JP2003054885A - Structure demolition work vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure demolition work vehicle capable of carrying out demolition work without accompanying danger from a falling object or deterioration of peripheral environment due to dust following demolition or falling of a falling object conventionally where a structure destroyed by a crusher 6 is dropped as it is to the ground when destruction work of the object structure is carried out by using a structure demolition work vehicle. SOLUTION: In the structure demolition work vehicle A, a telescopic boom 22 which can be turned and derricked is arranged on a body 20, a work platform 23 which can be horizontally maintained by a horizontality maintaining device irrespective of derricking motion of the telescopic boom is attached to a tip of the telescopic boom 22, and a crusher 24 destroying the structure is arranged on the work platform 23. It is characterized by that a cutout part 26 for putting in the object structure is formed in a floor face of the work platform 23, and a cover 27 can be arranged around an outer rim of the work platform 23 as seen from above.

Description

【発明の詳細な説明】Detailed Description of the Invention

【０００１】[0001]

【発明の属する技術分野】本発明は、構造物解体作業車
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure dismantling work vehicle.

【０００２】[0002]

【従来の技術】この種の構造物解体作業車として特開平
８−２２６２３６号公報にて公知（図６に図示する）の
ものがある。この構造物解体作業車は、車体１上に水平
旋回自在な旋回台１２を設け、旋回台１２上に伸縮ブー
ム２を起伏自在に取付け、伸縮ブーム２の先端部２ａに
複数のアーム５ａ〜５ｃを折曲自在に連結してなる折曲
アーム５を備えるとともに、折曲アーム５の先端部に構
造物を破壊すめための破砕機６を取付け、伸縮ブーム２
の先端部２ａと折曲アーム５との間に、折曲アーム５の
基端部を支持する旋回台１１と旋回台１１を水平旋回さ
せる旋回装置４と前記旋回台１１を水平姿勢にレベル出
しするレベリング装置３を備えている。2. Description of the Related Art A structure dismantling work vehicle of this type is known from Japanese Patent Application Laid-Open No. 8-226236 (illustrated in FIG. 6). This structure dismantling work vehicle is provided with a swivel base 12 capable of horizontally swiveling on a vehicle body 1, a telescopic boom 2 is mounted on the swivel base 12 so that the telescopic boom 2 can be raised and lowered, and a plurality of arms 5a to 5c are attached to a tip portion 2a of the telescopic boom 2. Is provided with a bending arm 5 which is connected to each other in a freely bendable manner, and a crusher 6 for breaking a structure is attached to a tip end of the bending arm 5 to extend and retract the boom 2.
Between the front end 2a of the arm and the bending arm 5, a swivel base 11 that supports the base end of the bending arm 5, a swivel device 4 that horizontally swivels the swivel base 11, and the swivel base 11 are leveled to a horizontal posture. The leveling device 3 is provided.

【０００３】このような構造物解体作業車は、取り壊そ
うとする構造物の近傍に停車させ、車両１上の旋回台１
２による水平旋回操作、伸縮ブーム２の起伏及び伸縮操
作により、伸縮ブーム２の先端部２ａを取り壊す構造物
の位置近くに位置させ、折曲アーム５及び破砕機６を操
作して、構造物の破壊作業を行う。Such a structure dismantling work vehicle is stopped near the structure to be demolished, and the swivel base 1 on the vehicle 1 is stopped.
By the horizontal turning operation by 2 and the ups and downs of the telescopic boom 2, the distal end 2a of the telescopic boom 2 is positioned near the position of the structure to be demolished, and the bending arm 5 and the crusher 6 are operated to operate the structure. Perform destructive work.

【０００４】[0004]

【発明が解決しょうとする課題】ところで、このような
構造物解体作業車を使用して対象建造物の破壊作業を行
う場合は、足場を設けて解体作業を行う場合に比較して
作業性が早い点に利点があることから、近年構造物解体
作業車を使用して対象構造物の破壊作業が行われるよう
になっているのであるが、破砕機６で破壊された構造物
はそのまま地面に落下させることから、落下物による危
険性を伴ったり、破壊あるいは落下物の落下に伴う粉塵
による周辺環境の悪化を伴うものである。By the way, in the case of performing the destruction work of the target building using such a structure dismantling work vehicle, the workability is lower than that in the case of disassembling work by providing a scaffold. Due to the advantage of being early, the structure dismantling work vehicle has been used in recent years to destroy the target structure. However, the structure destroyed by the crusher 6 remains on the ground. Since it is dropped, there is a danger of falling objects, and the surrounding environment is deteriorated by dust caused by destruction or falling of falling objects.

【０００５】本発明はこのような課題を解決した構造物
解体作業車を提供することを目的とする。An object of the present invention is to provide a structure dismantling work vehicle that solves the above problems.

【０００６】[0006]

【課題を解決するための手段】上記の目的を達成するた
め、本発明の請求項１記載の構造物解体作業車は、車両
上に旋回および起伏駆動可能な伸縮ブームを配置し、伸
縮ブームの先端部に水平維持装置により伸縮ブームの起
伏に係わりなく水平維持可能に作業台を取付け、作業台
に構造物を破壊する破砕機を配置した構造物解体作業車
であって、前記作業台の床面に対象構造物を入れ込む切
欠部を形成し、平面視における作業台の外縁回りに覆い
を配置可能にしたことを特徴とするものである。In order to achieve the above-mentioned object, a structure dismantling work vehicle according to claim 1 of the present invention has a telescopic boom capable of turning and undulating drive arranged on the vehicle. A structure dismantling work vehicle in which a workbench is attached to the tip end of the workbench so that it can be kept horizontal regardless of the ups and downs of the telescopic boom, and a crusher for destroying the structure is arranged on the workbench, which is It is characterized in that a notch is formed in the surface for inserting the target structure, and the cover can be arranged around the outer edge of the work table in plan view.

【０００７】また本発明の請求項２記載の構造物解体作
業車は、請求項１記載の構造物解体作業車において、前
記作業台にはクレーンを配置したことを特徴とするもの
である。A structure dismantling work vehicle according to a second aspect of the present invention is the structure disassembling work vehicle according to the first aspect, characterized in that a crane is arranged on the work platform.

【０００８】[0008]

【発明の実施の形態】以下本発明に係る構造物解体作業
車Ａの実施形態について、図１〜図５に図示し以下に説
明する。構造物解体作業車Ａは、車体２０上に旋回駆動
自在に旋回台２１を配置し、旋回台２１に起伏自在に伸
縮ブーム２２を配置し、伸縮ブーム２２の先端部に水平
維持装置（図示しない。）により伸縮ブーム２２の起伏
に係わりなく水平維持可能にしかも水平旋回駆動（以下
首振りとして説明する。）可能に作業台２３を取付け、
作業台２３に構造物を破壊する破砕機２４を配置してい
る。車体２０には、アウトリガジャッキ２０ａ，２０ａ
…を車体２０の前後左右にそれぞれ配置し、車体２０を
地面に安定支持させるようにしている。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a structure dismantling work vehicle A according to the present invention will be described below with reference to FIGS. In the structure dismantling work vehicle A, a swivel base 21 is disposed on the vehicle body 20 so as to be swivel-driving, an extendable boom 22 is disposed on the swivel base 21 so as to be up and down, and a horizontal maintaining device (not shown) is provided at the tip of the extendable boom 22. .), The workbench 23 is attached such that the workbench 23 can be maintained horizontally regardless of the ups and downs of the telescopic boom 22 and can be horizontally swung (hereinafter referred to as swinging).
A crusher 24 that destroys the structure is arranged on the work table 23. The vehicle body 20 includes the outrigger jacks 20a, 20a.
Are arranged on the front, rear, left and right of the vehicle body 20 so that the vehicle body 20 can be stably supported on the ground.

【０００９】伸縮ブーム２２は、基ブーム２２ａと、基
ブーム２２ａに順次伸縮自在に嵌挿させた中間ブーム２
２ｂ，２２ｃ，２２ｄと先ブーム２２ｅで構成してい
る。各ブーム間には適宜の伸縮駆動装置（図示しな
い。）を配置し、基ブーム２２ａに対して各中間ブーム
２２ｂ，２２ｃ，２２ｄおよび先ブーム２２ｅを順次伸
縮または同時伸縮方式で伸縮駆動できるようになってい
る。基ブーム２２ａと旋回台２１の適所間には、起伏シ
リンダ２５を配置し、伸縮ブーム２２を起伏駆動可能に
している。破砕機２４は、複数の折曲げアームを備え、
複数の折曲げアームの先端にクラッシャー、ブレーカ等
を備え、作業台２３上に配置している。The telescopic boom 22 includes a base boom 22a and an intermediate boom 2 that is sequentially telescopically fitted into the base boom 22a.
2b, 22c, 22d and a front boom 22e. An appropriate expansion / contraction drive device (not shown) is arranged between the booms so that the intermediate booms 22b, 22c, 22d and the front boom 22e can be expanded / contracted sequentially with respect to the base boom 22a by simultaneous expansion / contraction or simultaneous expansion / contraction. Has become. A hoisting cylinder 25 is arranged between the base boom 22a and the swivel base 21 in an appropriate position, so that the telescopic boom 22 can be hoisted and driven. The crusher 24 includes a plurality of bending arms,
Crushers, breakers, etc. are provided at the tips of the plurality of bending arms, and are arranged on the work table 23.

【００１０】前記作業台２３の床面には対象構造物を入
れ込む切欠部２６を形成し、平面視における作業台２３
の外縁回りには覆い２７を配置している。すなわち、図
２（図２には破砕機２４の一部の表示を省略してい
る。）に図示するように、作業台２３の床面は、固定床
２８と張出床２９，３０で構成しており、固定床２８は
伸縮ブーム２２の先端部に水平維持装置（図示しな
い。）により伸縮ブームの起伏に係わりなく水平維持可
能に取付けられている。固定床２８の一側には張出床２
９，３０を格納し、回動させることにより前方に張出す
ようになっている。The floor of the workbench 23 is formed with a notch 26 into which the target structure is inserted, and the workbench 23 in plan view.
A cover 27 is arranged around the outer edge of the. That is, as shown in FIG. 2 (a part of the crusher 24 is not shown in FIG. 2), the floor of the workbench 23 is composed of a fixed floor 28 and overhanging floors 29, 30. The fixed floor 28 is attached to the tip of the telescopic boom 22 by a horizontal maintaining device (not shown) so that the fixed floor 28 can be maintained horizontally regardless of the ups and downs of the telescopic boom. Overhanging floor 2 on one side of fixed floor 28
By storing 9 and 30 and rotating them, they are extended to the front.

【００１１】張出床２９は、図４の（２）〜（４）に図
示するように、格納状態から前方に張出された後に、起
立させて折畳んでいた床板２９ａを下方に回動させて、
固定床２８の前方に床面を形成させる。また、図４の
（４）〜（８）に図示するように格納状態から前方に張
出された後に、起立させて折畳んでいた床板３０ａを下
方に回動させて、固定床２８の前方に床面を形成させ
る。床板２９ａ，床板３０ａは、固定床２８の前方に床
面を形成させた時に、円形の切欠部２６を形成させるよ
うにしており、ここ破壊する対象物を入れ込むようにし
ている。As shown in (2) to (4) of FIG. 4, the overhanging floor 29 is extended forward from the retracted state, and then the floor plate 29a which is erected and folded is rotated downward. Let me
A floor surface is formed in front of the fixed floor 28. In addition, as illustrated in (4) to (8) of FIG. 4, the floor plate 30 a that has been erected and folded after being bulged forward from the storage state is rotated downward to forward the fixed floor 28. Let the floor form. The floor plate 29a and the floor plate 30a are configured to form a circular cutout portion 26 when a floor surface is formed in front of the fixed floor 28, and to insert an object to be destroyed here.

【００１２】固定床２８の前方に張出床２９，３０を形
成した後に、平面視における床面のコーナ部ならびに床
面外縁適所には支柱３１，３１…を立設できるようにな
っており、この支柱３１，３１…にネット等で構成した
覆い２７を取付けるようになっている。すなわち、平面
視における作業台２３の外縁回りには覆い２７を配置で
きるようにしているものである。After the overhanging floors 29 and 30 are formed in front of the fixed floor 28, columns 31, 31 ... Can be erected at corners of the floor surface in plan view and at appropriate places on the outer edge of the floor surface. A cover 27 formed of a net or the like is attached to the columns 31, 31 ... That is, the cover 27 can be arranged around the outer edge of the work table 23 in plan view.

【００１３】このように構成した構造物解体作業車は、
次のように作用する。いま煙突Ｂを構造物解体作業車Ａ
で破壊する場合について説明する。煙突Ｂの近傍に車体
２０を移動させ、アウトリガジャッキ２０ａ，２０ａ…
を接地して車体２０Ａを地面に安定支持させる。そして
作業台２３を煙突Ｂの先端部近くに位置するよう伸縮ブ
ーム２２を起伏，伸縮，ならびに旋回台２１を旋回させ
る。The structure dismantling work vehicle thus constructed is
It works as follows. Now the chimney B is the structure dismantling work vehicle A
The case of destroying with will be described. The vehicle body 20 is moved to the vicinity of the chimney B, and the outrigger jacks 20a, 20a ...
Is grounded to stably support the vehicle body 20A on the ground. Then, the telescopic boom 22 is undulated, extended and retracted, and the swivel base 21 is swung so that the workbench 23 is located near the tip of the chimney B.

【００１４】作業台２３が煙突Ｂの先端部近くに位置す
ると、図４の（１）の状態にある作業台２３から、図４
の（２）に図示するように張出床２９を前方に格納状態
から回動させて張出す。張出した後、図４の（３）に図
示するように固定床２８の前方中央に煙突Ｂが位置する
ように、伸縮ブーム２２の伸縮，起伏，旋回台２１の旋
回，ならびに作業台２３の首振りにより、作業台２３を
移動させる。When the workbench 23 is located near the tip of the chimney B, the workbench 23 in the state (1) of FIG.
As shown in (2) of (2), the overhanging floor 29 is rotated forward from the retracted state and overhangs. After extension, the telescopic boom 22 is extended and retracted, the swivel base 21 is swung, and the workbench 23 is necked so that the chimney B is located in the front center of the fixed floor 28 as shown in FIG. The work table 23 is moved by shaking.

【００１５】起立させて折畳んでいた張出床２９の床板
２９ａを下方に回動させて、固定床２８の前方に床面を
形成させる。この時床板２９ａに設けた半円形の切欠部
２６に煙突Ｂが位置する。（図４の（４）） 次に、図４の（４）〜（７）に図示するように、張出床
３０を前方に格納状態から回動させて張出す。張出した
後、図４の（８）に図示するように起立させて折畳んで
いた張出床３０の床板３０ａを下方に回動させて、固定
床２８の前方に床面を形成させる。この時床板３０ａに
設けた半円形の切欠部２６を形成させた切欠き部に煙突
Ｂが位置する。よって、床板２９ａ，床板３０ａは、固
定床２８の前方に床面を形成させた時に、円形の切欠部
２６に煙突Ｂを入れ込むようになる。The floor plate 29a of the overhanging floor 29 that has been erected and folded is rotated downward to form a floor surface in front of the fixed floor 28. At this time, the chimney B is located in the semicircular cutout 26 provided in the floor plate 29a. ((4) in FIG. 4) Next, as illustrated in (4) to (7) in FIG. 4, the overhanging floor 30 is rotated forward from the retracted state and overhangs. After the overhang, the floor plate 30a of the overhanging floor 30 that has been erected and folded as illustrated in FIG. 4 (8) is rotated downward to form a floor surface in front of the fixed floor 28. At this time, the chimney B is located in the notch formed with the semicircular notch 26 provided in the floor plate 30a. Therefore, when the floor surface is formed in front of the fixed floor 28, the floor plate 29a and the floor plate 30a come to insert the chimney B into the circular cutout portion 26.

【００１６】その後、床面のコーナ部ならびに床面外縁
適所には支柱３１，３１…を立設し、この支柱３１，３
１…にネット等で構成した覆い２７を取付け、作業台２
３の外縁回りに覆い２７を配置する。Thereafter, columns 31, 31 ... Are erected upright at corners of the floor surface and at appropriate places on the outer edge of the floor surface.
Attach a cover 27 composed of a net to 1 ...
A cover 27 is arranged around the outer edge of 3.

【００１７】そして、作業台２３に搭乗した作業者は、
破砕機２４で煙突Ｂを壊す。煙突Ｂの回りを張出床２
９，３０ならびに覆い２７で囲っているものであるか
ら、壊した煙突Ｂの欠片は、煙突Ｂ内および作業台２３
内に落下する。よって壊した煙突Ｂの欠片を直接地面に
落下させることがないから、落下物による危険性を伴っ
たり、破砕あるいは落下物の落下に伴う粉塵による周辺
環境の悪化を伴うことをなくすることができる。Then, the worker on the workbench 23 is
The crusher 24 breaks the chimney B. Overhanging area around chimney B 2
Since it is surrounded by 9, 30 and the cover 27, the broken pieces of the chimney B are inside the chimney B and the workbench 23.
Fall inside. Therefore, since the broken pieces of the chimney B are not dropped directly onto the ground, it is possible to prevent the danger of falling objects and the deterioration of the surrounding environment due to dust caused by crushing or falling of falling objects. .

【００１８】作業台２３内に壊した煙突Ｂの欠片が、堆
積すると、張出床２９，３０ 上の壊した煙突Ｂの欠片
を煙突Ｂ内に廃棄する。そして、覆い２７を外し、床板
２９ａ，床板３０ａを起立させて折畳み、作業台２３を
煙突Ｂに沿って鉛直に下降させ、再び張出床２９，３０
および覆い２７により煙突Ｂを囲って壊す。この作業を
繰返して煙突Ｂを取り壊すのである。When the pieces of the broken chimney B in the work table 23 are accumulated, the pieces of the broken chimney B on the overhanging floors 29 and 30 are discarded in the chimney B. Then, the cover 27 is removed, the floor plate 29a and the floor plate 30a are erected and folded, the workbench 23 is vertically lowered along the chimney B, and the overhanging floors 29 and 30 are again formed.
And the chimney B is surrounded and broken by the cover 27. This work is repeated to destroy the chimney B.

【００１９】上記実施形態では、作業台２３に破砕機２
４を配置したが、破砕機の他にクレーンを配置した実施
形態について図５に図示し以下に説明する。図５に図示
する構造物解体作業車Ｃは、作業台２３上に破砕機とし
てワイヤーソ３３を備えている。また、ワイヤーソ３３
で切断した構造物を吊持するクレーン３２を備えてい
る。このようにな構造物解体作業車Ｃは、次のようにし
て構造物を破壊する。In the above embodiment, the crusher 2 is mounted on the workbench 23.
4 is arranged, but an embodiment in which a crane is arranged in addition to the crusher is shown in FIG. 5 and will be described below. The structure dismantling work vehicle C illustrated in FIG. 5 includes a wire saw 33 as a crusher on the work table 23. In addition, wire wire 33
The crane 32 is provided for suspending the structure cut in (4). In this way, the structure dismantling work vehicle C destroys the structure as follows.

【００２０】まず、煙突Ｂの近傍に車体２０を移動さ
せ、アウトリガジャッキ２０ａ，２０ａ…を接地して車
体２０を地面に安定支持させる。そして作業台２３を煙
突Ｂの先端部近くに位置するよう伸縮ブーム２２を起
伏，伸縮，ならびに旋回台２１を旋回させる。そして作
業台２３が煙突Ｂの先端部近くに位置させるとともに、
張出床２９，３０を形成し切欠部２６に煙突Ｂを位置さ
せる。ここまでは上記実施形態の場合と同じである。First, the vehicle body 20 is moved to the vicinity of the chimney B, and the outrigger jacks 20a, 20a ... Are grounded to stably support the vehicle body 20 on the ground. Then, the telescopic boom 22 is undulated, extended and retracted, and the swivel base 21 is swung so that the workbench 23 is located near the tip of the chimney B. And while the workbench 23 is positioned near the tip of the chimney B,
The chimney B is located in the notch 26 by forming the overhanging floors 29 and 30. The process up to this point is the same as in the above embodiment.

【００２１】次に、破壊する煙突Ｂの先端部をクレーン
３２で吊持する準備をしておく。そして床面から突出さ
せている煙突Ｂにワイヤーソ３３を掛け回して、煙突Ｂ
を床面の根本から切断し、切断して輪切り状態になった
煙突Ｂをクレーン３２で吊持させる。そして、床板２９
ａ，床板３０ａを、起立させて折畳み、張出床２９，３
０を回動させて格納状態にし、伸縮ブーム２２の伸縮，
起伏，旋回台２１の旋回，ならびに作業台２３を首振り
し、作業台２３を地面近くまで降ろし、クレーン３２で
吊持した輪切り状態の煙突Ｂを地面に降ろす。この作業
を繰返して煙突Ｂを取り壊すのである。Next, the crane 32 is prepared to suspend the tip of the chimney B to be destroyed. Then, hang the wire saw 33 around the chimney B protruding from the floor, and the chimney B
Is cut from the root of the floor, and the chimney B cut into a sliced state is suspended by the crane 32. And the floor board 29
a, the floor board 30a is erected and folded, and the overhang floor 29, 3
Rotate 0 to retract the telescopic boom 22
Ups and downs, swiveling of the swivel base 21, and swinging of the work table 23, the work table 23 is lowered to the ground level, and the chimney B in a wheel-cut state suspended by the crane 32 is lowered to the ground level. This work is repeated to destroy the chimney B.

【００２２】なお、クレーン３２のウインチに十分な長
さのワイヤロープを巻回させておき、クレーンのウイン
チを使用して切断した煙突Ｂを直接地面に降ろすように
してもよい。この場合には、作業台２３を地面近くまで
降ろさなくても済み、解体作業がその分早く行うことが
できる。Alternatively, a wire rope having a sufficient length may be wound around the winch of the crane 32, and the chimney B cut by using the winch of the crane may be directly lowered onto the ground. In this case, the workbench 23 does not have to be lowered close to the ground, and the dismantling work can be performed faster accordingly.

【００２３】また、上記実施形態では、対象構造物を作
業台２３内に位置させるために張出床２９，３０を配置
したが、作業台２３の床板を単に切欠いて、床板に凹部
設けそこに対象構造物を入れ込むようにしたものであっ
てもよい。Further, in the above embodiment, the overhanging floors 29 and 30 are arranged in order to position the target structure inside the workbench 23. However, the floorboard of the workbench 23 is simply cut out, and a recess is provided in the floorboard. The target structure may be inserted.

【００２４】このように構造物解体作業車Ｃで煙突Ｂを
破砕する場合であっても、足場を設けて煙突Ｂを壊す場
合に比較して早くの解体作業ができることは勿論、切断
し輪切り状態になった煙突Ｂをクレーン３２で吊持さ
せ、煙突Ｂの回りを張出床２９，３０ならびに覆い２７
で囲っているものであるから、切断した煙突Ｂを地面に
落下させることがなく、落下物による危険性を伴った
り、破壊あるいは落下物の落下に伴う粉塵による周辺環
境の悪化を伴うことをなくすることができる。As described above, even when the chimney B is crushed by the structure dismantling work vehicle C, the dismantling work can be performed earlier than in the case of breaking the chimney B by providing the scaffolding, and of course, it is cut into the sliced state. The chimney B that has become a sill is hung by the crane 32, and the chimney B is extended around the overhanging floors 29 and 30 and the cover 27.
Since it is surrounded by, the cut chimney B is not dropped on the ground, and there is no danger of falling objects, and there is no deterioration of the surrounding environment due to dust caused by destruction or falling objects. can do.

【００２５】[0025]

【発明の効果】本発明の構造物解体作業車は、以上の如
く作用し構成するものであるから、足場を設けて対象構
造物を壊す場合に比較して早く解体作業ができることは
勿論、対象構造物を地面に落下させることがないから、
落下物による危険性を伴ったり、破壊あるいは落下物の
落下に伴う粉塵による周辺環境の悪化を伴うことをなく
することができる。Since the structure dismantling work vehicle of the present invention is constructed and operated as described above, the dismantling work can be carried out earlier than the case where the target structure is destroyed by providing a scaffold, as a matter of course. Because the structure does not fall to the ground,
It is possible to prevent the danger of falling objects and the deterioration of the surrounding environment due to dust caused by destruction or falling of falling objects.

【図面の簡単な説明】[Brief description of drawings]

【図１】本発明の構造物解体作業車を説明する説明図で
ある。FIG. 1 is an explanatory diagram illustrating a structure dismantling work vehicle of the present invention.

【図２】本発明の構造物解体作業車の作業台を説明する
説明図である。FIG. 2 is an explanatory view illustrating a workbench of the structure dismantling work vehicle of the present invention.

【図３】本発明の構造物解体作業車の作業台を説明する
説明図で、作業台付近を拡大して説明する説明図であ
る。FIG. 3 is an explanatory view for explaining a workbench of the structure dismantling work vehicle of the present invention, and is an enlarged view for explaining the vicinity of the workbench.

【図４】本発明の構造物解体作業車の作業台の張出床を
説明する説明図で、（１）〜（８）は張出床の張出し格
納状態を説明する説明図である。FIG. 4 is an explanatory view for explaining the overhanging floor of the workbench of the structure dismantling work vehicle of the present invention, and (1) to (8) are explanatory views for explaining the overhanging storage state of the overhanging floor.

【図５】本発明の構造物解体作業車を説明する説明図
で、他の実施形態を説明する説明図である。FIG. 5 is an explanatory diagram illustrating a structure dismantling work vehicle of the present invention, and is an explanatory diagram illustrating another embodiment.

【図６】従来の構造物解体作業車を説明する説明図であ
る。FIG. 6 is an explanatory diagram illustrating a conventional structure dismantling work vehicle.

【符号の説明】[Explanation of symbols]

２０ 車体 ２２ 伸縮ブーム ２３ 作業台 ２４ 破砕機 ２６ 切欠部 ２７ 覆い ３３ 破砕機（ワイヤーソ） Ａ 構造物解体作業車 Ｃ 構造物解体作業車 20 car body 22 Telescopic boom 23 Workbench 24 crusher 26 Notch 27 Cover 33 Crusher (wire saw) A structure dismantling work vehicle C structure dismantling work vehicle

Claims (2)

【特許請求の範囲】[Claims] 【請求項１】 車体上に旋回および起伏駆動可能な伸縮
ブームを配置し、伸縮ブームの先端部に水平維持装置に
より伸縮ブームの起伏に係わりなく水平維持可能に作業
台を取付け、作業台に構造物を破壊する破砕機を配置し
た構造物解体作業車であって、前記作業台の床面には対
象構造物を入れ込む切欠部を形成し、平面視における作
業台の外縁回りに覆いを配置可能にしたことを特徴とす
る構造物解体作業車。1. A telescopic boom which can be swung and raised and lowered is arranged on a vehicle body, and a workbench is attached to a tip end portion of the telescopic boom so that the workbench can be maintained horizontally regardless of the ups and downs of the telescopic boom. A structure dismantling work vehicle in which a crusher for destroying objects is arranged, wherein a cutout portion for inserting the target structure is formed on the floor surface of the work table, and a cover is arranged around the outer edge of the work table in plan view. A structure dismantling work vehicle characterized by what it has made possible. 【請求項２】 前記作業台にはクレーンを配置したこと
を特徴とする請求項１記載の構造物解体作業車。2. The structure disassembling work vehicle according to claim 1, wherein a crane is arranged on the workbench.