KR20220086778A - Weeds Removal Apparatus having Banding Head Portion - Google Patents

Abstract

One aspect of the present invention relates to a weed removal device, and more particularly, to a weed removal device for cutting the roots of weeds distributed in the soil while digging the soil by rotating a blade dug into the soil.
According to an embodiment of the present invention, it is possible to provide a weed removal device capable of converting the angle of the head so that the inclined soil surface can be conveniently worked.

Description

Weed removal device having a banding head {Weeds Removal Apparatus having Banding Head Portion}

One aspect of the present invention relates to a weed removal device, and more particularly, to a weed removal device for cutting the roots of weeds distributed in the soil while digging the soil by rotating a blade dug into the soil.

The content described in this section merely provides background information on the embodiments of the present invention and does not constitute the prior art.

Weeds are grasses that grow on arable land, roads, and other clearings and are not very helpful for life. The biggest problem with weeds is that they can impede the growth of crops growing around them, and become habitats or breeding grounds for germs and insects, thereby reducing the quality of crops. Weeds can be a problem for hard-farmed crops or well-maintained lawns all year round. Compared to crops, weeds grow faster, have stronger fertility, and have a longer lifespan of seeds, so they occupy land and space that crops should occupy and take away nutrients and moisture that need to go to crops.

In addition, if it grows larger than the crop, it blocks sunlight and interferes with the photosynthesis of the crop. In some cases, weed seeds may be mixed with crop seeds, which greatly reduces crop quality.

Therefore, if you do not pay attention to weed removal, the cost of damage and additional weed removal costs for late weeding will increase the production cost of crops.

In addition to damage to crops, if weeds grow on roads or railroads, the function of the road may be disturbed, and in the worst case, it may lead to an accident.

A weed control device is used to remove weeds. In general, the weed removal device is connected to the control bar by the joint part of the head in which the blade is installed. In this configuration, when the head portion includes a plurality of disks, there is no problem when grinding soil having a flat surface, but when grinding soil on an inclined surface, the operator holds the handle and twists the waist to grind the soil with the head portion inclined It is inconvenient for workers to work because they grind the soil against the cotton.

Therefore, it is urgent to develop a weed removal device having a head that can work comfortably on an inclined soil surface.

The above-mentioned background art is technical information that the inventor possessed for the derivation of the embodiments of the present invention or acquired in the process of derivation, and it cannot be said that it is necessarily known technology disclosed to the general public prior to the filing of the embodiments of the present invention. none.

Accordingly, one aspect according to the present invention is proposed to solve the above-described problems, and an object of the present invention is to provide a weed removal device capable of converting the angle of the head so that an operator can comfortably work on an inclined soil surface do.

The technical problems to be achieved by the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned can be clearly understood by those of ordinary skill in the art to which the present invention belongs from the description below. will be.

In order to achieve the object raised above, one aspect of the present invention is an engine unit that can be installed on the shoulder of the operator; a handle part that the operator can grip;

a support rod divided into a flexible region and a hard region connected to the engine unit, a power transmission unit for transmitting power generated by the engine unit is interposed therein, and the handle unit is attached to one side; and

It is installed at the end of the support rod, a plurality of blades are arranged along the edge portion, and a head portion in which a plurality of blade rotating units rotated by the power transmitted by the power transmission unit are installed;

The head portion can provide a weed removal device having a bending head, characterized in that the angle can be converted by an angle set between the support rod and the rod.

In order to enable the angle conversion of the head part according to an embodiment, connecting rods rotatably connected to the support rods are installed at both ends of the head part.

According to an embodiment, the pair of connecting rods may be rotatably connected to the first sleeve and the second sleeve that slide in opposite directions, respectively.

According to an embodiment, a groove portion is formed in the first sleeve and the second sleeve so that the angle of the head portion in the support rod can be adjusted,

In the support rod, when the first sleeve and the second sleeve are rotated, it may be characterized in that a protrusion is formed at a position spaced apart from the center line (C) by a predetermined distance (D) so as to be inserted into the groove portion. .

According to an embodiment, the support rod may be characterized in that an indicator scale for checking a gap between the first sleeve and the second sleeve is formed.

As described above, according to an embodiment of the present invention, it is possible to provide a weed removal device capable of converting the angle of the head so that the operator can comfortably work on the inclined soil surface.

In addition, the effects of the present invention have various effects such as having excellent versatility according to the embodiments, and such effects can be clearly identified in the description of the embodiments to be described later.

The following drawings attached to the present specification illustrate one embodiment of the present invention, and together with the detailed description of the present invention serve to further understand the technical spirit of the present invention, the present invention is a matter described in such drawings should not be construed as being limited only to
1 shows a weed removal device according to an embodiment of the present invention.
Figure 2 shows a structure in which a plurality of blade rotating parts are engaged with each other.
Figure 3 shows a view of the weed removal device of Figure 1 from the front.
4 shows a state in which the first sleeve and the second sleeve slide in opposite directions in the weed removal device of FIG. 3 .
5 shows a state in which an indicator scale is displayed on the support rod of the weed removal device of FIG. 1 and a state in which the protrusion of the support rod is inserted into the grooves of the first sleeve and the second sleeve.

Advantages and features of the present invention, and a method for achieving them will become apparent with reference to the detailed description in conjunction with the accompanying drawings. However, it should be understood that the present invention is not limited to the embodiments presented below, but may be implemented in a variety of different forms, and includes all transformations, equivalents, and substitutes included in the spirit and scope of the present invention. . The embodiments presented below are provided so that the disclosure of the present invention is complete, and to completely inform those of ordinary skill in the art to which the present invention pertains to the scope of the invention. In describing the present invention, if it is determined that a detailed description of a related known technology may obscure the gist of the present invention, the detailed description thereof will be omitted.

The terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise.

In the present application, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof. Terms such as first, second, etc. may be used to describe various elements, but the elements should not be limited by the terms. The above terms are used only for the purpose of distinguishing one component from another.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings. do.

Figure 1 shows a weed removal device according to an embodiment of the present invention, Figure 2 shows a structure in which a plurality of blade rotating parts are engaged with each other.

FIG. 3 shows the weed removal device of FIG. 1 as viewed from the front, and FIG. 4 shows a state in which the first sleeve and the second sleeve slide in opposite directions in the weed removal device of FIG. 3 .

5 shows a state in which an indicator scale is displayed on the support rod of the weed removal device of FIG. 1 and a state in which the protrusion of the support rod is inserted into the grooves of the first sleeve and the second sleeve.

Figure 5 (a) shows the appearance of the indicator scale and the protrusion on the support rod of the weed removal device of Figure 1, Figure 5 (b) is the first sleeve and the protrusion of the support rod is inserted into the groove of the second sleeve shows how it has been

A weed removal device 100 having a bending head according to an embodiment of the present invention (hereinafter referred to as a weed removal device) includes an engine part 110 , a handle part 130 , a support rod 120 , and a head part 200 . may be included.

The engine unit 110 may be equipped with a strap 111 and the like so that the operator can wear it on the shoulder when using the weed removal device 100 .

The handle unit 130 is a part that can be gripped by an operator when using the weed removal device 100, and the shape can be manufactured in various ways.

The support rod 120 is divided into a flexible region 122 and a hard region 121 connected to the engine unit 110 , and a power transmission unit for transmitting power generated by the engine unit 110 is interposed therein, and one side It may have a structure to which the handle unit 130 is attached.

The flexible region 122 of the support rod 120 is a region connected to the engine unit 110, and is connected over the shoulder when the operator puts the engine unit 110 on the shoulder and is connected to the hard region 121 of the support rod 120. ) that is connected to the The flexible region 122 is a flexibly movable part, and when the operator uses the weed removal device 100 with the engine unit 110 on his shoulder, the handle unit 130 attached to the hard region 121 can be easily moved. make it possible

The hard area 121 of the support rod 120 is installed with a handle unit 130 attached to one side, so that the operator holds the handle unit 130 and moves the hard area 121 of the support rod 120 so that weeds are distributed. to be able to move the head part 200 .

Both the flexible region 122 and the hard region 121 have a hollow portion elongated in the longitudinal direction, and a power transmission unit is installed in the hollow portion. The power transmission unit may be configured as a power cable, and one side may be connected to the engine unit 110 in the flexible area 122 , and the other side may be connected to the head unit 200 within the hard area 121 . With this structure, power generated in the engine unit 110 may be transmitted to the head unit 200 .

The head unit 200 may include a blade rotating unit 210 installed at the end of the support rod 120 and rotated by the power transmitted by the power transmission unit. A plurality of blades 300 are coupled to the blade rotating unit 210 so that when the blade rotating unit 210 rotates, the plurality of blades 300 also rotate together.

The blade rotating unit 210 is a structure in which a plurality of blades 300 are coupled and installed, and when the blade rotating unit 210 rotates, the plurality of blades 300 rotate together and dig into the soil.

The blade rotating unit 210 may be plural. The plurality of blade rotating units 210 may be installed in the head unit 200 , and in this embodiment, four blade rotating units 210 may be installed in the head unit 200 . In this case, the four blade rotating unit 210 includes a first rotating unit 211 , a second rotating unit 212 , a third rotating unit 213 , and a fourth rotating unit 214 , and the first rotating unit 211 is rotated counterclockwise. When rotating in the direction P, the second rotating unit 212 rotates in the clockwise direction (Q), the third rotating unit 213 rotates in the counterclockwise direction (P), and the fourth rotating unit 214 rotates in the clockwise direction. You can rotate with (Q). That is, the plurality of blade rotating units 210 may be configured to rotate in opposite directions between adjacent blade rotating units (211, 212, 213, 214), respectively.

According to an exemplary embodiment, the first rotating unit 211 is coupled to the first gear 221 , the second rotating unit 212 is coupled to the second gear 222 , and the third rotating unit 213 is coupled to the third gear 223 . ) and the fourth rotation unit 214 is coupled to the fourth gear 224 in a structure in which the first gear 221 and the second gear 222 are fastened, and the second gear 222 and the third gear 223 is fastened, and the third gear 223 and the fourth gear 224 are fastened and may have a structure in which they are engaged.

In this case, the power transmission gear 124 that is connected to the power cable and the joint part 123 and rotates by receiving power from the power cable may be engaged with the second gear 222 and rotate to transmit power. That is, the second gear 222 is connected to the power transmission gear to receive power, rotates the first gear 221 and the third gear 223 meshed with the second gear 222 , and the third gear 223 . ) rotates the fourth gear 224 so that the plurality of blade rotation units 210 sequentially rotate the blade 300 in the counterclockwise and clockwise directions.

According to this structure, between the first rotating part 211 and the second rotating part 212, the weeds are cut while pulling toward the worker side, that is, in the rear suction direction (A), and the second rotating part 212 and the third Between the rotating parts 213, the cutting is done in the direction (B) to push the weeds forward, and again between the third rotating part 213 and the fourth rotating part 214, the weeds are sucked toward the operator side, that is, in the rearward direction (A). It can be cut while pulling.

That is, the weed removal device 100 according to the present invention cuts while pushing or pulling weeds forward and backward, so the power is not focused only on the front side or only on the rear side, and forward and backward (A, B) Since the force is distributed to each, there is an advantage that the operator can work without any effort.

In addition, since the cutting direction of the weeds is dispersed in several directions (A, B) instead of in any one direction and the cutting is performed, there is an advantage in that it is possible to quickly and effectively cut a large area of weeds (S).

One of the various features of the present invention is that the head unit 200 can change the angle by the angle set between the support rod 120 and the angle. In order to allow the head part 200 to change the angle according to an embodiment, a connecting rod 400 rotatably connected to the support rod 120 may be installed at both ends of the head part 200 . have. The connecting rod may be composed of a pair of a first connecting rod 410 and a second connecting rod 420 , and the pair of connecting rods respectively slide in opposite directions to each other. The first sleeve 510 and the second It may be rotatably connected to the sleeve 520 .

That is, one end of the first connecting rod 410 may be rotatably connected to the first sleeve 510 and the other end may be rotatably connected to one end of the head unit 200 . In addition, one end of the second connecting rod 420 may be rotatably connected to the second sleeve 520 , and the other end may be rotatably connected to the other end of the head unit 200 .

When the head part 200 is horizontal with respect to the support rod 120 , the first sleeve 510 and the second sleeve 520 may contact each other and be fastened to each other. When the first sleeve 510 and the second sleeve 520 are fastened to each other, the first connecting rod 410 connecting the first sleeve 510 and the head 200 is fixed, and the second sleeve 520 is fixed. ) and the second connecting rod 420 connecting the head 200 is also fixed. As a result, the joint portion 123 is fixed. Therefore, the head part 200 does not arbitrarily change the angle.

However, when the mutual coupling between the first sleeve 510 and the second sleeve 520 is released, the first sleeve 510 is able to slide on the support rod 120 in the upward direction (H), and the second sleeve ( 520 is able to slide on the support rod 120 in the downward direction (L). The first sleeve 510 and the second sleeve 520 are slidable in opposite directions. Therefore, as the first sleeve 510 moves upward, the first connecting rod 410 drags one end of the head 200 upward, and as the second sleeve 520 moves downward, the second connecting rod ( 420 is pushed down the other end of the head unit 200 .

As a result, one end of the head part 200 is raised and the other end is lowered to perform an angle conversion.

The structure in which the head part 200 of the present invention can change the angle can facilitate the operation when the operator removes the weeds distributed on the inclined soil surface. According to the prior art, since the handle part 130 attached to the support rod 120 is a fixed structure, the operator moves the head part 200 parallel to the inclined soil surface S in order to remove weeds on the inclined soil surface. Since it has to be tilted, there is no choice but to control the weed removal device 100 by holding the handle unit 130 in a tilting or twisting posture.

However, by the structure in which the head part 200 according to this embodiment can convert the angle, the operator converts the angle by the set angle to the head part 200 to parallel the inclined soil surface (S). It is possible to perform the work comfortably because there is no need to lean or twist the body while maintaining the posture.

On the other hand, according to the embodiment, the sleeve 500, that is, the first sleeve 510 and the second sleeve 520, has a groove portion 530 so that the angle of the head portion 200 in the support rod 120 can be adjusted. formed,

In the support rod 120, when the first sleeve 510 and the second sleeve 520 are rotated, at a position spaced apart from the center line (C) by a predetermined distance (D) so that they can be inserted into the groove portion 530 . A protrusion 125 may be formed. In the area in which the upper first sleeve 510 moves, the protrusion 125 is spaced apart by a predetermined distance D to the left (hereinafter, this direction is referred to as a clockwise direction) when referring to FIG. 5(a). It can be installed, and in the region where the second sleeve 520 moves downward, it is a position spaced apart by a certain distance D to the right (hereinafter, this direction is referred to as a counterclockwise direction) when referring to FIG. 5(a). A protrusion 125 may be installed on the .

A return spring 126 is interposed at the bottom of the portion where the protrusion 125 of the support rod 120 is installed to push up the protrusion 125, and the operator holds the first sleeve 510 and the second sleeve 520. After each slide movement in the upward (H) and downward (L) directions, the first sleeve 510 itself is rotated clockwise to fix it, and the second sleeve 520 itself is rotated counterclockwise to fix it. Both sleeves 500 may be fixed in position.

According to the structure according to the present embodiment, when the operator moves the first sleeve 510 in the upward direction (H) and then rotates it to the left (clockwise), the groove portion 530 and the protrusion portion 125 of the first sleeve 510 are They are aligned with each other and inserted and fastened, and when the second sleeve 520 is moved in the downward direction (L) and then rotated to the right (counterclockwise direction), the groove portion 530 and the protrusion portion 125 of the second sleeve 520 are connected to each other. It can be aligned and inserted and fastened.

According to the embodiment, the support rod 120 may be formed with an indicator scale F for checking the gap between the first sleeve 510 and the second sleeve 520 . The operator can check the inclination of the head part 200 by checking the scale F.

The steps constituting the method according to the present invention may be performed in an appropriate order unless the order is explicitly stated or there is no description to the contrary. The present invention is not necessarily limited to the order in which the steps are described. The use of all examples or exemplary terms (eg, etc.) in the present invention is merely for the purpose of describing the present invention in detail, and the scope of the present invention is limited by the examples or exemplary terms unless limited by the claims. it is not going to be In addition, those skilled in the art will appreciate that various modifications, combinations, and changes may be made in accordance with design conditions and factors within the scope of the appended claims or their equivalents.

Therefore, the spirit of the present invention should not be limited to the above-described embodiments, and the scope of the spirit of the present invention is not limited to the scope of the scope of the present invention. will be said to belong to

100: weed removal device
200: head
300: blade
400: connecting rod
500: sleeve

Claims (5)

Engine unit that can be installed on the shoulder of the operator;
a handle part that the operator can grip;
a support rod divided into a flexible region and a hard region connected to the engine unit, a power transmission unit for transmitting power generated by the engine unit is interposed therein, and the handle unit is attached to one side; and
It includes; a head part installed at the end of the support rod, a plurality of blades arranged along the edge, and a plurality of blade rotating parts rotating by the power transmitted by the power transmission part are installed;
The head part weed removal device having a bending head, characterized in that the angle can be converted by the angle set between the support rod and the rod. According to claim 1,
In order to enable the head part to change the angle, both ends of the head part weed removal device having a bending head, characterized in that the connecting rod and rotatably connected to the support rod are installed. 3. The method of claim 2,
The pair of connecting rods are weed removal device having a bending head, characterized in that rotatably connected to the first sleeve and the second sleeve sliding in opposite directions, respectively. 4. The method of claim 3,
Groove portions are formed in the first sleeve and the second sleeve so that the angle of the head portion can be adjusted in the support rod,
The support rod has a bending head, characterized in that when the first sleeve and the second sleeve are rotated, a protrusion is formed at a location spaced apart from the center line (C) by a predetermined distance (D) so as to be inserted into the groove portion. Weed killer with wealth. 4. The method of claim 3,
Weed removal device having a bending head, characterized in that the support rod has an indicator scale that can check the gap between the first sleeve and the second sleeve is formed.

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