part of the power supply unit 400.

Specifically, the worm assembly 500 is located at the lower part of the power supply unit 400 as the front of the body frame 100 and includes a worm that rotates by receiving power provided from the motor and a worm gear that rotates in engagement with the drive of the worm. Includes.

The worm assembly 500, which includes a worm and a worm gear, serves as a worm gearbox that adjusts the reduction ratio when transmitting power provided from the motor to the blade assembly 600.

The specific specifications of the worm and worm gear included in the worm assembly 500 are not particularly limited, and known configurations of the worm and worm gear may be adopted and used without limitation.

In one example, the worm assembly 500 may have an M2 module, include a long-shaped worm gear with a three-row structure, and have a reduction ratio of 10:1. Considering that the worm assembly 500 generally adopts a single-row circular gear with the number of rows and thus has poor durability, the worm assembly 500 according to the present invention has better durability and long-term usability compared to the worm assembly built into known agricultural machinery. great.

The blade assembly 600 is driven using power provided from a motor via the worm assembly 500. Therefore, the blade assembly 600 is combined with the worm assembly 500 and integrated.

The blade assembly 600 is a component that performs tillage and weeding work to promote crop growth by inverting and crushing the soil located on the ground. As shown in FIG. 8, the power provided from the worm assembly 500 A rolling shaft 601 that performs rotational operation by a rolling bearing 602 that has a predetermined inner diameter and outer diameter and is coupled to the rolling shaft 601 to rotate, and a plurality of rollers coupled to the rolling bearing 602 through a bracket. It includes a C-type tillage blade (603).

The rolling shaft 601 of the blade assembly 600 refers to a shaft that rotates with power provided from the worm assembly 500. The rolling shaft 601 may be composed of one single rolling shaft 601 and a plurality of The sub-rolling shafts may be coupled to each other, or a plurality of housings may be fastened to one rolling shaft 601 and a rolling bearing 602 may be fastened to the housing.

The rolling bearing 602 of the blade assembly 600 may be coupled to the rolling shaft 601 and have an inner diameter and an outer diameter set in consideration of the outer diameter of the rolling shaft 601 so that it can rotate, and its specifications are those of the rolling shaft 601. ) follows the outer diameter of.

The rolling shaft 601 can be adjusted in length to have a predetermined working width, for example, within the range of 50 to 100 cm, and includes a rolling bearing 602 fastened to the rolling shaft 601 and a plurality of C-shaped tillers. The number of blades 603 can also be adjusted depending on the length of the rolling shaft 601.

In particular, the present invention consists of a C-shaped curved blade for the tillage blade and adopts a unique left and right alternating arrangement structure, thereby enabling the blade assembly 600 to secure excellent tillage work, such as excellent soil removal by improving the soil insertion angle.

More specifically, as shown in FIG. 8, the blade assembly 600 includes four rolling bearings 602 and three C-type tilling blades 603 coupled to each of the four rolling bearings 602 via brackets. ), and the three C-type tillage blades 603 include first and second tillage blades 603a,b that are inclined to the left with respect to the traveling direction; and a third tillage blade 603c that is inclined and curved to the right based on the direction of travel.

In another example, the blade assembly 600 includes four rolling bearings 602 and four C-shaped tilling blades 603 coupled to each of the four rolling bearings 602 via brackets, and four The C-type tillage blade 603 includes first and second tillage blades 603a, b that are inclined to the left with respect to the traveling direction; and third and fourth tillage blades 603c and 603d that are inclined and curved to the right based on the direction of travel.

Meanwhile, the ground insertion angle of each C-type tillage blade may be, for example, in the range of 15 to 20 degrees.

Meanwhile, the multi-purpose electric agricultural machine for gardening according to the present invention may be additionally equipped with a weeding blade to further improve the efficiency of weeding work, and this may be fixedly coupled to the weeding blade coupling member 1200.

More specifically, the multi-purpose electric agricultural machine for gardening according to the present invention may further include a weeding blade coupling member 1200 that is fixedly coupled to the motor seating member 700. As shown in FIG. 9, the weeding blade coupling member 1200 may be positioned below the motor safety cover while being fixedly coupled to the motor seating member 700.

The type of weeding blade coupled to the weeding blade coupling member 1200 is not particularly limited, and for example, multiple weeding blades such as double or triple weeding blades may be combined.

The multipurpose electric agricultural machine for gardening according to the present invention can further improve weeding work efficiency by including a weeding blade coupling member 1200 and a weeding blade coupled to the weeding blade coupling member 1200, and the blade assembly 600 By reducing the load, it has superior durability and long-term usability compared to other agricultural machinery.

The motor mounting member 700 and the battery pack mounting subframe 800 are located at the bottom of the power supply unit 400 and serve to securely seat the motor and battery pack, respectively, and attach the power supply unit 400 to the body frame. (100) It plays the role of supporting and fixing on the table.

The battery pack mounting sub-frame 800 may, for example, be comprised of a pair of sub-frames positioned on both width surfaces of the body frame 100, respectively.

The multi-purpose electric agricultural machine for gardening according to the present invention has a moisturizing blade 900 capable of performing blade soiling work at the lower rear of the body frame 100, and specifically, the wheel assembly 300 is located as the lower part of the body frame 100. Included in the

The moisturizing blade 900 may be coupled to the body frame 100 via a moisturizing blade fastening member (not shown). The moisturizing blade fastening member (not shown) is a moisturizing blade that allows the moisturizing blade 900 to tilt. It can simultaneously perform the role of a rotating member.

In one example, the moisturizing blade fastening member includes a first moisturizing blade rotating member that is fixedly coupled to the thickness surface of the body frame 100 and includes a fastening pin coupling hole and a rotation angle adjustment pin coupling hole; and a concavo-convex hole designed to insert and fix a rotation angle control pin for raising or lowering the moisturizing blade 900 in a semicircular step, and a fastening pin coupling hole designed to be coupled to the first moisturizing blade rotating member via a fastening pin. It may be composed of a second moisturizing blade rotating member, wherein the rotation angle adjustment pin fastened to the concavo-convex hole included in the second moisturizing blade rotating member is coupled to the rotation angle adjustment pin coupling hole of the first moisturizing blade rotating member. The fixed rotation angle of the moisturizing blade 900 may change depending on the location. The first moisturizing blade rotating member and the second moisturizing blade rotating member may have the same structure as the wheel assembly fastening member 303 and the body frame standing angle adjusting member 1100, respectively.

In the above, the multi-purpose electric agricultural machine for gardening according to the present invention has been described using the drawings as examples, but these are only examples of the multi-purpose electric agricultural machine for gardening according to the present invention, and the drawings and the description thereof are examples of the multi-purpose electric agricultural machine for gardening according to the present invention. It is obvious to a person with ordinary knowledge in this technical field that there is no limitation on the scope of rights or technical ideas of multi-purpose electric agricultural machinery for garden use.

100: body frame
200: Height-adjustable handle
201, 202, 203: 1st, 2nd, 3rd frame parts
300: wheel assembly
301: wheel
302: wheel axis
302a,b: 1st axis, 2nd axis
303: Wheel assembly fastening member
3031: Wheel axis fastening groove
3032: Tillage guide
400: Power supply unit
500: Worm assembly
600 ; blade assembly
700: Motor seating member
800: Subframe for installing the battery pack
900: moisturizing day
1000: first fastening member
1001: 1a connecting member
10011: Home Department
10012: Fixing pin coupling hole
10013: Fastening pin joint hole
1002: 1b connecting member
10021: irregularities
1100: Tiller body frame standing angle adjustment member
1101: uneven ball
1102: Fastening pin coupling hole
1200: Weeding blade coupling member

Claims (7)

Body frame standing upright;
A height-adjustable handle fixedly coupled to one end of the body frame, comprising a first frame part having a U-shape and a second frame part bent in the direction of the user and having a handle for the user to hold with both hands. Height-adjustable handle;
A wheel assembly located at the rear of the opposite end of the body frame, comprising a pair of wheels seated on the ground, a wheel axle engaged with the pair of wheels, and a groove into which the wheel axle is engaged, and the body A wheel assembly including a wheel assembly fastening member fixedly coupled to the thickness surface of the frame and standing upright in the height direction;
a power supply unit located in the front of the body frame and including a motor protected by a safety cover and a battery pack that supplies power to the motor;
a worm assembly located at the front of the body frame and below the power supply unit and including a worm rotating by power provided from the motor and a worm gear rotating in engagement with the drive of the worm;
A blade assembly that performs rotational movement by receiving power provided from the motor through the worm assembly, a rolling shaft that is coupled to the worm gear of the worm assembly and rotates, and has a predetermined inner diameter and outer diameter to the rolling shaft. A blade assembly including a coupled rolling bearing and a plurality of C-shaped tilling blades coupled to the rolling bearing via a bracket;
a motor seating member located at the bottom of the power supply unit and designed to securely seat the motor;
a sub-frame for seating a battery pack, one end of which is coupled to the motor seating member and the other end of which is fixedly coupled to the width surface of the body frame, and designed to fixedly seat the battery pack of the power supply unit;
a moisturizing blade located at the rear of an end opposite to one end of the body frame and fixedly coupled to the sub-frame for seating the battery pack;
A body frame standing angle adjustment member that changes the standing angle of the wheel assembly fastening member to change the standing angle of the body frame according to the user's preference or selection, and is used to raise or lower the entire wheel assembly in a semicircular step. A body frame standing angle adjustment member including a concavo-convex hole designed to allow a standing angle adjustment pin to be inserted and fixed, and a fastening pin coupling hole designed to be coupled to a wheel assembly fastening member within the wheel assembly via a fastening pin; and
It includes a weeding blade coupling member positioned below the motor safety cover while being fixedly coupled to the motor seating member,
The wheel assembly fastening member is,
A multi-purpose electric agricultural machine for a garden, further comprising a fastening hole designed to be fastened to the standing angle adjustment pin and a fastening coupling hole designed to be fastened to the body frame standing angle adjustment member via the fastening pin. According to clause 1,
The height-adjustable handle is,
A multi-purpose electric agricultural machine for a garden further comprising a third frame part fixedly coupled to the first frame part and designed to support the lower arm of the user. According to clause 1,
Further comprising a first fastening member that securely couples the handle and the body frame to each other,
The first fastening member is,
A first fastening member 1a including a groove portion to which the first frame part of the handle is fastened, a fixing pin coupling hole, and a fastening pin coupling hole; and a 1b fastening member fixedly coupled to one end of the body frame and having irregularities,
A multi-purpose electric agricultural machine for a garden in which the tilting angle of the handle is changed depending on the position at which the fixing pin fastened to the fixing pin coupling hole included in the 1a fastening member is fixedly coupled to the unevenness of the 1b fastening member. According to clause 1,
The wheel assembly fastening member is,
A multipurpose electric agricultural machine for gardening that further includes a tillage guide positioned in contact with the ground. According to clause 1,
The blade assembly is,
It includes four rolling bearings and three C-shaped tilling blades coupled to each of the four rolling bearings through brackets,
The three C-type tillage blades are,
First and second tillage blades inclined to the left with respect to the direction of travel; and
A multi-purpose electric agricultural machine for gardens with a third tillage blade that is inclined and curved to the right based on the direction of travel. According to clause 1,
On the above moisturizing day,
It is coupled to the body frame via a moisturizing blade fastening member,
The moisturizing blade fastening member is,
A first moisturizing blade rotating member fixedly coupled to the thickness surface of the body frame and including a fastening pin coupling hole and a rotation angle adjustment pin coupling hole; and
Includes a concavo-convex hole designed to insert and secure a rotation angle adjustment pin for raising or lowering the moisturizing blade in a semicircular step, and a fastening pin coupling hole designed to be coupled to the first moisturizing blade rotating member via a fastening pin. A multi-purpose electric agricultural machine for a garden consisting of a second moisturizing blade rotating member.


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