JP6734024B2 - Leveling equipment - Google Patents

Description

The present invention relates to a ground leveling tool for manual operation such as a register mark or a ground rake.

The ground leveling tool 31 for manual operation disclosed in Patent Document 1 will be described with reference to FIG. The ground leveling tool 31 shown in FIG. 8 includes a blade portion 32 and a handle portion 33 extending from the blade portion 32 in a rod shape. The blade portion 32 includes an uneven rake portion 34 provided on one long side of the horizontally long plate material and an uneven soil leveling portion 35 in which the other long side of the horizontally long plate material is curved toward the handle portion 33. Equipped with. Then, a plurality of horizontally long hole portions 36 are provided in the rake portion 34, a plurality of horizontally long hole portions 38 are provided in the convex curved portion 37 of the soil leveling portion 35, and when the paddy field is leveled, the blade portion 32 is provided. The mud that collects comes out backward from the horizontally long holes 37 and 39.

However, the soil leveling portion 35 of the soil leveling tool 31 shown in FIG. 8 includes a vertical piece portion 39 to which the handle portion 33 is fixed, and a horizontal piece portion 40 bent from the vertical piece portion 39 to the handle portion 33 side. It has a curved portion 41 that is bent from the lateral piece portion 40 to the handle portion 33 side from below via the convex curved portion 37, and the structure of the blade portion 32 is complicated.

Utility model registration No. 3019721

The present invention has been made in view of the background art described above, and an object of the present invention is to provide a grounding tool for manual operation in which the structure of the blade portion is simple and the soil is easily removed.

The present invention is a ground leveling tool comprising a blade part and a handle part extending from the blade part, wherein the blade part is a horizontally long plate-like earth leveling part and the handle part from the side of the upper edge part of the earth leveling part. It is configured to have an L-shape or an arc shape including a laterally long plate-shaped earth suppressing portion that protrudes to the side, and the soil leveling portion is provided with an earth discharging hole portion.

The present invention, the blade portion is provided with the soil leveling portion and the soil suppressing portion, the structure of the blade portion is simple, the rigidity of the blade portion is increased, the deformation of the blade portion is suppressed, the soil leveling. Since the soil discharge hole is provided in the blade part, the soil control part of the blade part prevents the soil from passing over from the soil leveling part, and the soil is easily removed from the soil discharge hole part of the blade part, so that the soil can be removed appropriately. The surface of the ground that has been scattered and leveled becomes fluffy, and the blade part does not become heavy due to the weight of the soil.

In the present invention, if the blade portion is L-shaped or arc-shaped, the blade portion can be easily formed. In the present invention, if the soil discharging hole portion is composed of a plurality of horizontally elongated hole portions, the amount of soil that escapes from one horizontally elongated hole portion can be increased, so that the number of hole portions can be reduced and the horizontally elongated hole portions can be reduced. Easy to form. In the present invention, if the handle portion is U-shaped, both ends of the handle portion can be fixed to the blade portion, and when a person operates the handle portion to smooth the soil, the work is stable and stable. It is expensive and effective in preventing deformation of the handle portion, and a person can enter into the space between the blade portion and the handle portion and pull it, thus improving workability. In this specification, the U-shape is synonymous with the U-shape. In the present invention, if the handle portion is fixed to both the soil leveling portion and the soil suppressing portion of the blade portion, the handle portion and the blade portion are firmly fixed to each other. In the present invention, if the handle portion is made of a pipe member and the end portion of the pipe member is crushed into a plate shape to be configured as a fixed portion to the blade portion, the handle portion becomes lightweight and easy to attach to the blade.

1 is a perspective view showing a ground leveling implement according to a first embodiment for carrying out the invention. The schematic diagram which showed the usage and the effect|action when pulling the ground leveling implement which concerns on Embodiment 1 for implementing invention. The schematic diagram which showed the usage and the effect|action when pushing the ground leveling tool which concerns on Embodiment 1 for implementing invention. The perspective view which showed the aspect in the middle of formation of the handle part of the ground leveling implement which concerns on Embodiment 1 for implementing invention. Sectional drawing which showed the fixing structure of the handle part and blade part of the ground leveling implement which concerns on Embodiment 1 for implementing invention. Sectional drawing which showed the leveling implement which concerns on Embodiment 2 for implementing invention. The top view which showed a part of ground leveling tool which concerns on Embodiment 3 for implementing invention. The perspective view which showed a part of ground leveling tool of patent document 1.

A ground leveling implement 1 according to a first embodiment for carrying out the invention will be described with reference to FIG. 1. The ground leveling tool 1 shown in FIG. 1 includes a blade portion 2 and a handle portion 3 extending from the blade portion 2, and the blade portion 2 is a horizontally long plate-shaped soil leveling portion 4 and an upper edge of the soil leveling portion 4. By providing the oblong plate-like soil suppressing portion 5 protruding toward the handle portion 3 side from the portion side, the structure of the blade portion 2 is simple, the rigidity of the blade portion 2 is improved, and the blade portion 2 Is suppressed, and the height of the blade portion 2 is suppressed, so that the blade portion 2 can be downsized, and the ground leveling tool 1 can be easily handled. If the blade portion 2 is formed in an L shape including the soil leveling portion 4 and the soil suppressing portion 5, the L shape of the blade portion 2 is not limited to bending, but the blade portion 2 is easy to form. ..

In the soil leveling tool 1, since the soil leveling section 4 is provided with the soil discharging hole section 6, the soil suppressing section 5 of the blade section 2 prevents the soil from passing over the soil leveling section 4, and the soil leveling section 4 is discharged. The soil easily comes out of the soil hole portion 6, the soil accumulated when the soil is leveled by the soil leveling portion 4 comes out of the soil discharge hole portion 6, and the blade portion 2 does not become heavy due to the weight of the soil. The soil accumulated when the soil is leveled by the soil leveling unit 4 escapes from the soil discharging hole 6, so that the soil is dispersed appropriately, and the ground leveled surface becomes soft.

The earth discharging hole portion 6 can be applied as long as it is a hole, but since the earth discharging hole portion 6 is composed of a plurality of horizontally long hole portions 7 formed in the soil leveling portion 4, one horizontally long hole is formed. Since the amount of soil that escapes from the portion 7 can be increased, the number of holes can be reduced, and the laterally long holes 7 can be easily formed.

As the earth-discharging hole portion 6, a horizontally elongated hole portion (not shown) formed by drilling the soil leveling portion 4 is fixed to the soil leveling portion 4, a net member (not shown) or a porous hole (not shown). The present invention can also be applied to a case where the plate member is divided into a plurality of laterally long holes. The horizontally elongated hole portion (not shown) formed by drilling the soil leveling portion 4 is a large horizontally elongated hole different from the horizontally elongated hole portion 7. The horizontally elongated hole portion 7 is not limited to the horizontally elongated rectangular shape shown in FIG. 1, and may have a horizontally elongated elliptical shape having an arcuate end in the lateral direction. Further, the arrangement of the horizontally elongated holes 7 is not limited to the horizontally arranged row shown in FIG. 1, but may be an uneven arrangement in which the positions are vertically shifted between adjacent ones or every plurality.

The handle portion 3 can be applied to a rod-like member made of a pipe member or a solid member, but the two vertical arm portions 8 facing each other and the one horizontal arm portion connecting the two vertical arm portions 8 with each other. With the U-shaped configuration including the arm portion 9, both ends of the two vertical arm portions 8 can be fixed to the blade portion 2, and one person can operate one horizontal arm portion 9 when leveling the soil. There is no wobbling, work stability is high, and it is effective in preventing deformation of the handle portion 3. That is, the U-shape of the handle portion 3 means a shape in which both ends of the handle portion 3 are fixed to the blade portion 2 with a space left and right. Also, a person can enter into the space between the blade portion 2 and the handle portion 3 and pull it, improving workability. The space portion between the blade portion 2 and the handle portion 3 is synonymous with the space portion between the two vertical arm portions 8 and the horizontal arm portions 9 of the blade portion 2 and the handle portion 3. In the U-shape, the two vertical arm portions 8 are parallel to each other, and the distance between the horizontal arm portions 9 of the two vertical arm portions 8 is smaller than the distance between the blade portions 2 of the vertical arm portions 8. Also included is a mode in which the distance between the two vertical arm portions 8 on the side of the horizontal arm portion 9 is smaller than the distance between the vertical arm portions 8 on the side of the blade portion 2.

It is also applicable that both end portions of the two vertical arm portions 8 facing each other of the handle portion 3 are fixed to one of the soil leveling portion 4 and the soil holding portion 5 of the blade portion 2, but the handle portion 3 Since both end portions of the two vertical arm portions 8 facing each other are fixed to both the soil leveling portion 4 and the soil suppressing portion 5 of the blade portion 2, the handle portion 3 and the blade portion 2 are fixed. Becomes stronger. The handle portion 3 and the blade portion 2 can be fixed by various structures such as welding and screws.

With reference to FIG. 2 and FIG. 3, how to use the ground leveling implement 1 according to Embodiment 1 for carrying out the invention will be described. The method shown in FIG. 2 is used when the person 10 enters into the space between the blade portion 2 and the handle portion 3 and pulls it, as shown in FIG. It is suitable for leveling, and the ground leveling tool 1 can be pulled easily. Specifically, as shown in FIG. 2B, the weight of the blade portion 2 is used to scrape the soil of the convex portion 12, and the scraped soil shown in FIG. It is prevented from passing over from the leveling section 4 and is accumulated in front of the blade section 2, and as shown in FIG. 2D, the accumulated soil escapes backward from the earth discharging hole section 6 of the blade section 2 And fill in the traces that were shaved. In addition, when the person 10 pulls the ground leveling implement 1, it is also applicable to pull the person 10 without entering the space between the blade portion 2 and the handle portion 3.

The method shown in FIG. 3 is used when a person 10 pushes the lateral arm portion 9 from the outside of the handle portion 3 as shown in FIG. 3A, and is suitable for leveling a large uneven ground 14. , The weight of the person 10 can be applied to the ground leveling implement 1 to scrape the soil firmly. Specifically, as shown in FIG. 3B, the weight of the person 10 is ground to the depth of the convex portion 15 with a weight matched to the ground leveling implement 1, and the soil is ground as shown in FIG. 3C. The soil accumulates in front of and above the blade portion 2, and as shown in FIG. 3D, the accumulated soil escapes rearward from the soil discharge hole portion 6 of the blade portion 2 and above the blade portion 2 to form a recess. The cut marks 16 are filled.

With reference to FIG. 4, the handle part 3 in the ground leveling implement 1 according to Embodiment 1 of the present invention will be described. The handle portion 3 can be applied even if it is composed of a solid member which is not hollowed inside, but the handle portion 3 is made of a pipe member 17, and both ends of the pipe member 17 are crushed into a plate shape to form a blade. It is configured as a fixing portion 18 to the portion 2. For example, one pipe member 17 is formed into a U shape by bending, and both ends of the pipe member 17 are crushed into a plate shape to be configured as a fixing portion 18 to the blade portion 2. Either one of the step of bending one pipe member 17 into a U shape and the step of forming both ends of the pipe member 17 as the fixing portions 18 may be performed first.

With reference to Drawing 4 and Drawing 5, the fixed structure of handle part 3 and blade part 2 concerning Embodiment 1 for carrying out the invention is explained. The fixing portion 18 shown in FIG. 4 is bent in a direction intersecting the material axis direction 19 of the pipe member 17 forming the vertical arm portion 8. The material axis direction 19 is synonymous with the extension direction of the pipe member 17. Then, as shown in FIG. 5, the bent fixing portion 18 is fixed to the soil leveling portion 4 of the blade portion 2 by fixing means 21 such as welding or screws, and the fixing portion 18 of the two vertical arm portions 8 is fixed. The portion on the side of is fixed to the soil suppressing portion 5 of the blade portion 2 by a fixing means 22 such as welding or screws, so that the height H1 of the soil leveling portion 4 and the front-rear width H2 of the soil suppressing portion 5 are the same. Even if the size is set to be as small as possible, the fixing means 21 and 22 are provided so as not to interfere with each other. If the side portion of the fixing portion 18 of the two longitudinal arm 8 is fixed by screws or the like to the soil pressing section 5 of the blade portion 2, as shown in FIGS. 4 and 5, two vertical arms If the spacer portions 20 are provided inside the fixing portion 18 side of the portion 8, the pipe member 17 can be prevented from being crushed. It should be noted that the included angle θ between the soil leveling section 4 and the soil suppressing section 5 on the handle section 3 side shown in FIG. 5 is not limited to 90 degrees, and an angle other than 90 degrees is also applicable. .. Further, the intersection 23 between the soil leveling portion 4 and the soil suppressing portion 5 can be applied not only to a sharply projecting angular shape but also to an arc shape or a chamfered portion formed on the angular outer surface.

A ground leveling implement 1 according to a second embodiment for carrying out the invention will be described with reference to FIG. 6. In the soil leveling tool 1 shown in FIG. 6, the blade portion 2 has a horizontally long plate-like soil leveling portion 4 and a horizontally long plate-like soil suppressing portion 5 protruding toward the handle portion 3 from the upper edge side. The structure of the blade portion 2 is simple, the rigidity of the blade portion 2 is improved, the deformation of the blade portion 2 is suppressed, and the height of the blade portion 2 is suppressed to reduce the height of the blade portion 2. The part 2 can be made small, and the leveling implement 1 is easy to handle. The arc-shaped configuration of the blade portion 2 is not limited to bending, but the blade portion 2 is easy to form. For example, in FIG. 6, one half of the arc-shaped blade portion 2 is the soil leveling portion 4, and the other half of the arc-shaped blade portion 2 is the soil suppressing portion 5, and the soil leveling portion 4 and The intersecting portion 23 with the soil suppressing portion 5 has an arc shape included in the arc shape of the blade portion 2. The arc shape is not limited to a quarter of a circle.

With reference to FIG. 7, a ground leveling implement 1 according to Embodiment 3 of the present invention will be described. In the ground leveling implement 1 shown in FIG. 7, the handle portion 3 is configured in a rod shape made of a pipe member or a solid member extending from the blade portion 2, and the tip end portion 24 of the handle portion 3 is formed in an arc shape to form the space portion 25. One side opening is formed so that a person can easily enter and leave the space 25. The portion of the front end portion 24 that constitutes the front portion of the space portion 25 can be applied in shapes other than the arc shape. Further, the diagonal portion 27 between the space portion 25 of the handle portion 3 and the root portion 26 on the blade portion 2 side may be omitted. Further, as shown by a phantom line in FIG. 7, it is also applicable to connect the blade portion 2 with the rod-shaped handle portion 3 and the auxiliary member 28. The number of auxiliary members 28 is not limited to two and may be one or three or more.

Although illustration is omitted, the shape of the blade portion 2 is not limited to the L-shape or the arc shape. For example, whether a part of the soil leveling portion 4 in FIG. Alternatively, a T-shape in which a part of the soil suppressing portion 5 projects from the soil leveling portion 4 to the opposite side of the handle portion 3 is also applicable.

Although not limited to the following numerical values, if described as an example, the lateral width of the blade portion 2 is 1800 mm, the height of the soil leveling portion 4 and the front-back width of the soil suppressing portion 5 are 64 mm, and the lateral elongated hole portion 7 The horizontal width is 40 mm, the horizontal hole portion 7 has a height of 22 mm, the number of horizontal hole portions 7 is 32, the length of the vertical arm portion 8 of the handle portion 3 is 1800 mm, and the length of the horizontal arm portion 9 of the handle portion 3 is It is 500 mm.

1 Ground Leveling Tool 2 Blade Part 3 Handle Part 4 Soil Leveling Part 5 Soil Suppressing Part 6 Earth Discharge Hole Part 7 Horizontally Long Hole Part 8 Vertical Arm Part 9 Horizontal Arm Part 10 People 11 Small Ground 12 Convex Part 13 Concave Part 14 Concave Part Large ground 15 Convex part 16 Scraped mark 17 Pipe member 18 Fixing part 19 Material axial direction of pipe member 20 Spacer part 21 Fixing means between fixing part 18 and earth leveling part 22 Vertical arm part 8 and earth suppressing part Fixing means 23 with 5 Crossing portion 24 Tip portion 25 of handle portion 3 Space portion 26 Base portion 27 Diagonal portion 28 Auxiliary member

Claims (3)

A blade portion and a handle portion extending from the blade portion, and the blade portion is a horizontally long plate-shaped soil leveling portion and a horizontal length that projects toward the handle portion side from the upper edge side of the soil leveling portion. A soil leveling tool including a plate-shaped soil suppressing portion, and the soil leveling portion provided with a soil discharging hole portion, wherein the handle portion is made of a pipe member, and the end portion of the pipe member is made into a plate shape. It is configured as a crushed fixing portion, and the fixing portion is bent and fixed to the soil leveling portion by fixing means, and a portion of the pipe member adjacent to the fixing portion is fixed to the soil suppressing portion by fixing means. Ground preparation tool characterized by being done. The ground leveling tool according to claim 1, wherein the fixing portion is fixed to a back surface of the soil leveling portion, and a portion of the pipe member adjacent to the fixing portion is fixed to a back surface of the soil suppressing portion. The ground leveling implement according to claim 1, wherein a spacer portion for preventing the pipe member from being crushed is provided inside a portion of the pipe member that is fixed to the soil suppressing portion by a fixing means.

Images