KR102448491B1 - A vehicle for pruning trees equipped with a cutter system capable of individually adjusting angles - Google Patents

Abstract

The present invention is to make it possible to prune the branches of a street tree at various angles while utilizing only one lane from the edge of the road. In the loading box of the vehicle for tree battery provided with the cutter system, auxiliary wheels configured to move and retract by the hydraulic device are installed, and by providing the cutter system that can be operated at various angles on the multi-folding boom, the vehicle for tree battery is installed on the edge of the road Since it occupies only one lane from the street and can prune branches from various angles of the street tree, it has the advantage of minimizing the disruption to traffic.
Also, even when the cutter system is subjected to an excessive load, it is possible to prevent the boom or the vehicle from being tilted, so there is an advantage of safe battery work.

Description

A vehicle for pruning trees equipped with a cutter system capable of individually adjusting angles}

The present invention relates to a vehicle for tree batteries equipped with a cutter system that allows batteries to be formed at various angles and shapes while using only one lane at the edge of the road when pruning the branches of a street tree around a road.

In general, street trees around roads improve the aesthetics, create shade, absorb dust, and wash away in rainwater to flow into the sewer. However, as the trees grow, the branches invade the edge of the road, so it not only blocks road information signs or hinders vehicles traveling on the road, but also cuts the wires by contacting the power lines passing through electric poles built on the sidewalks. There is a problem that causes

In order to solve the above-mentioned problem of street trees, the shape of the street trees is reduced by pruning branches in spring or autumn. It takes time, and there is a problem with many dangers and difficulties in pruning, especially the branches of high places.

In order to solve the above problem, in recent years, a worker boards a vehicle equipped with a ladder or equipment equipped with a multi-bending boom to prune street tree branches. In order to use the multi-fold boom, a vehicle equipped with a ladder or equipment equipped with a boom must secure two lanes from the edge of the road to work. There is a problem with giving

As a prior art for solving the above problem, there is disclosed Patent Registration No. 10-1122577, a horizontal garden accommodating battery device. Specifically, the front and rear supports installed in the loading box of the transportation means, and the upper and lower parts of the front and rear supports A first horizontal expansion boom having a first vertical expansion boom connected to an end thereof, and a pair of a pair of upper and lower conveyors formed in It consists of a second horizontal expansion boom to which the second vertical expansion boom is connected, and a first battery device unit and a second battery device unit formed at the ends of the first vertical expansion boom and the second vertical expansion boom.

In the prior art, since the first and second battery units equipped with the two transport units move in a straight line and the cutter cannot structurally operate at various positions and angles, the side of the roadside tree of the street tree is stored in a straight line. There is no problem when doing it.

However, there is a problem in that it takes a lot of time to prune branches between street trees or to prune the sides and upper and lower portions of the street trees respectively.

Korean Patent Registration No. 10-1122577 (February 16, 2012. Registered) Korean Patent Registration No. 10-1051061 (July 15, 2011. Registered)

The technical problem to be achieved by the present invention is to provide a cutter system capable of efficient pruning by enabling the branches of street trees to be pruned at various angles and shapes when pruning the branches of the street trees.

By providing the cutter system on the multi-bending boom stand as described above, the vehicle for tree battery occupies only one lane from the edge of the road and prunes branches from various angles of the street tree, and even when the cutter system is overloaded, the boom stand Alternatively, an object of the present invention is to provide a vehicle for a tree battery provided with a cutter system configured to prevent the vehicle from being tilted.

The vehicle for a tree battery of the present invention for achieving the above technical problem is a multi-folding boom installed on the upper part of a rotary table, and a rotary sphere is provided at the end of the multi-folding boom, and the rotary sphere is a cutter capable of installing three cutters. The support is installed, and the cutter is configured to be able to adjust the angle left and right, up and down, respectively, and the cutter in the center is positioned inside the other cutters.

A feature of the present invention is that a weight is movably provided in the lower part of the boom of the cutter system, and auxiliary wheels configured to move in and out by a hydraulic device are installed in the loading box of the vehicle for tree batteries equipped with the cutter system.

According to the present invention, since the branches of a street tree can be pruned at various angles and shapes, there is an advantage that not only can the pruning work with an excellent appearance can be performed, but also the fast and efficient work can be performed.

In addition, by providing a cutter system capable of pruning at various angles on the multi-bend boom, the vehicle for tree battery occupies only one lane from the edge of the road and can prune branches from various angles of the street tree, thereby minimizing traffic disruption. There are advantages to being able to

In addition, since it is possible to prevent the boom stand or the vehicle from tilting even when the cutter system is subjected to an excessive load, there is an advantage in enabling safe battery work.

1 is an exemplary view of a vehicle for a tree battery equipped with a cutter system according to the present invention;
2 and 3 are perspective views showing the main parts constituting the cutter system by
4 is a state diagram of a vehicle for a tree battery equipped with a cutter system according to the present invention;
5, 6, 7, and 8 are exemplary views of pruning a street tree branch at various angles with the cutter system according to the present invention.

A vehicle for a tree battery equipped with a cutter system capable of individual angle adjustment according to the present invention will be described in detail with reference to the drawings as follows.

A swivel 21 provided on the upper portion of the base frame 20 and a multi-folding boom 10 connected by 4 to 5 joints are installed on the upper portion of the swivel. The driving means of 10) is general, and detailed description is omitted.

An 'E'-shaped cutter holder (1) having a rotary sphere 11 is provided at the end of the multi-folding boom 10 configured as described above, and three cutters 2 are provided at the end of the rotary sphere 11. The installed cutter system 9 is configured so that the cutter system 9 including the cutter holder 1 is rotatable by the rotary tool 11 .
Among the ends of the cutter holder (1) on which the cutter (2) is installed, the length of the central end is shorter than that of both ends, and the cutter (2) installed at the central end is installed at both ends. It is located inside the cutter (2).

Between each end of the cutter holder (1) and the cutter (2), the angle adjusting tool (3) is connected to adjust the angle of the cutter (2) up and down, left and right, respectively, so that each cutter (2) can be individually angled. can be adjusted, the angle adjusting tool 3 is composed of worm gears 6 and 6' driven by the rotation of the worm shaft of motors 5 and 5' provided with worm shafts 4 and 4'. The vertical angle can be adjusted by one side of the worm shaft 4 and the worm gear 6 , and the left and right angle can be adjusted by the other worm shaft 4 ′ and the worm gear 6 ′.

The cutter 2 may consist of a chain saw 7 , or may consist of two or more circular saws 8 .

In addition, a weight body 30 is movably installed in the lower part of the multi-fold boom 10 of the cutter system 9, and a hydraulic system is installed in the loading box 31 of the vehicle for tree batteries equipped with the cutter system 9. Auxiliary wheels 32 configured to appear and retract by the are installed and configured.

The operation of the vehicle for tree battery provided with the cutter system capable of individual angle adjustment according to the present invention configured as described above is as follows.

First, in order to cut the branches of a street tree with the vehicle for tree battery according to the present invention, the branches of the street tree are pruned while driving at the edge of the road. In a state in which the auxiliary wheel 32 is lowered by a hydraulic device and brought into close contact with the road surface, the vehicle is gradually driven or the branch of the street tree is pruned in a temporarily stopped state.

When the branches of the street tree are protruding only toward the edge of the road, the branch of the street tree intended to cut the cutter holder (1) and one or more cutters (2) installed therein by partially unfolding and partially bending the multi-bending boom 10. close to

More specifically, according to the size of the street tree or the shape in which the branches are stretched, the rotary sphere 11 is operated at the end of the multi-folding boom 10 to place the cutter holder 1 in a good position to work, and in detail each Operate the angle adjuster 3 of the to adjust the angle of the cutters (2) up and down, left and right, respectively, or set the cutters (2) vertically or arrange them in a L-shape or a L-shape, and then slowly drive the vehicle .
In the above process, the cutter 2 installed at the end of the central part of the cutter holder 1 is located inside the other cutters 2, so that the central part of the street tree protrudes a little.

Then, since the branches of the street tree protruding toward the road can be pruned in a vertical, L-shaped, or L-shaped shape, it is possible to quickly prune the branches. When the vehicle is pulled to one side by the resistance received from This can prevent excessive tilting or overturning.

And, when pruning the branches of the street tree as a whole, close the vehicle to the street tree to be pruned, and operate the rotary tool 11 at the end of the multi-bending boom 10 to place the cutter holder 1 in a good position to work. , in detail, by operating each angle adjustment tool (3) to adjust the angle of the cutters (2) up and down, left and right, respectively, or standing the cutter vertically, or placing the cutter in a L-shape or a L-shape, then a multi-bending boom ( When the rotary table 21 in the lower part of 10) is operated, the multi-bending boom 10, the cutter holder 1 and the cutters 2 rotate along the edge of the street tree to prune the tree branch, so the tree branch is rotated 360 degrees. It will be possible to evenly distribute the battery as a whole.

1: Cutter holder
2: Cutter
3: angle adjuster
9: Cutter system
10: Multi-fold boom stand
11: spinning ball
30: weight
32: auxiliary wheel

Claims (4)

A swivel 21 provided on the upper portion of the base frame 20 and a multi-fold boom 10 connected by 4 to 5 joints are installed on the upper portion of the swivel, and the cutter 2 is composed of a chain saw 7 or , or in a vehicle for tree battery provided with a cutter system consisting of two or more circular saws (8),
A rotary sphere 11 is provided at the end of the multi-folding boom 10, and a cutter holder 1 equipped with three cutters 2 is installed in the rotary sphere 11, including a cutter holder by the rotating sphere. the cutter system is configured to be rotatable,
The cutter holder is configured so that the length of the central end is shorter than the length of both ends, so that the cutter installed at the central end is located inside the other cutters,
Between each end of the cutter holder and the cutter (2), the angle adjusting tool (3) is connected to adjust the angle of the cutter (2) up and down, left and right, respectively, so that the angle of each cutter can be adjusted individually, The angle adjusting member 3 is composed of worm gears 6 and 6' driven by the rotation of the worm shaft of the motor 5 and 5' provided with the worm shafts 4 and 4', and one side of the worm shaft (4) A vehicle for tree battery equipped with a cutter system capable of individual angle adjustment, characterized in that it is configured to adjust the vertical angle by means of the worm gear 6 and the other worm shaft 4 ′ and the worm gear 6 ′ to adjust the left and right angles. . According to claim 1, wherein the vehicle is prevented from being pulled to one side by the load of the multi-folding boom, and an auxiliary wheel 32 configured to move in and out by a hydraulic device is installed in the lower part of the loading box of the vehicle to enable low-speed driving, characterized in that A vehicle for tree batteries equipped with a cutter system that can individually adjust the angle. delete delete

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