JPH08214695A - Branch removing equipment - Google Patents

Abstract

PURPOSE: To provide branch removing equipment capable of safely and efficiently cutting branches of a roadside tree projected onto a driveway. CONSTITUTION: This equipment is composed of a cutting unit 4 having a blade 3 cutting a branch at a top end part of a multi-joint arm 2 capable of rotating and elevating by an operation on a car, a receiving plate 5 catching a dropped branch cut by the blade 3 and slide-falling the caught branch to one direction, a conveyor 10 conveying the branch dropped from the receiving plate 5 to one direction, a crushing unit 13 crushing the branch discharged from a discharging end of the conveyor 10, a compressing unit 15 compressing many chip pieces discharged from the crushing unit 13 and making a chip lump, and a bagging unit 20 bugging the chip lump discharged from the compressing unit. This equipment is loaded on a car.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pruning device for cutting off a branch of a street tree protruding into a road.

[0002]

2. Description of the Related Art When a branch of a street tree is bent by a typhoon due to the passage of a typhoon and protrudes into a roadway, the protruding branch hits a vehicle passing through the roadway, or covers up a traffic signal or a sign, causing an accident. Therefore, the road manager performs an operation of cutting the branches. This operation is usually performed in the following procedure.

[0003] First, an aerial work vehicle equipped with a gondola that can be raised and lowered is stopped in a work place secured on the roadway, and a worker riding the gondola cuts off a branch with a hand-held cutting tool such as a chain saw. Branches that have been cut off and scattered on the road are picked up by another worker and loaded on the bed of the subsequent transport vehicle. When the loading bed is full, the loaded branches are wrapped with ropes or sheets, transported to a disposal site, and dumped or incinerated.

[0004]

However, according to the above-mentioned working method, the operator who cuts the branch has to hold the cutting tool which is a heavy object, so that heaviness is severe and the balance is lost and the gondolas fall down. There was also a risk of doing it.

Further, it takes a lot of time to collect the scattered branches on the road, and there is a risk that the worker is hit by the following vehicle.

In addition, since the branches are loaded on the transporting vehicle in a bulky state, the transporting vehicle must frequently go back and forth between the work place and the disposal site, resulting in a problem of poor efficiency.

Therefore, the present invention is safe, efficient, and
An object of the present invention is to provide a pruning device capable of cutting a branch of a street tree protruding into a road.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a cutting unit provided with a blade for cutting a branch at a tip end of an articulated arm which can be turned and raised by operation on a vehicle. Receiving a branch cut by the blade and falling, receiving a branch that slides the received branch in one direction, a conveyor that conveys the branch that has fallen from the receiving plate in one direction, and discharged from the discharge end of the conveyor. A crushing unit that crushes branches into chip pieces, a compression unit that compresses a large number of chip pieces discharged from the crushing unit into chip lump, and a bagging unit that packs chip lump discharged from the compression unit And was installed in the vehicle.

The vehicle may be provided with an incineration unit for incinerating the lump of chips discharged from the compression unit, instead of the bag filling unit.

[0010]

In the debranching device according to the present invention, the cutting, collecting, crushing, compressing and bagging of the branches are carried out on the vehicle, so that the branches can be cut off by a hand-held cutting tool at a high place, or scattered on the road. The work of collecting the dropped branches becomes unnecessary.

Further, since the cut branches are compactly compressed, the number of reciprocating movements of the transport vehicle between the work place and the disposal site can be reduced.

[0012] In the apparatus provided with the incineration unit, in order to incinerate the chip lump on the vehicle, it is only necessary to dump the ash of the cinders of the chip pieces at the disposal site.

[0013]

Embodiments of the present invention will be described below with reference to the accompanying drawings. As shown in FIG. 1 and FIG.
Is provided with a cutting unit 4 composed of a multi-joint arm 2 capable of turning and raising and lowering by operation on a vehicle, and a blade 3 provided at a tip end of the arm 2.
The blade 3 consists of a chainsaw, diamond wire saw, diamond cutter, etc., and is driven by the operation panel 1a on the car.
Stop operation is possible.

A receiving plate 5 is provided on one side of the loading platform 1. The receiving plate 5 is formed by connecting a plurality of plate members 6 so as to be freely foldable. The receiving plate 5 is folded and stored in the loading platform 1 when the vehicle is running, and is opened during the branching operation, and is inclined so that the loading platform 1 side is lowered. To protrude to the side of the loading platform 1. The branch cut and dropped by the blade 3 is received by the receiving plate 5, and slides on the receiving plate 5 toward the loading platform 1.

As shown in FIG. 4, the receiving plate 5 is provided with a telescopic rod 7 which swings between a vertical state and a state in which it is projected to the side of the loading platform 1 on one side of the loading platform 1, Alternatively, one end of a cloth 8 made of a tent or the like may be fixed to the tip of the rod 7, and a reel 9 provided above the base of the rod 7 may be applied with a winding force for winding the cloth 8 from the other end. Good.

The receiving plate 5 has a rod 7 when the vehicle is running.
Is kept upright in a contracted state, the rod 7 is extended and the side of the loading platform 1 is projected at the time of the branch removing work, and the fabric 8 is pulled out from the reel 9 to receive the branch.

A conveyor 10 is provided along the lower edge of the receiving plate 5 and extends in the front-rear direction of the carrier 1. The branches sliding down from the receiving plate 5 are conveyed by the conveyor 10 to the rear part of the carrier 1. The discharge end of the conveyor 10 is higher than the supply end. As the conveyor 10, in addition to a normal belt conveyor, a finned conveyor or a chain conveyor is used.

A crushing unit 13 comprising a crusher 12 having a hopper 11 on the upper portion is provided at the rear of the loading platform 1. The hopper 11 is located below the discharge end of the conveyor 10, and the branches discharged from the discharge end of the conveyor 10 are put into the hopper 11 and crushed by the crusher 12 to become chip pieces.

A compression unit 15 composed of a screw conveyor 14 is provided from the rear part to the central part of the loading platform 1. The pitch of the screws of the screw conveyor 14 decreases from the supply end to the discharge end. The supply end of the screw conveyor 14 is located below the discharge port of the crusher 12 and has an open top surface. Crusher 1
A large number of chip pieces discharged from 2 are compressed while being fed by the screw conveyor 14, and are discharged as a chip lump from the discharge end.

A turntable 18 having a plurality of holders 17 for holding the upper opening of the bag 16 in an open state is provided at the center of the loading platform 1 and a chip block discharged from the screw conveyor 14 is provided in the bag 16. There is a bagging unit 20 consisting of a hopper 19 which is thrown into one of the two. In this bag filling unit 20, when one bag 16 becomes full, the turntable 18 is rotated, and the next bag 16 can be positioned below the hopper 19 so that chip lump can be put in. Bagging work.

The filled bag 16 is removed from the holder 17 and temporarily placed in an empty space of the carrier 1 or transferred to another transport vehicle.

In the above-mentioned branch removing device, the branches are cut, collected, crushed, compressed, and bagged on the car, so that the branches can be cut with a hand-held cutting tool at a high place or scattered on the road. It is unnecessary to collect the branches.

Further, since the cut branches are compressed compactly, the occupied area on the transport vehicle is reduced, and the number of reciprocations of the transport vehicle between the work place and the disposal site can be reduced.

In addition, as shown in FIG. 5, an incineration unit 22 comprising an incinerator 21 is provided in the center of the loading bed 1 in place of the bagging unit 20, and the chip mass discharged from the compressor 15 is incinerated by the incinerator 21. May be sent to the incinerator for incineration.

In this case, in order to incinerate the chip lump on the vehicle, it is only necessary to discard the ash of the chip lump at the disposal site.

[0026]

According to the present invention, the branch is cut, picked up, crushed, compressed and packed in a car, and the branch is cut at a high place by a hand-held cutting tool. The work of collecting branches scattered on the road becomes unnecessary.

Further, since the cut branches are compressed compactly, the number of reciprocations of the transport vehicle between the work place and the disposal site can be reduced.

Therefore, work safety is improved and
Efficiency is improved.

[0029] Further, in the apparatus provided with the incineration unit,
In order to incinerate the chip mass on the car, it is only necessary to dump the ash of the chip mass at the disposal site.

[Brief description of drawings]

FIG. 1 is a front view of an embodiment.

FIG. 2 is a plan view of the above.

FIG. 3 is a sectional view taken along the line III-III in FIG. 2;

FIG. 4 is a sectional view showing another embodiment of the receiving plate.

FIG. 5 is a front view showing an embodiment including an incineration unit.

[Explanation of symbols]

 2 Arm 3 Blade 4 Cutting unit 5 Receiving plate 10 Conveyor 13 Crushing unit 15 Compression unit 20 Bag unit

Claims (2)

[Claims] 1. A cutting unit equipped with a cutting tool for cutting a branch at a tip of an articulated arm that can be swung and lifted by an operation on a vehicle, and a branch that receives and receives a branch cut by the cutting tool and dropped. From a crushing unit, a conveyor that conveys the branches that slipped from the receiving plate in one direction, a crushing unit that crushes the branches discharged from the discharge end of the conveyor into chip pieces, and a crushing unit. A compression unit that compresses a large number of discharged chip pieces into chip chunks,
A pruning device equipped with a bagging unit for bagging chip lump discharged from a compression unit. 2. The pruning device according to claim 1, wherein the vehicle is equipped with an incineration unit that incinerates a chip block discharged from the compression unit, instead of the bag filling unit.