JPH0371519A - Manufacture of color-considered electric wire - Google Patents

Manufacture of color-considered electric wire

Info

Publication number
JPH0371519A
JPH0371519A JP20634289A JP20634289A JPH0371519A JP H0371519 A JPH0371519 A JP H0371519A JP 20634289 A JP20634289 A JP 20634289A JP 20634289 A JP20634289 A JP 20634289A JP H0371519 A JPH0371519 A JP H0371519A
Authority
JP
Japan
Prior art keywords
electric wire
coloring agent
color
blasting
mixture
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
Application number
JP20634289A
Other languages
Japanese (ja)
Inventor
Yasuhiro Ishii
石井 徳博
Haruki Usuda
薄田 春樹
Fumio Takeshita
竹下 文夫
Mitsuhisa Harada
原田 光久
Masaaki Shimazu
島津 正明
Ichiro Sato
一郎 佐藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SWCC Corp
Original Assignee
Showa Electric Wire and Cable Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Showa Electric Wire and Cable Co filed Critical Showa Electric Wire and Cable Co
Priority to JP20634289A priority Critical patent/JPH0371519A/en
Publication of JPH0371519A publication Critical patent/JPH0371519A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To prevent the generation of corona due to secular change with a low reflectance and low brightness by blasting the surface of aluminium or aluminium alloy wire using a mixture of a grinding material and a coloring agent as a blasting material. CONSTITUTION:From a supply 1 an electric wire 2 such as an ACSR is supplied and blast-processed through a blasting processing machine 3 in which a mixture A composed of a grinding material and of an iron oxide coloring agent is included, and then oil 4 is applied and is wound by a take-up machine 5, to manufacture a color-considered electric wire. By blast-processing the surface of the electric wire with the mixture of the grinding material and the coloring agent, the surface is roughened by the grinding material, and the coloring agent is caught in the roughness and is fixed therein.

Description

【発明の詳細な説明】 [発明の目的] (産業上の利用分野) 本発明は、反射率が低く、しかもコロナ発生の問題のな
い色彩配慮電線の製造方法に関する。
DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a method for producing a color-sensitive electric wire that has low reflectance and is free from the problem of corona generation.

(従来の技術) 従来から、国立公園等の環境の美観を損なわないように
するため、このような地域を通過する送電線には表面反
射率を低くする環境対策を施こすことが行なわれている
(Prior art) In order to avoid damaging the beauty of environments such as national parks, environmental measures have traditionally been taken to reduce the surface reflectance of power transmission lines that pass through such areas. There is.

このような送電線の環境対策としては、■ 送電線表面
にショツトブラスト処理を施してつや消しする。
Environmental measures for such power transmission lines include: (1) Shot blasting the surface of the transmission line to make it matte.

■ 送電線の表面に着色塗料を塗布する。■ Apply colored paint to the surface of power transmission lines.

等の方法が知られている。Methods such as the following are known.

(発明が解決しようとする課題) しかしながら、これらの方法のうち、■の方法では、送
電線の表面を着色する方法に比べて処理コストが小さい
という利点はあるが、反射率や明度等の性能面で(よ不
充分である。
(Problem to be Solved by the Invention) However, among these methods, method (2) has the advantage of lower processing cost than the method of coloring the surface of the power transmission line, but it has poor performance such as reflectance and brightness. In terms of (very inadequate)

また■の方法では、処理コストが高い上に、送電線とし
て長期間使用すると経年変化により表面の着色塗料が剥
M12、コロナが発生するという問題があった。
In addition, the method (2) has the problem that not only is the processing cost high, but when used as a power transmission line for a long period of time, the colored paint on the surface peels off due to aging, and corona occurs.

本発明はこのような問題を解決するためなされたもので
、低反射率、低明度で、経年変化によるコロナ発生の問
題の少ない色彩配慮電線の製造方法を提供することを目
的εする。
The present invention was made in order to solve such problems, and an object thereof is to provide a method for manufacturing a color-sensitive electric wire that has low reflectance, low brightness, and has less problem of corona generation due to aging.

[発明の構成] (課題を解決するための手段) 本発明の色彩配慮電線の製造方法は、アルミまたはアル
ミ合金線の表面を、研削材と着色剤との混合物をブラス
ト材に用いてブラストすることを特徴としている。
[Structure of the Invention] (Means for Solving the Problems) The method for manufacturing a color-conscious electric wire of the present invention includes blasting the surface of an aluminum or aluminum alloy wire using a mixture of an abrasive and a coloring agent as a blasting material. It is characterized by

本発明に使用する研削材こしてはモランダム系として知
られているアルミナ質研削材、デンジツク系として知ら
れている炭化珪素質研削材等があげられる。
Examples of the abrasive materials used in the present invention include alumina abrasives known as morundum-based abrasives and silicon carbide abrasives known as denjitsu-based abrasives.

また着色剤としては、黒色でアルミ線またはアルミ合金
線を腐蝕しないものが好ましく、例えばそのような着色
剤として鉄の酸化物(商品名;鉄黒)や銅、鉄、マンガ
ン等の金属酸化物の混合物(商品名;ダイピロオキサイ
ド)等の金属酸化物があげられる。なお、次表に示すよ
うに、黒色系着色剤として一般的なカーボンブラックや
アニリンブラックはアルミ線を腐蝕させるので好ましく
ない(腐蝕減量は、着色剤2gをLOOmlの水道水に
入れた溶液内に100 +o+sの長さのアルミ線を常
温で9日間浸漬して測定したものである)。
The coloring agent is preferably black and does not corrode the aluminum wire or aluminum alloy wire. Examples of such coloring agents include iron oxide (trade name: iron black) and metal oxides such as copper, iron, and manganese. Examples include metal oxides such as a mixture of (trade name: Dipyroxide). As shown in the table below, carbon black and aniline black, which are common black colorants, are undesirable because they corrode aluminum wire (corrosion loss is calculated by adding 2g of colorant to LOOml of tap water in a solution). (Measurements were made by immersing an aluminum wire with a length of 100 + o + s at room temperature for 9 days).

(以下余白) (作 用) 研削材と着色剤との混合物で電線表面をブラスト処理す
ると研削材により表面が凹凸になり、その凹部に着色剤
が入り込んで定着するので、反射率と明度が低下すると
ともに着色剤の剥離のおそれも少なくなる。
(Left below) (Function) When the wire surface is blasted with a mixture of abrasive material and coloring agent, the surface becomes uneven due to the abrasive material, and the coloring agent enters and becomes fixed in the recesses, resulting in a decrease in reflectance and brightness. At the same time, the risk of colorant peeling is reduced.

(実施例) 次に本発明の実施例について図面を用いて説明する。(Example) Next, embodiments of the present invention will be described with reference to the drawings.

図に示すように本発明においてはサプライ1からACS
R等の電線2を、研削材と鉄の酸化物からなる着色剤と
の混合物Aの入ったブラスト処理機3に通してブラスト
処理し、次いで油4を塗布して巻取機5で巻取り、色彩
配慮電線を製造した。
As shown in the figure, in the present invention, from supply 1 to ACS
An electric wire 2 such as R is blasted by passing it through a blasting machine 3 containing a mixture A of an abrasive and a coloring agent made of iron oxide, and then coated with oil 4 and wound up by a winding machine 5. , manufactured color-friendly electric wires.

このようにして製造した色彩配慮電線の反射率は約6%
、明度(マンセル値)はN4.5〜5であり、性能面の
向上を図ることができた。一方研削材だけでブラスト処
理した色彩配慮電線は反射率は約10%、明度(マンセ
ル値)はN6〜7であった。
The reflectance of the color-conscious wire manufactured in this way is approximately 6%.
The brightness (Munsell value) was N4.5 to 5, and it was possible to improve the performance. On the other hand, the color-conscious electric wire that was blasted with only an abrasive had a reflectance of about 10% and a brightness (Munsell value) of N6 to 7.

[発明の効果] 以上説明したように本発明方法によれば従来の低反射電
線とほぼ同じコストで反1(率と明度のより低い、性能
の向上した色彩配慮電線が得られる。
[Effects of the Invention] As explained above, according to the method of the present invention, a color-conscious electric wire with improved performance and a lower ratio and brightness can be obtained at almost the same cost as conventional low-reflection electric wires.

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

図面は本発明方法を説明する工程図である。 2・・・・・・・・・電線 3・・・・・・・・・ブラスト処理機 5・・・・・・・・・巻取機 The drawings are process diagrams for explaining the method of the present invention. 2・・・・・・Electric wire 3・・・・・・・・・Blast processing machine 5・・・・・・・・・Rewinder

Claims (1)

【特許請求の範囲】[Claims] (1)アルミまたはアルミ合金線の表面を、研削材と着
色剤との混合物をブラスト材に用いてブラストすること
を特徴とする色彩配慮電線の製造方法。
(1) A method for producing a color-conscious electric wire, which comprises blasting the surface of an aluminum or aluminum alloy wire using a mixture of an abrasive and a coloring agent as a blasting agent.
JP20634289A 1989-08-09 1989-08-09 Manufacture of color-considered electric wire Pending JPH0371519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20634289A JPH0371519A (en) 1989-08-09 1989-08-09 Manufacture of color-considered electric wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20634289A JPH0371519A (en) 1989-08-09 1989-08-09 Manufacture of color-considered electric wire

Publications (1)

Publication Number Publication Date
JPH0371519A true JPH0371519A (en) 1991-03-27

Family

ID=16521715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20634289A Pending JPH0371519A (en) 1989-08-09 1989-08-09 Manufacture of color-considered electric wire

Country Status (1)

Country Link
JP (1) JPH0371519A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010135138A (en) * 2008-12-03 2010-06-17 Fujikura Ltd Manufacturing method for copper-clad aluminum wire and copper-clad aluminum wire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010135138A (en) * 2008-12-03 2010-06-17 Fujikura Ltd Manufacturing method for copper-clad aluminum wire and copper-clad aluminum wire

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