JPH0367892A - Work supervisory device for tower crane - Google Patents
Work supervisory device for tower craneInfo
- Publication number
- JPH0367892A JPH0367892A JP20362489A JP20362489A JPH0367892A JP H0367892 A JPH0367892 A JP H0367892A JP 20362489 A JP20362489 A JP 20362489A JP 20362489 A JP20362489 A JP 20362489A JP H0367892 A JPH0367892 A JP H0367892A
- Authority
- JP
- Japan
- Prior art keywords
- crane
- tower
- work
- arm member
- camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 abstract 1
- 238000012806 monitoring device Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、鉄塔組立工事等において使用するタワークレ
ーン用作業監視装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a work monitoring device for a tower crane used in steel tower assembly work and the like.
（従来の技術）
第５図は、タワークレーンを設置し、これを囲んで主鉄
柱、アーム部材等を順次結合して上方に鉄塔を組立てて
いく組立作業の概要説明図である。(Prior Art) FIG. 5 is a schematic explanatory diagram of an assembly operation in which a tower crane is installed, a main steel column, arm members, etc. are sequentially connected around the crane, and a steel tower is assembled upward.
鉄塔の内側に基礎を打設して設置したタワークレーンは
、大別して基礎より」１方に延びる主柱部（Ａ）と、こ
の主柱部（Ａ）の上面より」１方に延び、主柱部（Ａ）
に対して動力により水平回転できるクレーン部（Ｂ）よ
りなっている。A tower crane installed by pouring a foundation inside a steel tower can be roughly divided into a main column part (A) that extends in one direction from the foundation, and a main column part (A) that extends in one direction from the top surface of this main column part (A). Pillar part (A)
It consists of a crane part (B) that can be horizontally rotated by power.
そして、上記クレーン部（Ｂ）は垂直方向に延びるアー
ム支持部（Ｄ）とクレーンアーム（Ｃ）よりなり、クレ
ーンアーム（Ｃ）の端部はアーム支持部（Ｄ）において
垂直面で回転できるように軸支され、クレーンアーム（
Ｃ）の先端とアーム支持部（Ｄ）との間にはクレーンア
ーム制御用及び荷材懸吊用のワイヤー（Ｗ）が掛けられ
ている。The crane part (B) consists of an arm support part (D) and a crane arm (C) that extend in the vertical direction, and the end of the crane arm (C) is rotatable in a vertical plane at the arm support part (D). The crane arm (
A wire (W) for crane arm control and material suspension is hung between the tip of C) and the arm support part (D).
このタワークレーンの操作は地上にわいて行なわれてい
るが、ＩＴＶ（工業用テレビジョン）システムを上記タ
ワークレーンに適用し、鉄塔組立工事において、音声や
音による合図にたよりがちな、連絡、合図に、映像を加
えることにより、より確実な連絡、合図の徹底をはかり
、作業の安全性、作業の効率化をはかるためのタワーク
レーン用作業監視装置がさきに本願特許出願人により提
案された（特願昭［１２−２５５３９０号参照）。The operation of this tower crane is carried out on the ground, but by applying an ITV (industrial television) system to the above tower crane, communication and signaling that tend to rely on voice and sound signals during tower assembly work is being applied. A work monitoring device for tower cranes was previously proposed by the applicant for the present patent, which aims to improve work safety and work efficiency by adding video to ensure more reliable communication and thorough signaling ( Tokugansho [see No. 12-255390].
第４図はこのような作業監視装置の説明図で、同図（イ
）は側面図で、同図（ロ）は正面図である。FIG. 4 is an explanatory view of such a work monitoring device, in which (a) is a side view and (b) is a front view.
図面に示すように、タワークレーンのクレーンアーム（
Ｃ）が回転する面と平行する面、つまりクレーンアーム
（Ｃ）を軸支するアーム支持部（Ｄ）の側面に２条のＩ
ＴＶ用ガイガイドレール）が垂直方向に取付けられ、そ
の上端はクレーンアーム（Ｃ）の軸止位置より上方にあ
り、下端は主柱部（Ａ）にある。As shown in the drawing, the crane arm of the tower crane (
There are two I stripes on the surface parallel to the surface on which C) rotates, that is, on the side of the arm support part (D) that pivotally supports the crane arm (C).
A TV guide rail (TV guide rail) is installed vertically, its upper end is above the pivot position of the crane arm (C), and its lower end is located at the main column (A).
上記ＩＴＶガイドレール（１）上に自走式のカメラ移動
装置が取付けられ、ここから水平方向に突出するブラケ
ットに動力による駆動部を備えた水平、垂直回転台を取
付け、この回転台にＩＴＶカメラ（２）が取付けられる
。ＩＴＶカメラ（２）は通常はその視野がクレーンアー
ム（Ｃ−）の回転面と同方向になるように置かれる。な
お、ＩＴＶカメラ（２〉にはマイクが併設される。A self-propelled camera moving device is installed on the above-mentioned ITV guide rail (1), and a horizontal and vertical rotary table equipped with a power drive unit is attached to a bracket that projects horizontally from the device, and the ITV camera is mounted on this rotary table. (2) is installed. The ITV camera (2) is normally placed so that its field of view is in the same direction as the plane of rotation of the crane arm (C-). Additionally, a microphone is attached to the ITV camera (2).
このように構成することにより、地上のクレーン運転員
の操作により、ＩＴＶカメラ（２）を高所において、上
下方向に移動させることができ、ＩＴＶカメラ（２）の
抑角、俯角を変更し、又回転角度も変更することが出来
るので、部材の引上げ、所定位置への配置の場合、極め
て見やすい位置にＩＴＶカメラを移動さすことができ、
これによって、上記作業を監視しながらクレーンの操作
を行なうことができる。With this configuration, the ITV camera (2) can be moved vertically at a high place by the operation of a crane operator on the ground, and the depression angle and depression angle of the ITV camera (2) can be changed. Also, since the rotation angle can be changed, the ITV camera can be moved to a position where it is extremely easy to see when pulling up parts and placing them in a predetermined position.
This allows the crane to be operated while monitoring the work.
（解決しようとする課題）
送電線鉄塔の組立作業の場合、鉄塔本体の組立て後、鉄
塔アームを取付ける。ＵＨＶ送電線の鉄塔本体高さは１
００〜１４０ｍ程度あり、鉄塔本体組上げ終了時にはタ
ワークレーンはその高さにある。一方鉄塔アームは塔頂
より１０〜５０ｍ下方に取付ける。しかるに、前記ＩＴ
Ｖカメラの上下方向の移動距離には制限があり、ｌｏｍ
前後である。このため鉄塔本体と鉄塔アームの結合部ま
たアーム部材間の結合部が十分見えず、結合作業をＩＴ
Ｖカメラで監視出来ないという問題点があった。(Problem to be solved) When assembling a power transmission line tower, the tower arm is attached after the tower body is assembled. The height of the UHV transmission line tower body is 1
The height is approximately 00 to 140 meters, and the tower crane will be at that height when the tower body is assembled. On the other hand, the steel tower arm is installed 10 to 50 meters below the tower top. However, the IT
There is a limit to the vertical movement distance of the V camera.
Before and after. As a result, the joints between the tower body and the tower arm, as well as the joints between the arm members, cannot be seen sufficiently, and the joint work is carried out by IT.
There was a problem in that it could not be monitored using a V-camera.
（課題を解決するための手段）
本発明は上述の問題点を解消したタワークレーン用作業
監視装置を提供するもので、上述したテレビカメラを備
えた作業監視装置において、あらかじめ地上にて組立て
た鉄塔のアーム部材もしくは上記アーム部材を吊り上げ
るアーム部材吊り金具に小型ＴＶカメラ及び無線送信装
置を取付けると共にタワークレーンのクレーン部に受信
装置を設置したことにある。(Means for Solving the Problems) The present invention provides a work monitoring device for tower cranes that solves the above-mentioned problems. A small TV camera and a wireless transmitter are attached to the arm member or the arm member hanging fitting for hoisting the arm member, and a receiver is installed in the crane section of the tower crane.
第１図は本発明のタワークレーン用作業監視装置を用い
た鉄塔アーム部材の組立作業の説明図であり、第２図は
鉄塔アーム部材部分の詳細説明図である。FIG. 1 is an explanatory diagram of the assembly work of a steel tower arm member using the work monitoring device for a tower crane of the present invention, and FIG. 2 is a detailed explanatory diagram of the tower arm member portion.
既に組立てた鉄塔本体（！０）に結合する各鉄塔アーム
部材（２０）はあらかじめ地上にて組立てておく。この
鉄塔アーム部材（２０）は鉄塔本体（ｌＯ）の頂部にあ
るタワークレーンのワイヤー（Ｗ）にて吊上げ、鉄塔本
体（ｌＯ）の中間部のアーム取付は所定位置まで運ぶ。Each steel tower arm member (20) to be connected to the already assembled steel tower main body (!0) is assembled on the ground in advance. This steel tower arm member (20) is lifted by a wire (W) of a tower crane at the top of the steel tower main body (lO), and the arm attached to the middle part of the steel tower main body (lO) is carried to a predetermined position.
この時、例えば鉄塔アーム部材の一つ（２Ｉ）に小型の
ＴＶカメラ（２２）を取付けておき、鉄塔アーム部材（
２０）を吊り上げる吊り金具（２３）にはアンテナを備
えた無線送信装置（２４）を取付け、上記小型ＴＶカメ
ラ（２２）と無線送信装置（２４）は同軸ケーブル（２
５）で接続する。この際、小型ＴＶカメラ（２２）は磁
石によりワンタッチで監視に最も適した位置に取付は出
来るようにし、無線送信装置（２４）は取付は治具等を
用いてアーム吊り金具（２３）に取付はアーム組立て作
業の都度、取り外さないでもよいようにしておく。At this time, for example, a small TV camera (22) is attached to one of the tower arm members (2I), and a small TV camera (22) is attached to one of the tower arm members (2I).
A wireless transmitter (24) equipped with an antenna is attached to the hanging bracket (23) for hoisting the camera (20), and the small TV camera (22) and the wireless transmitter (24) are connected to the coaxial cable (23).
5) Connect. At this time, the small TV camera (22) can be attached to the most suitable position for monitoring with a single touch using a magnet, and the wireless transmitter (24) is attached to the arm hanging bracket (23) using a jig. should not be removed each time the arm is assembled.
一方、タワークレーンのクレーン部（Ｂ）には受信アン
テナ（４）を取付け、受信装置を備えたメインポックれ
同軸ケーブル（５）で接続しである。On the other hand, a receiving antenna (4) is attached to the crane part (B) of the tower crane, and is connected to the main socket by a coaxial cable (5) equipped with a receiving device.
（作用）
第３図は本発明の作業監視装置によるシステムのブロッ
ク図である。(Operation) FIG. 3 is a block diagram of a system using the work monitoring device of the present invention.
鉄塔本体（１０）の組立ての際には、タワークレーンの
クレーン部（Ｂ）に設置したＩＴＶカメラ（２）の映像
を無線又は同軸ケーブルにより地」二の制御室に伝送し
、ここで、その作業状況を監視し、又必要な指令を出す
。When assembling the tower body (10), images from the ITV camera (2) installed in the crane section (B) of the tower crane are transmitted via wireless or coaxial cable to the control room on the ground. Monitor work status and issue necessary instructions.
鉄塔本体（■０）の組立てが終了し、鉄塔アーム部材（
２０）の結合作業に移ると、地上の制御室からの操作に
よりクレーン部（Ｂ）上のメインボックス（３）の切替
えスイッチ（２６）を受信アンテナ（４）の回路に切替
える。そして、鉄塔アーム部材’（２０）に関する小型
ＴＶカメラ（２２）の映像を無線送信装置（２４）より
無線（ＵＨＦ帯の微弱電波使用）にて、タワークレーン
のクレーン部（Ｂ）に設置した受信アンテナ（４）に送
り、同軸ケーブル（５〉を経てメインボックス（３）内
の受信機で受信し、前記同様、制御室に送って鉄塔アー
ム部材（２０）の鉄塔本体（１０）への結合作業を監視
する。The assembly of the tower body (■0) is completed, and the tower arm member (
Moving on to the connection work 20), the changeover switch (26) of the main box (3) on the crane part (B) is switched to the receiving antenna (4) circuit by operation from the control room on the ground. The image of the small TV camera (22) regarding the tower arm member (20) is transmitted wirelessly (using weak radio waves in the UHF band) from the wireless transmitter (24) to the receiver installed in the crane section (B) of the tower crane. It is sent to the antenna (4), received by the receiver in the main box (3) via the coaxial cable (5>), and sent to the control room as before to connect the tower arm member (20) to the tower body (10). Monitor work.
（発明の効果）
以上説明したように、本発明のタワークレーン用作業監
視装置によれば、従来監視が困難であった鉄塔アーム部
材の鉄塔本体への結合作業またアーム部材間の結合作業
も、鉄塔アーム部材部分に小型ＴＶカメラ及び無線送信
装置を取付け、小型ＴＶカメラの映像をクレーン部に設
置した受信装置に伝送し、これを監視することで安全か
つ高品質の作業が実施できる。(Effects of the Invention) As explained above, according to the work monitoring device for a tower crane of the present invention, the work of joining tower arm members to the tower body and the joining work between arm members, which were difficult to monitor in the past, can be easily monitored. A small TV camera and a wireless transmitter are attached to the tower arm parts, and images from the small TV camera are transmitted to a receiver installed in the crane section. By monitoring this, safe and high-quality work can be carried out.
第１図は本発明のタワークレーン用作業監視装置を用い
た鉄塔アーム部材の組立作業の説明図であり、第２図は
鉄塔アーム部材部分の詳細説明図である。
第３図は本発明の作業監視装置によるシステムのブロッ
ク図である。
第４図は本願出願人によりさきに提案された作業監視装
置の説明図で、同図（イ）は側面図、同図（０は正面図
である。
第５図はタワークレーンによる鉄塔組立作業の概要説明
図である。
Ａ・・・タワークレーンの主柱部、Ｂ・・・クレーン部
、Ｃ・・・クレーンアーム、
１・・・ガイドレール、２・・・ＩＴＶＴＶカメラ・・
・メインボックス、４・・・受信アンテナ、５・・・同
軸ケーブル、ＩＯ・・・鉄塔本体、２０・・・鉄塔アー
ム部材、２１・・・鉄塔アーム、２２・・・小型ＴＶカ
メラ、２３・・・鉄塔アーム部材吊り金具、２４・・・
無線送信装置、２５・・・同軸ケーブル。FIG. 1 is an explanatory diagram of the assembly work of a steel tower arm member using the work monitoring device for a tower crane of the present invention, and FIG. 2 is a detailed explanatory diagram of the tower arm member portion. FIG. 3 is a block diagram of a system using the work monitoring device of the present invention. Figure 4 is an explanatory diagram of the work monitoring device previously proposed by the applicant, in which figure (a) is a side view and figure 0 (0 is a front view). Figure 5 is a steel tower assembly work using a tower crane. It is a schematic explanatory diagram of A...Main pillar part of the tower crane, B...Crane part, C...Crane arm, 1...Guide rail, 2...ITVTV camera...
・Main box, 4... Receiving antenna, 5... Coaxial cable, IO... Steel tower body, 20... Steel tower arm member, 21... Steel tower arm, 22... Small TV camera, 23. ... Steel tower arm member hanging fitting, 24...
Wireless transmitter, 25... coaxial cable.
Claims (1)
方向に２条のガイドレールを取付け、該ガイドレールに
水平、垂直方向に回転可能なテレビカメラを配置したタ
ワークレーン用作業監視装置において、あらかじめ地上
にて組み立てた鉄塔のアーム部材もしくは上記アーム部
材を吊り上げるアーム部材吊り金具に小型カメラ及び無
線送信装置を取付けると共に前記ＴＶタワークレーンの
クレーン部に受信装置を設置したことを特徴とするタワ
ークレーン用作業監視装置。(1) In a work monitoring system for tower cranes, two guide rails are attached vertically to the horizontally rotating crane part of the tower crane, and a television camera that can rotate horizontally and vertically is placed on the guide rails. A work for a tower crane, characterized in that a small camera and a wireless transmitter are attached to an arm member of a steel tower assembled in a steel tower or an arm member hanging fitting for hoisting the arm member, and a receiver is installed in the crane part of the TV tower crane. Monitoring equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20362489A JPH0367892A (en) | 1989-08-04 | 1989-08-04 | Work supervisory device for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20362489A JPH0367892A (en) | 1989-08-04 | 1989-08-04 | Work supervisory device for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0367892A true JPH0367892A (en) | 1991-03-22 |
Family
ID=16477126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20362489A Pending JPH0367892A (en) | 1989-08-04 | 1989-08-04 | Work supervisory device for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0367892A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010075826A (en) * | 2000-01-19 | 2001-08-11 | 홍호용, 구강우 | Guard Apparatus for Driving of Tower Crane |
| CN101817478A (en) * | 2010-05-10 | 2010-09-01 | 裴守龙 | Remote control device for lifting mechanism of tower crane |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5461752A (en) * | 1977-10-27 | 1979-05-18 | Kouichirou Iijima | Safe material handling apparatus equipped with tv system for jib crane for stvedoring |
| JPH0198595A (en) * | 1987-10-09 | 1989-04-17 | Asahi Metal Ind Ltd | Work monitor for tower crane |
-
1989
- 1989-08-04 JP JP20362489A patent/JPH0367892A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5461752A (en) * | 1977-10-27 | 1979-05-18 | Kouichirou Iijima | Safe material handling apparatus equipped with tv system for jib crane for stvedoring |
| JPH0198595A (en) * | 1987-10-09 | 1989-04-17 | Asahi Metal Ind Ltd | Work monitor for tower crane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010075826A (en) * | 2000-01-19 | 2001-08-11 | 홍호용, 구강우 | Guard Apparatus for Driving of Tower Crane |
| CN101817478A (en) * | 2010-05-10 | 2010-09-01 | 裴守龙 | Remote control device for lifting mechanism of tower crane |
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