JPH0773722A - Elevator device for lighting lamp - Google Patents
Elevator device for lighting lampInfo
- Publication number
- JPH0773722A JPH0773722A JP21615793A JP21615793A JPH0773722A JP H0773722 A JPH0773722 A JP H0773722A JP 21615793 A JP21615793 A JP 21615793A JP 21615793 A JP21615793 A JP 21615793A JP H0773722 A JPH0773722 A JP H0773722A
- Authority
- JP
- Japan
- Prior art keywords
- winding
- counterweight
- lighting
- wire rope
- pulley
- 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
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、支柱に取付けられた
照明器具の昇降装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lifting device for a lighting fixture mounted on a column.
【０００２】[0002]
【従来の技術】照明器具を搭載した照明架台を支柱のま
わりに昇降自在に嵌め、上記照明架台の昇降用滑車装置
とカウンタウェイト及び巻取り装置を備えてなる照明灯
の昇降装置として、従来から図２に示すごときものが知
られている（特開平３−１３８８０３号公報参照）。2. Description of the Related Art Conventionally, as a lighting device lifting / lowering device having a lighting device mounted with a lighting fixture, which is vertically movable around a support, and is equipped with a sheave device for lifting and lowering the lighting device, a counterweight, and a winding device. A device as shown in FIG. 2 is known (see Japanese Patent Laid-Open No. 3-138803).
【０００３】図２に示した照明灯は、テーパ状中空の支
柱１のまわりに、照明器具２等を搭載した照明架台３を
昇降自在に嵌め、該支柱１の内部にカウンタウェイト４
が吊下げられ、下端に巻取り装置５が設置される。In the illuminating lamp shown in FIG. 2, a lighting stand 3 having a lighting fixture 2 and the like mounted thereon is vertically movable around a tapered hollow pillar 1, and a counterweight 4 is installed inside the pillar 1.
Is suspended and the winding device 5 is installed at the lower end.
【０００４】上記照明架台３の昇降用滑車装置６は、支
柱１の上端に滑車台７を設け、上記照明架台３に一端を
連結した昇降用ワイヤロープ８の途中を、第１及び第２
の定滑車９、１０に掛け、更に支柱１の内部に導入し
て、カウンタウェイト４の上面に取付けた動滑車１１に
掛け、他端を支柱１の上端に固定した構成となってい
る。また、巻取り装置５の巻取り用ワイヤロープ１２
は、一端がカウンタウェイト４の上面に連結され、途中
が支柱１の上端の定滑車１３及び巻取り装置５に掛けら
れ、他端が上記カウンタウェイト４の下面に連結され
る。The lifting pulley device 6 of the lighting pedestal 3 is provided with a pulley block 7 at the upper end of the column 1, and one end of the lifting wire rope 8 whose one end is connected to the lighting pedestal 3 is a first and a second wire rope.
It is configured such that it is hung on the fixed pulleys 9 and 10, further introduced into the inside of the support column 1, hung on the moving pulley 11 attached to the upper surface of the counterweight 4, and the other end is fixed to the upper end of the support column 1. In addition, the winding wire rope 12 of the winding device 5
Has one end connected to the upper surface of the counterweight 4, halfway being hooked on the fixed pulley 13 and the winding device 5 at the upper end of the support column 1, and the other end connected to the lower surface of the counterweight 4.
【０００５】なお、支柱１の地面に近い部分（地上に立
った作業員の頭が入る程度の高さ）に点検口１４が設け
られる。An inspection port 14 is provided at a portion of the support column 1 near the ground (a height at which the head of a worker standing on the ground can enter).
【０００６】[0006]
【発明が解決しようとする課題】上記の昇降装置におい
て、カウンタウェイト４の重量は、照明架台３の重量
（例えば、１，５００kg）の２倍強（３，０００kg＋α
kg）に設定される。このため、巻取り装置５の巻取り力
（αkg）は小さくてよいが、カウンタウェイト４は、上
記の重量を得るために、上下方向に一定以上に長い形状
となる。また、カウンタウェイト１の上方においては、
昇降用ワイヤロープ８、巻取り用ワイヤロープ１２及び
給電ケーブル１５がそれぞれの往復分の本数だけ収納さ
れ、支柱１の内部は、これらのロープ等がぎっしり詰ま
った状態である。In the above lifting apparatus, the weight of the counterweight 4 is slightly more than twice the weight of the lighting stand 3 (for example, 1,500 kg) (3,000 kg + α).
kg). Therefore, the winding force (αkg) of the winding device 5 may be small, but the counterweight 4 has a shape longer than a certain length in the vertical direction in order to obtain the above weight. Also, above the counter weight 1,
The raising and lowering wire ropes 8, the winding wire ropes 12, and the power feeding cables 15 are accommodated in the number corresponding to each reciprocation, and the inside of the support column 1 is in a state in which these ropes and the like are tightly packed.
【０００７】一方、上記昇降装置の安全維持管理のた
め、支柱１の内部、特にカウンタウェイト４の上面部分
におけるワイヤロープ８、１２の連結部の状況を点検口
１４からの目視により点検する必要があるが、カウンタ
ウェイト４が上下方向に長いこと及びロープ等がぎっし
り詰まっていることから、上記の点検がしにくいという
問題がある。On the other hand, for the safety maintenance of the lifting device, it is necessary to visually check the condition of the connecting portion of the wire ropes 8 and 12 inside the support column 1, particularly on the upper surface of the counterweight 4, from the inspection port 14. However, since the counterweight 4 is long in the vertical direction and the rope and the like are tightly packed, there is a problem that the above inspection is difficult to perform.
【０００８】そこで、この発明はカウンタウェイトを軽
量小形化すると共に、ロープ等の数も少なくして、支柱
の内部点検をしやすくすることを課題とする。Therefore, an object of the present invention is to reduce the weight of the counterweight and to reduce the number of ropes and the like to facilitate the internal inspection of the column.
【０００９】[0009]
【課題を解決するための手段】上記の課題を解決するた
めに、この発明は、支柱に昇降自在に取付けた照明架
台、上記照明架台の昇降用滑車装置、カウンタウェイト
及び巻取り装置を備えてなる照明灯の昇降装置におい
て、上記昇降用滑車装置を、支柱上端に固定した昇降用
定滑車と、上記照明架台に一端を連結し、途中を上記定
滑車に掛け、他端を上記カウンタウェイトに連結してな
る昇降用ワイヤロープとにより構成し、上記巻取り装置
を上記支柱の下端に設置した巻取りドラムと、一端を上
記カウンタウェイトに連結すると共に他端を上記巻取り
ドラムに巻付けた巻取り用ワイヤロープとにより構成し
たものである。In order to solve the above-mentioned problems, the present invention is provided with an illumination stand mounted on a column so that it can be raised and lowered, a pulley device for raising and lowering the illumination stand, a counterweight and a winding device. In the lifting device for an illuminating lamp, the lifting pulley device is fixed to the upper end of a column, and one end of the lifting pulley is connected to the lighting pedestal, the middle is hung on the constant pulley, and the other end is the counterweight. A winding drum having a lifting and lowering wire rope connected to each other, the winding device being installed at the lower end of the column, and one end connected to the counterweight and the other end wound around the winding drum. It is configured by a winding wire rope.
【００１０】[0010]
【作用】上記構成の照明灯用昇降装置において、カウン
タウェイトの重量は、照明架台の重量から巻取り装置の
巻取り力の大きさを差し引いた大きさに設定される。従
って、巻取り装置の巻取り力、即ち電動機の容量を大き
くすればするほど、カウンタウェイトは軽量小形化され
る。また、カウンタウェイトから上方において支柱の内
部には、昇降用ワイヤロープと給電ケーブルが片道分の
本数だけ存在するだけであるので、内部空間に余裕が存
在する。In the lifting device for an illuminating lamp having the above structure, the weight of the counter weight is set to a value obtained by subtracting the amount of the winding force of the winding device from the weight of the lighting stand. Therefore, as the winding force of the winding device, that is, the capacity of the electric motor is increased, the weight of the counterweight is reduced. Further, above the counterweight, since there are only the number of wire ropes for raising and lowering and the number of power feeding cables for one way inside the pillar, there is a margin in the internal space.
【００１１】[0011]
【実施例】図１に示すように、実施例の装置は、従来の
場合と同様に、テーパ状中空の支柱１のまわりに、照明
器具２を搭載した照明架台３を昇降自在に嵌め、該支柱
１の内部にカウンタウェイト４が吊下げられ、下端に巻
取り装置５が設置される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 1, in the apparatus of the embodiment, as in the conventional case, a lighting pedestal 3 having a lighting fixture 2 mounted thereon is vertically movable around a tapered hollow pillar 1. A counterweight 4 is hung inside the column 1, and a winding device 5 is installed at the lower end.
【００１２】上記照明架台３の昇降用滑車装置６は、支
柱１の上端に滑車台７を設け、上記照明架台３に一端を
連結した昇降用ワイヤロープ８の途中を、第１及び第２
の定滑車９、１０に掛け、支柱１の内部に導入して他端
をカウンタウェイト４の上面に連結している。また、巻
取り装置５の巻取り用ワイヤロープ１２は、一端がカウ
ンタウェイト４の下面に連結され、他端が巻取り装置５
のドラム１６に巻取られる。The lifting pulley device 6 of the lighting pedestal 3 is provided with a pulley block 7 at the upper end of the support column 1 and the first and second halfway of the lifting wire rope 8 whose one end is connected to the lighting pedestal 3.
It is hung on the fixed pulleys 9 and 10 and introduced into the inside of the column 1, and the other end is connected to the upper surface of the counterweight 4. The winding wire rope 12 of the winding device 5 has one end connected to the lower surface of the counterweight 4 and the other end connected to the winding device 5.
It is wound around the drum 16.
【００１３】なお、図示の場合、昇降用ワイヤロープ８
及び巻取り用ワイヤロープ１２は、荷重の分散のため複
数本用いられる。In the illustrated case, the lifting wire rope 8 is used.
A plurality of winding wire ropes 12 are used to distribute the load.
【００１４】また、給電ケーブル１５は、その一端が照
明架台３の配電盤１７に接続され、他端が定滑車１８を
経て支柱１内に導入され、カウンタウェイト４の内部を
自由に貫通して支柱１の内面のターミナル１９に接続さ
れる。Further, one end of the power supply cable 15 is connected to the switchboard 17 of the lighting pedestal 3 and the other end thereof is introduced into the support column 1 through the fixed pulley 18 and freely penetrates the inside of the counterweight 4 to support the support column. 1 is connected to the terminal 19 on the inner surface.
【００１５】カウンタウェイト４は、照明架台２の重量
（例えば、１５００kg）から、巻取り装置５の巻取り力
（例えば５００kg重）を差引いた重量（即ち、１０００
kg）に設定される。The counterweight 4 has a weight (ie, 1000 kg) obtained by subtracting the winding force (eg, 500 kg weight) of the winding device 5 from the weight of the illumination frame 2 (eg, 1500 kg).
kg).
【００１６】給電ケーブル１５は、上記の昇降用ワイヤ
ロープ８に沿って張設され、照明架台２の昇降中におい
ても常時給電される。The power supply cable 15 is stretched along the elevating wire rope 8 and is constantly supplied with electric power even while the illumination pedestal 2 is elevating.
【００１７】上述の昇降装置は、照明器具２の点検・交
換等に際して巻取り装置５を駆動し、巻取り用ワイヤロ
ープ１２を介してカウンタウェイト４を上昇させ、カウ
ンタウェイト４の上昇に伴い昇降用ワイヤロープ８を介
して照明架台３を下降させる（一点鎖線参照）。The above-described lifting device drives the winding device 5 when inspecting or replacing the lighting fixture 2 and raises the counterweight 4 via the winding wire rope 12, and as the counterweight 4 moves up and down. The illumination pedestal 3 is lowered via the wire rope 8 (see the alternate long and short dash line).
【００１８】なお、点検口１４は従来と同様の位置に設
けられる。The inspection port 14 is provided at the same position as the conventional one.
【００１９】実施例の装置は以上のごときものであり、
通常の状態においては、図示のように照明架台３が支柱
１の上端に吊下げられ、給電ケーブル１５を通じて照明
器具２その他に給電される。この状態において、支柱１
の内部を点検する必要がある場合は、点検口１４に検査
員が頭を差込み、カウンタウェイト４の上端部分その他
の部分を目視により点検する。The apparatus of the embodiment is as described above,
In a normal state, as shown in the figure, the lighting pedestal 3 is hung on the upper end of the column 1, and power is supplied to the lighting fixtures 2 and others through the power supply cable 15. In this state, the column 1
When it is necessary to inspect the inside of the, the inspector inserts his / her head into the inspection port 14 and visually inspects the upper end portion and other portions of the counterweight 4.
【００２０】また、照明器具２の点検、交換の際は、巻
取り装置５に巻取られた巻取り用ワイヤロープ１２を巻
戻す。そうすると、照明架台３とカウンタウェイト４の
重量差により照明架台３が下降すると共に、カウンタウ
ェイト４が上昇する（図の一点鎖線参照）。点検、交換
等が終了すれば、巻取り装置５を駆動して、巻取り用ワ
イヤロープ１２を巻取る。When the lighting fixture 2 is inspected or replaced, the winding wire rope 12 wound around the winding device 5 is unwound. Then, the weight difference between the illumination pedestal 3 and the counter weight 4 causes the illumination pedestal 3 to descend and the counter weight 4 to rise (see the alternate long and short dash line in the figure). When inspection, replacement, etc. are completed, the winding device 5 is driven to wind the winding wire rope 12.
【００２１】[0021]
【発明の効果】この発明は、以上のごときものであるか
ら、カウンタウェイトが軽量小形化され、その上面が点
検口の高さに近くなるので、点検口から目視によりその
上面の点検を容易に行うことができる。また、カウンタ
ウェイト上方の内部空間に存在するワイヤロープやケー
ブルの本数が少ないので、内部が見通し易く、従って、
内部点検が容易になる。EFFECTS OF THE INVENTION Since the present invention is as described above, the counterweight is made light and compact, and its upper surface is close to the height of the inspection port. Therefore, it is easy to visually inspect the upper surface from the inspection port. It can be carried out. Also, since the number of wire ropes and cables existing in the internal space above the counterweight is small, the inside can be easily seen, and
Internal inspection becomes easy.
【図１】実施例の一部省略断面図FIG. 1 is a partially omitted sectional view of an embodiment.
【図２】従来例の一部省略断面図FIG. 2 is a partially omitted sectional view of a conventional example.
１ 支柱 ２ 照明器具 ３ 照明架台 ４ カウンタウェイト ５ 巻取り装置 ６ 昇降用滑車装置 ７ 滑車台 ８ 昇降用ワイヤロープ ９ 第１定滑車 １０ 第２定滑車 １１ 動滑車 １２ 巻取り用ワイヤロープ １３ 定滑車 １４ 点検口 １５ 給電ケーブル １６ 巻取りドラム １７ 配電盤 １８ 定滑車 １９ ターミナル 1 Support 2 Lighting Fixture 3 Illumination Stand 4 Counterweight 5 Winding Device 6 Lifting Pulley Device 7 Pulley Stand 8 Lifting Wire Rope 9 First Fixed Pulley 10 Second Fixed Pulley 11 Moving Pulley 12 Winding Wire Rope 13 Fixed Pulley 14 inspection port 15 power supply cable 16 winding drum 17 switchboard 18 fixed pulley 19 terminal
───────────────────────────────────────────────────── フロントページの続き (72)発明者 藤原 進二 岸和田市大北町９番25号 関西国際空港株 式会社建設事務所内 (72)発明者 三井 昇 大阪市西区阿波座２丁目１番４号 住友電 設株式会社内 (72)発明者 稲田 武 大阪市中央区北浜４丁目７番19号 住金鋼 材工業株式会社内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shinji Fujiwara 9-25 Okitamachi, Kishiwada City Kansai International Airport Co., Ltd. (72) Noboru Mitsui 2-4 Awaza, Nishi-ku, Osaka Sumitomo Electric Equipment Co., Ltd. (72) Inventor Takeshi Inada 4-7 Kitahama, Chuo-ku, Osaka City Sumikin Steel Products Co., Ltd.
Claims (1)
記照明架台の昇降用滑車装置、カウンタウェイト及び巻
取り装置を備えてなる照明灯の昇降装置において、上記
昇降用滑車装置を、支柱上端に固定した昇降用定滑車
と、上記照明架台に一端を連結し、途中を上記定滑車に
掛け、他端を上記カウンタウェイトに連結してなる昇降
用ワイヤロープとにより構成し、上記巻取り装置を上記
支柱の下端に設置した巻取りドラムと、一端を上記カウ
ンタウェイトに連結すると共に他端を上記巻取りドラム
に巻付けた巻取り用ワイヤロープとにより構成したこと
を特徴とする照明灯の昇降装置。1. An illuminating stand attached to a column so as to be able to move up and down, a pulley unit for raising and lowering the pedestal, a counterweight and a lifting unit for an illuminating lamp including a winding unit. And a fixed wire pulley for lifting and lowering, which is connected to the lighting stand at one end, hangs halfway on the fixed pulley, and has the other end connected to the counterweight. Of a lighting drum having a winding drum installed at the lower end of the column and a winding wire rope having one end connected to the counterweight and the other end wound around the winding drum. lift device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21615793A JPH0773722A (en) | 1993-08-31 | 1993-08-31 | Elevator device for lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21615793A JPH0773722A (en) | 1993-08-31 | 1993-08-31 | Elevator device for lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0773722A true JPH0773722A (en) | 1995-03-17 |
Family
ID=16684191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21615793A Pending JPH0773722A (en) | 1993-08-31 | 1993-08-31 | Elevator device for lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0773722A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180074099A (en) * | 2016-12-23 | 2018-07-03 | 주식회사 포스코 | Elavator type lighting tower |
| CN111322556A (en) * | 2020-02-28 | 2020-06-23 | 扬州市华朗照明科技有限公司 | Install stable and high-pole lamp of being convenient for lift |
-
1993
- 1993-08-31 JP JP21615793A patent/JPH0773722A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180074099A (en) * | 2016-12-23 | 2018-07-03 | 주식회사 포스코 | Elavator type lighting tower |
| KR101879689B1 (en) * | 2016-12-23 | 2018-07-19 | 주식회사 포스코 | Elavator type lighting tower |
| CN111322556A (en) * | 2020-02-28 | 2020-06-23 | 扬州市华朗照明科技有限公司 | Install stable and high-pole lamp of being convenient for lift |
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