JPS6343216Y2 - - Google Patents
Info
- Publication number
- JPS6343216Y2 JPS6343216Y2 JP1982141890U JP14189082U JPS6343216Y2 JP S6343216 Y2 JPS6343216 Y2 JP S6343216Y2 JP 1982141890 U JP1982141890 U JP 1982141890U JP 14189082 U JP14189082 U JP 14189082U JP S6343216 Y2 JPS6343216 Y2 JP S6343216Y2
- Authority
- JP
- Japan
- Prior art keywords
- cable
- holding frame
- peripheral surface
- outer peripheral
- rope
- 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.)
- Expired
Links
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 8
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は吊橋ケーブル仮締機に係るものであ
る。[Detailed description of the invention] (Field of industrial application) The present invention relates to a suspension bridge cable temporary tightening machine.
（従来の技術）
吊橋ケーブルの締付作業の一工程として仮締
（プレスクイーズ）と称する作業がある。この作
業は夜間に行なわれるもので、ケーブルの表面を
櫛形金物で梳り、ケーブルの外周凸部を掛矢で叩
打し、ほぼ円形とした後ワイヤロープと軟鋼板で
仮止めするものである。(Prior Art) One of the steps in tightening suspension bridge cables is an operation called pre-squeeze. This work is carried out at night, and involves combing the surface of the cable with a comb-shaped metal tool, hitting the protrusions on the outer periphery of the cable with a hanging arrow to make it almost circular, and then temporarily fixing it with wire rope and mild steel plates.
（考案が解決しようとする問題点）
この作業は前記したように夜間作業であり、足
場の悪い高所作業で、ケーブルの外周凸部を掛矢
で叩き、円形に修正する作業は熟練者が必要で且
つ重労働である。而して現在本作業に適用できる
技能労働者の確保は不可能に近い状況にある。(Problems that the invention aims to solve) As mentioned above, this work is done at night, at high places with poor footing, and requires a skilled person to strike the protrusion on the outer periphery of the cable with a hanging arrow and correct it into a circular shape. And it's hard work. Currently, it is nearly impossible to secure skilled workers for this work.
（問題点を解決するための手段）
本考案はこのような問題点を解決するために提
案されたもので、ケーブルを同ケーブル外周面と
間隔を存して把持するリング状のケーブル保持
枠、同保持枠に装架されたケーブル外周面加撃用
振動機、前記保持枠に所定間隔毎に、ケーブル外
周面に沿つて同ケーブルの円周方向及び軸方向に
移動自在に装架された首振りローラ、及び前記保
持枠の外側に沿つて配設されたロープ受金具、並
にロープ受金具に捲着され、端部が前記保持枠外
部の固定部材に係止されるように構成された保持
枠固定用ロープよりなることを特徴とする吊橋ケ
ーブル仮締機に係るものである。(Means for Solving the Problems) The present invention was proposed to solve the above problems, and includes a ring-shaped cable holding frame that holds the cable at a distance from the outer peripheral surface of the cable; A vibrator for accelerating the outer peripheral surface of the cable mounted on the holding frame, and a neck mounted on the holding frame at predetermined intervals so as to be movable in the circumferential direction and axial direction of the cable along the outer peripheral surface of the cable. A swing roller, a rope holder disposed along the outside of the holding frame, and a rope holder configured such that it is wound around the rope holder and the end portion is locked to a fixing member outside the holding frame. This invention relates to a suspension bridge cable temporary tightening machine characterized by comprising a rope for fixing a holding frame.
（作用）
本考案に係る吊橋ケーブル仮締機は前記したよ
うに構成されているので、吊橋ケーブルを同ケー
ブル外周面と間隔を存してリング状ケーブル保持
枠で把持するとともに、同保持枠の外側に沿つて
配設されたロープ受金具に捲装された保持枠固定
用ロープの端部を、前記保持枠外部の足場等の固
定部材に係止することによつて前記保持枠をケー
ブルに固定し、同保持枠に装架された前記振動機
によつてケーブル外周の凸部を加撃し、同ケーブ
ル外周面の形状を修正しうるものである。(Function) Since the suspension bridge cable temporary tightening machine according to the present invention is configured as described above, the suspension bridge cable is held by the ring-shaped cable holding frame at a distance from the outer peripheral surface of the cable, and the holding frame is held by the ring-shaped cable holding frame. The holding frame is fixed to the cable by locking the end of the holding frame fixing rope wrapped around the rope holder disposed along the outside to a fixing member such as a scaffolding outside the holding frame. The shape of the outer circumferential surface of the cable can be corrected by applying a shock to the convex portion on the outer circumference of the cable using the vibrator mounted on the fixed holding frame.
而して前記保持枠には所定間隔毎に首振りロー
ラが装架されていて、同ローラをケーブルの外周
面に沿つて、同ケーブルの円周方向及び軸方向に
沿つて転動させることによつて、前記保持枠をケ
ーブル外周面に沿つて所望の方向に移動せしめ、
前記振動機によつてケーブルの外周面形状を逐次
修正してほぼ円形にしたのち、固縛仮締するもの
である。 Swing rollers are mounted on the holding frame at predetermined intervals, and the rollers are caused to roll along the outer peripheral surface of the cable in the circumferential direction and the axial direction of the cable. Therefore, the holding frame is moved in a desired direction along the outer peripheral surface of the cable,
The shape of the outer circumferential surface of the cable is successively corrected using the vibrator to make it approximately circular, and then the cable is temporarily secured.
（実施例） 以下本案を図示の実施例について説明する。(Example) The present invention will be described below with reference to the illustrated embodiments.
１はメーンケーブルＡの外周を把持するケーブ
ル保持枠で、蝶番２で開閉自在に連結された一双
の円弧状の保持枠片１ａ，１ｂより構成され、保
持枠片１ａの一部に振動機３がストツパ４を介し
てルーズに取付けられている。 Reference numeral 1 denotes a cable holding frame that grips the outer circumference of the main cable A, and is composed of a pair of arc-shaped holding frame pieces 1a and 1b connected with a hinge 2 so as to be openable and closable.A vibrator 3 is attached to a part of the holding frame piece 1a. is loosely attached via a stopper 4.
前記各保持枠片１ａ，１ｂには所定間隔毎にば
ねケース５が直径方向に嵌着され、同ケース５に
その長手方向に可摺動的に嵌装された支持桿６の
先端に首振ローラ７が軸架され、同支持桿６の先
端鍔部８とケース５の頂壁との間に弾機９が介装
され、同弾機９の賦勢力によつて首振りローラ７
がケーブルＡの外周面に圧接されている。なお図
中７′は首振ローラ、弾機、ばねケースの位置を
示す簡略図である。 Spring cases 5 are fitted in the diametrical direction at predetermined intervals on each of the holding frame pieces 1a and 1b, and a support rod 6 is slidably fitted in the case 5 in its longitudinal direction. A roller 7 is mounted on an axis, and a bullet 9 is interposed between the tip flange 8 of the support rod 6 and the top wall of the case 5, and the oscillating roller 7 is moved by the urging force of the bullet 9.
is pressed against the outer peripheral surface of cable A. Note that 7' in the figure is a simplified diagram showing the positions of the swinging roller, the bullet, and the spring case.
前記各保持枠片１ａ，１ｂの左右外側に沿つて
ロープ受金具１１が配設され、同受金具１１に一
双の操作ロープ１０ａ，１０ｂが捲装されてい
る。同各操作ロープ１０ａ，１０ｂは、保持枠１
の位置を固定するためのもので、同各ロープ１０
ａ，１０ｂの他端はロープの下方に位置する固定
部材、例えば足場（図示せず）に係止されるもの
である。 Rope receivers 11 are arranged along the right and left outer sides of each of the holding frame pieces 1a, 1b, and a pair of operating ropes 10a, 10b are wound around the receivers 11. Each of the operating ropes 10a, 10b is connected to the holding frame 1.
This is to fix the position of each rope.
The other ends of a and 10b are fixed to a fixed member located below the rope, such as a scaffold (not shown).
図示の実施例は前記したように構成されている
ので、メインケーブルＡの外周面の凸部Ｂに振動
機３を当接し、同振動機３を矢印イ，ロ方向に振
動せしめることによつて、凸部Ｂにロ方向の打撃
を加え、かくしてメーンケーブルＡを略々円形に
なるように修正して、ワイヤロープ１２と締付機
１３とで固縛仮締する。 Since the illustrated embodiment is constructed as described above, the vibrator 3 is brought into contact with the convex portion B on the outer peripheral surface of the main cable A, and the vibrator 3 is vibrated in the directions of arrows A and B. , a blow is applied to the convex portion B in the direction B, and the main cable A is thus corrected into a substantially circular shape, and is temporarily secured with the wire rope 12 and the tightening machine 13.
なお前記したようにメーンケーブルＡにセツト
された保持枠１に取付けられた振動機３を、凸部
Ｂより凸部B′に移動するには、操作ロープ１０
ａまたは１０ｂをゆるめることによつて、保持枠
１をメーンケーブルＡの円周上をＤまたはＵ方向
に移動させることによつて所期の目的を達成でき
る。 As mentioned above, in order to move the vibrator 3 attached to the holding frame 1 set on the main cable A from the convex part B to the convex part B', the operating rope 10 is
By loosening a or 10b, the holding frame 1 can be moved on the circumference of the main cable A in the direction D or U, thereby achieving the desired purpose.
また首振ローラ７を使用しているので、第２図
に示すメーンケーブルＡの軸線方向ＲまたはＬ方
向にも本装置を容易に移動でき、移動後は振動機
３を凸部に当接して作動することによつて、打撃
力によつて同部の形状を修正するものである。 In addition, since the swing roller 7 is used, the device can be easily moved in the axial direction R or L of the main cable A shown in Fig. 2, and after moving, the vibrator 3 should be brought into contact with the protrusion. When activated, the shape of the part is modified by the impact force.
（考案の効果）
このように本案によれば、夜間で且つ環境の悪
い条件下でも、未熟練労働者が軽労働で吊橋ケー
ブルの仮締の容易に行なわれるものであり、省力
化と作業能率の向上が図られ、工費が節減される
ものである。(Effects of the invention) According to the present invention, temporary tightening of suspension bridge cables can be easily performed by unskilled workers with light labor even at night and in poor environmental conditions, resulting in labor savings and work efficiency. This will result in improved performance and reduced construction costs.
第１図は本案に係る吊橋ケーブル仮締機の一実
施例を示す側面図、第２図はその正面図である。
１…保持枠、３…振動機、７…首振ローラ、１
０ａ，１０ｂ…操作ロープ、１１…受金具。
FIG. 1 is a side view showing an embodiment of a suspension bridge cable temporary tightening machine according to the present invention, and FIG. 2 is a front view thereof. 1... Holding frame, 3... Vibrator, 7... Oscillating roller, 1
0a, 10b...operation rope, 11...receptacle.
Claims (1)
持するリング状のケーブル保持枠、同保持枠に装
架されたケーブル外周面加撃用振動機、前記保持
枠に所定間隔毎に、ケーブル外周面に沿つて同ケ
ーブルの円周方向及び軸方向に移動自在に装架さ
れた首振りローラ、及び前記保持枠の外側に沿つ
て配設されたロープ受金具、並にロープ受金具に
捲着され、端部が前記保持枠外部の固定部材に係
止されるように構成された保持枠固定用ロープよ
りなることを特徴とする吊橋ケーブル仮締機。 A ring-shaped cable holding frame that grips the cable at a distance from the outer peripheral surface of the cable, a vibrator for applying force to the outer peripheral surface of the cable mounted on the holding frame, and a vibrator that supports the outer peripheral surface of the cable at predetermined intervals on the holding frame. an oscillating roller mounted so as to be movable in the circumferential and axial directions of the cable along the cable; a rope holder disposed along the outside of the holding frame; and a rope holder wound around the rope holder. A suspension bridge cable temporary tightening machine comprising a holding frame fixing rope whose end portion is configured to be locked to a fixing member outside the holding frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14189082U JPS5947706U (en) | 1982-09-21 | 1982-09-21 | Suspension bridge cable temporary tightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14189082U JPS5947706U (en) | 1982-09-21 | 1982-09-21 | Suspension bridge cable temporary tightening machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5947706U JPS5947706U (en) | 1984-03-29 |
| JPS6343216Y2 true JPS6343216Y2 (en) | 1988-11-11 |
Family
ID=30317207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14189082U Granted JPS5947706U (en) | 1982-09-21 | 1982-09-21 | Suspension bridge cable temporary tightening machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5947706U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS566808A (en) * | 1979-06-27 | 1981-01-24 | Kobe Steel Ltd | Device for squeezing parallellwire cable |
| JPS56146505A (en) * | 1980-04-15 | 1981-11-14 | Ishikawajima Harima Heavy Ind | Wire wrapping apparatus for cable of suspension bridge |
-
1982
- 1982-09-21 JP JP14189082U patent/JPS5947706U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS566808A (en) * | 1979-06-27 | 1981-01-24 | Kobe Steel Ltd | Device for squeezing parallellwire cable |
| JPS56146505A (en) * | 1980-04-15 | 1981-11-14 | Ishikawajima Harima Heavy Ind | Wire wrapping apparatus for cable of suspension bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5947706U (en) | 1984-03-29 |
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