JP2003074034A - Scoop for snow removing work - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lightweight scoop for snow removing work superior in workability and safety capable of removing snow with little force even when removing slushy and heavy snow. SOLUTION: Drain holes for draining water included in removed snow are bored in a scooping part.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a scoop for snow removal work.

[0002]

2. Description of the Related Art Even though there is a tendency toward warm winter these days, there is still a considerable amount of snow in winter in Hokuriku and Tohoku. Therefore, snow removal work is still essential in these regions. By the way, in recent years, snow removal has been performed on a highway using a snowplow, and on a general road as well, a small snow removal device has been used to remove snow. It has become to.

On the other hand, most of the snow on the roofs of ordinary households is still in the state where a person holds a scoop on the roof and is manually removed using the scoop. However, the snow removing work is considerably heavy work, and if the snow removing work is to be performed for a long time, the scoop is preferably as light as possible. Also, there is a slope on the roof, so your feet are slippery due to snow, and it is very dangerous to put heavy snow on the scoop part of the scoop, which is very dangerous, and injuries and deaths due to slipping occur every year. .

Therefore, in the scoop for snow removal work, the scoop body having the scoop portion is made of synthetic resin instead of the conventional metal one to reduce the weight of the scoop itself, and to remove snow even a little. They are trying to reduce work and improve safety. However, even if the scoop body is made of synthetic resin to reduce the weight of the scoop as a whole, depending on the snow quality, heavy snow is included due to the large amount of water, and it was not sufficient to reduce the weight of the scoop. Further, in the case of the synthetic resin used in the conventional scoop, there is a problem in low temperature impact resistance, and there is a problem in that if the snow is frozen, it may crack depending on the temperature.

[0005]

SUMMARY OF THE INVENTION In view of such circumstances, the present invention has a light weight scoop and is capable of removing snow with a small force even when removing heavy snow that contains a lot of water. The purpose of the present invention is to provide a scoop for snow removal work which is excellent in safety and safety.

[0006]

In order to achieve such an object, a scoop for snow removal work (hereinafter referred to as "scoop of claim 1") according to claim 1 of the present invention has a rake portion. A drain hole for draining water contained in the removed snow is provided in the above.

A scoop for snow removal work according to claim 2 of the present invention (hereinafter referred to as "scoop of claim 2") has a structure in which a scoop body having at least a scoop portion is formed by reaction injection molding. did.

A scoop for snow removal work according to claim 3 of the present invention (hereinafter referred to as "scoop of claim 3") has a structure in which at least the scoop body is formed of norbornene resin.

In the present invention, the size and number of drain holes are not particularly limited as long as the water contained in the snow can be efficiently drained without dropping the snow itself, but the diameter is about 1 cm to 5 cm. It is preferable that The material of the scoop is not particularly limited, but in order to further reduce the weight, it is preferable that the scoop body having at least the scoop portion is made of synthetic resin. Of course, if there is no problem in strength, the handle and the handle may be made of synthetic resin.

Further, in consideration of the molding accuracy, the synthetic resin portion is preferably molded by the reaction injection molding method like the scoop of claim 2. Examples of the synthetic resin used in the scoop of the present invention include norbornene-based resins such as polyamide, unsaturated polyester, polyurethane, polycyclopentadiene, and tetracyclopentadiene resin, and the like. It is preferable to use a norbornene-based resin like the scoop.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
A detailed description will be given with reference to the drawings. FIG. 1 shows a first embodiment of a scoop for snow removal work according to the present invention.

As shown in FIG. 1, this scoop A comprises a scoop body 1a, a handle 2 and a handle 3. The scoop body 1a is made of polycyclopentadiene and is molded by reaction injection molding, and has a scoop portion 4a and a handle 2
And the mounting cylinder part 5a.

In the rake portion 4a, the rake surface 41 is formed in a convex curved surface toward the back side, the curvature r1 of the front end of the curved surface is smaller than the curvature r2 of the rear end, and the rake surface 41 is formed. A large number of circular water drain holes 42
Has been drilled. The handle 3 is made of polycyclopentadiene and is formed by reaction injection molding. The handle body 31 is provided at one end and the mounting cylinder 32 of the handle 2 is provided at the other end.

The handle 2 is locked with wood such as oak tree, one end of which is fitted into the mounting cylinder portion 5a of the scoop body 1a and is fixed to the scoop body 1a via screws 6. The other end is fitted to the mounting cylinder portion 32 of the handle 3 and is fixed to the handle 3 via the screw 6, so that the scoop body 1 a and the handle 3 are integrated.

As described above, in the scoop A, since the scoop body 1a and the handle 3 are made of lightweight synthetic resin, and the scooping surface 41 is provided with the water drainage hole 42, the scoop A itself. The weight of can be further reduced. Moreover, when removing snow, the water contained in the snow is discharged downward from the drain hole 42, so that only lightweight snow remains on the rake face 41 of the scoop body 1a. Therefore, the load applied to the scoop A can be reduced even when snow containing a lot of water is removed, and the snow removing workability on the roof is improved and the work safety is also improved.

Further, the scoop body 1a and the handle 3
However, since it is made of polycyclopentadiene, it has excellent low-temperature impact resistance and abrasion resistance, and unlike metal, when it is stabbed in snow, it is not necessary to damage the tip or damage it. It is effective for easy items. In addition, since the scoop body 1a and the handle 3 are obtained by reaction injection molding with high moldability, it is possible to give the appearance design an arbitrary shape such as a shape with curvature to prevent snow from sticking.

Since the handle 2 and the scoop body 1a and the handle 2 and the handle 3 are fixed to the screws 6, respectively, when not in use, they can be carried or stored by releasing the fixing by the screws 6. In doing so, it can be made compact and can be replaced with a handle 2 having a different length. Further, since the rake face 41 has a convex curved surface on the back side, the top of the curved face can be used as a lever fulcrum when scooping snow, and snow shoveling can be performed easily.

FIG. 2 shows a second embodiment of a scoop for snow removal work according to the present invention. As shown in FIG. 2 (a), in this scoop B, a large number of water drainage holes 44 are formed in the rake face 43 on the tip side of the rake portion 4b,
A large number of small-diameter drain holes 45 are formed on the rake face 43 of the rake portion 4b on the handle 2 side, and as shown in FIG. 2 (b), instead of the wooden handle 2, a poly of the same quality as the scoop is used. The scoop A is the same as the scoop A, except that it has a horseshoe-shaped cross section formed of cyclopentadiene and is provided with a handle 2 having ribs 25 at a predetermined pitch.

The scoop B has the same effect as the scoop A, and the drain hole 45 provided on the handle 2 side of the scoop portion 4b has a small diameter.
In addition to removing snow, when used for dredging, dust and the like can be filtered out at the small-diameter drainage hole 45.

FIG. 3 shows a third embodiment of a scoop for snow removal work according to the present invention. As shown in FIG. 3, this scoop C has a rake face 46 of the rake portion 4c.
Large diameter drain hole 47 and large drain hole 47
The scoop A is the same as the scoop A except that a small water draining hole 48 is formed in the space between and.

The scoop C has the above-described structure and has the same effect as the scoop A, and increases the total area of the drain holes 47 and 48 without reducing the strength of the scoop body 1c. It is possible to improve the drainage performance.

FIG. 4 shows a fourth embodiment of a scoop for snow removal work according to the present invention. As shown in FIG. 4, in this scoop D, the mounting cylinder portion 5d of the handle 2 of the scoop body 1d is extended to the handle 3 side, and a finger is provided on the outer peripheral surface of the extension portion 50 to prevent slipping. The scoop A is the same as the above scoop A except that a concave groove portion 51 having a shape is formed.

The scoop D has the same effect as the scoop A, and since the extension portion 50 of the mounting cylinder portion 5d is provided, the grip body portion 31 can be gripped with one hand and the mounting cylinder portion can be grasped. The scoop D can be operated by grasping the extension portion 50 of 5d with the other hand. Moreover, since the concave groove portion 51 is formed on the outer peripheral surface of the extension portion 50, the hand does not slip. That is, when the snow is removed, the scoop body 1d can be surely exerted with a force, and the snow that has frozen into ice can be easily removed.

FIGS. 5 and 6 show a fifth embodiment of the scoop for snow removal according to the present invention. As shown in FIG. 5, this scoop E is a scoop body 1e.
Is provided with a water drainage hole forming member 7 that forms a formation portion of the water drainage hole 42 of the rake portion 4e, and a main body member 8 that forms the remaining portion of the rake portion 4e and that includes the handle mounting cylinder portion 5a. .

The water drainage hole forming member 7 can be attached to and detached from the body member 8 by sliding it in the direction of the tip of the body member 8, as shown in FIG. In addition, the main body member 8 from which the drainage hole forming member 7 is removed is shown in FIG.
As shown in, the comb tooth forming member 9 is detachable. Further, as shown in FIG. 6B, the comb portion 91 of the comb tooth forming member 9 is formed in a triangular cross section that is convex on the upper surface side of the rake face. And this scoop E, except the above,
Similar to Scoop A.

That is, according to this scoop E, if the drainage hole forming member 7 is attached to the main body member 8 and is used for normal snow removal work, the same effect as that of the above scoop A can be obtained and the main body can be obtained. By removing the drainage hole forming member 7 from the member 8 and replacing it with the comb tooth forming member 9 as shown in FIG. 6, it becomes possible to use it for scooping grass such as grass. Moreover, the comb portion 91 of the comb tooth forming member 9
However, since it is formed in a convex triangular shape on the upper surface side of the rake face, the grass is not caught when scooping the grass, and the workability is good.

FIG. 7 shows a sixth embodiment of a scoop for snow removal work according to the present invention. As shown in FIG. 7, in this scoop F, the scoop body 1f does not have the water draining hole 40a in the rake face 49 of the rake part 4f, and the corner part between the rear wall 40b and the side walls 40c of the rising wall 40 is formed. The scoop A is the same as the scoop A except that the drain hole 40a is provided in the.

In this scoop F, since the water draining hole 40a is provided at the corner portion between the rear wall 40b of the rising wall 40 and both side walls 40c, the water draining hole 4 is formed on the entire rake face.
Compared to the scoop A provided with No. 2, the water draining performance is slightly inferior, but the strength of the scoop body 1f is excellent.

The snow removing work scoop according to the present invention is not limited to the above embodiment. For example, although the handle is made of wood in the above-mentioned embodiments, it may be made of metal pipe or resin. In the above embodiment,
Although the drain hole has a circular shape, it may have another shape such as a long hole, an elliptical shape, or a polygonal shape. Moreover, you may make it combine several drainage holes of different shapes.

In the fourth embodiment, the mounting cylinder portion 5d
Although the extension portion 50 is provided in the above and the work can be performed by gripping the extension portion 50, the handle portion may be provided at the rear end portion of the scoop portion.

[0031]

The scoop for snow removal work according to the present invention,
With the above structure, water contained in the removed snow is removed through the drain holes. Therefore, it is possible to reduce the total weight of the scoop even when removing snow with a lot of water, improving workability and
Work safety is also increased.

According to the scoop of claim 2, it is easy to make the shape of the scoop body or the like into an arbitrary shape that does not easily get snow, and it is troublesome that the tip is scratched when stabbed in the snow. It is effective for items that are easily damaged. According to the scoop of claim 3, it is possible to obtain excellent low-temperature impact resistance and abrasion resistance.

[Brief description of drawings]

1A and 1B show a first embodiment of a scoop for snow removal work according to the present invention, FIG. 1A is a partially omitted plan view thereof, and FIG. 1B is a partially omitted side view thereof. (C) is a scoop body X direction arrow view of the scoop of the same figure (b).

2A and 2B show a second embodiment of a scoop for snow removal work according to the present invention, wherein FIG. 2A is a partially omitted plan view thereof, and FIG. 2B is a partially cutaway perspective view of a handle portion thereof. Is.

FIG. 3 is a partially omitted plan view showing a third embodiment of a snow removal work scoop according to the present invention.

FIG. 4 is a partially omitted side view showing a fourth embodiment of a scoop for snow removal work according to the present invention.

FIG. 5 is a plan view of a scooping portion showing a fifth embodiment of a scoop for snow removal work according to the present invention.

6A and 6B show another mode of use of the scoop of FIG. 5, FIG. 6A is a plan view of the scoop portion, and FIG. 6B is a sectional view taken along line YY of FIG. 6A.

FIG. 7 is a partially omitted plan view showing a sixth embodiment of the snow removal work scoop according to the present invention.

[Explanation of symbols]

A, B, C, D, E, F scoop 1a, 1b, 1c, 1d, 1e, 1f Scoop body 4a, 4b, 4c, 4e, 4f scoop part 42, 44, 45, 47, 48, 40a Drainage hole

Claims (3)

[Claims] 1. A scoop for snow removal work, wherein a scoop portion has a drain hole for draining water contained in the snow removed. 2. The scoop for snow removal work according to claim 1, wherein the scoop body having at least a scoop portion is formed by reaction injection molding. 3. The scoop for snow removal work according to claim 1, wherein at least the scoop body is formed of norbornene-based resin.