KR20230140824A - Core identification wire manufacturing method and wire thereof - Google Patents
Core identification wire manufacturing method and wire thereof Download PDFInfo
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- KR20230140824A KR20230140824A KR1020220039559A KR20220039559A KR20230140824A KR 20230140824 A KR20230140824 A KR 20230140824A KR 1020220039559 A KR1020220039559 A KR 1020220039559A KR 20220039559 A KR20220039559 A KR 20220039559A KR 20230140824 A KR20230140824 A KR 20230140824A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000007639 printing Methods 0.000 claims abstract description 18
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 239000004020 conductor Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010330 laser marking Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 229920006352 transparent thermoplastic Polymers 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/34—Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
- H01B13/341—Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables using marking wheels, discs, rollers, drums, balls or belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
- B65H2701/341—Handled filamentary material electric cords or electric power cables in a manufacturing process
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electric Cables (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
본 발명은 선심 식별 전선 제조방법에 관한 것으로서, 더욱 상세하게는 선심을 쉽게 식별할 수 있는 전선의 제조방법과 그 방법으로 제조된 전선에 관한 것이다.The present invention relates to a method of manufacturing a wire core identification wire, and more specifically, to a method of manufacturing a wire that can easily identify the wire core, and to a wire manufactured by the method.
전선은 전류 전송에 사용하는 나전선의 전기도체, 나전선을 절연물로 피복한 절연전선, 또는 절연물로 피복한 전기도체를 다시 보호 피복한 케이블이 있다.Electrical wires include bare conductors used to transmit current, insulated wires made by covering bare wires with insulating material, or cables made by covering electrical conductors covered with insulating material again with a protective coating.
전선은 전기설비의 시공, 유지보수 및 안전을 위하여 색상 등으로 식별을 하고 있으나, 국제표준(IEC)과 국내의 여러 규정이 달라 일원화의 필요성이 제기되었다.Electric wires are identified by color for the construction, maintenance, and safety of electrical facilities, but the international standard (IEC) and various domestic regulations are different, so the need for unification has been raised.
위와 같은 필요성에 따라 국제표준에 기초한 방식으로 색상에 따른 식별방법을 통일하여 2021년 시행된 한국전기설비규정(KEC)에 도입하였고 KS 표준에도 선심식별 표시규정이 도입되었다.In accordance with the above necessity, the identification method according to color was unified in a manner based on international standards and introduced into the Korean Electrical Equipment Regulations (KEC) implemented in 2021, and line identification marking regulations were also introduced into the KS standard.
KEC 규정에서 3상의 전선 중 L1은 갈색, L2는 흑색, L3는 회색, 중성선 N은 청색, 접지나 보호도체는 녹/황 교차로 규정되었다.In KEC regulations, among the three phase wires, L1 is brown, L2 is black, L3 is gray, neutral wire N is blue, and the grounding or protective conductor is green/yellow.
종래의 기술로는 선심 표면에 잉크로 인쇄하거나 레이저 마킹 등의 있으나, 인쇄는 쉽게 지워지고 어두운 환경에서 식별하기 어렵고, 레이저는 비용이 많이 들고 생산성 저하되는 문제가 있다.Conventional technologies include printing with ink on the surface of the core or laser marking, but printing is easily erased and difficult to identify in a dark environment, and laser is expensive and has the problem of reduced productivity.
상기의 필요성에 따라 본 발명은 선심을 쉽게 식별할 수 있는 전선의 제조방법과 그 방법으로 제조된 전선을 제공하고자 한다.In accordance with the above necessity, the present invention seeks to provide a method of manufacturing an electric wire that can easily identify the wire core and an electric wire manufactured by the method.
상기의 해결하고자 하는 과제를 위한 본 발명에 따른 선심 식별 전선 제조방법은, 전선의 선심과 상기 선심을 식별하기 위한 색상 식별 테이프를 제조하여 압출기에 투입하는 단계; 압출기에서 색상이 보이도록 투명수지로 피복하는 단계; 피복된 전선을 냉각하는 단계 및 냉각된 피복 전선을 권취하는 단계를 포함하되, 상기 선심은 색상 또는 색상띠의 개수로 식별하는 것을 특징으로 한다.The method of manufacturing a core identification wire according to the present invention for the problem to be solved above includes the steps of manufacturing a core of an electric wire and a color identification tape for identifying the core and putting it into an extruder; Coating with transparent resin so that the color is visible in the extruder; It includes cooling the coated wire and winding the cooled coated wire, wherein the wire core is identified by color or the number of color bands.
상기 색상 식별 테이프의 제조방법은, 원단을 준비하여 롤인쇄기에 투입하는 단계; 투입된 원단에 소정의 색상으로 인쇄하는 단계; 인쇄 후 건조하는 단계; 건조된 인쇄 필름을 권취하는 단계 및 인쇄 필름을 소정의 폭으로 슬리팅(slitting)하고 포장하는 단계를 포함하는 것을 특징으로 한다.The method of manufacturing the color identification tape includes preparing fabric and putting it into a roll printer; A step of printing a predetermined color on the input fabric; Drying after printing; It is characterized by comprising the steps of winding the dried printed film, slitting the printed film to a predetermined width, and packaging the printed film.
피복수지는 투명한 폴리에틸렌인 것을 특징으로 한다.The coating resin is characterized by being transparent polyethylene.
색상 식별 테이프는 폴리스티렌인 것을 특징으로 한다.The color identification tape is characterized in that it is polystyrene.
본 발명의 다른 실시예로서 상기의 제조방법으로 제조된 식별 전선이고, 3상의 전선에서 L1은 갈색으로 1개의 색상띠, L2는 흑색으로 2개의 색상띠, L3는 회색으로 3개의 색상띠, N은 청색으로 4개의 색상띠를 갖거나 연속된 색상띠로 식별되는 것을 특징으로 한다.As another embodiment of the present invention, it is an identification wire manufactured by the above manufacturing method, and in the three-phase wire, L1 has one color band in brown, L2 has two color bands in black, L3 has three color bands in gray, and N It is characterized by having four color bands in blue or being identified by continuous color bands.
색상띠와 여백을 서로 반전하여 인쇄한 것을 특징으로 한다.It is characterized by printing with the color bands and margins reversed.
본 발명에 따른 선심 식별 전선 제조방법은 스킨에 인쇄하는 방식보다 내구성이 있으며 어두운 환경에서 식별하기 쉽고 생산단가가 저렴한 효과가 있다.The method of manufacturing a core identification wire according to the present invention is more durable than a method of printing on a skin, is easy to identify in a dark environment, and has a low production cost.
도 1은 본 발명에 따른 선심 식별 전선 제조방법의 순서도이다.
도 ２는 본 발명에 따른 선심 식별 전선 제조방법의 개략도이다.
도 3은 본 발명에 따른 색상 식별 테이프 제조방법의 흐름도이다.
도 4는 본 발명에 따른 색상 식별 테이프의 여러 가지 실시예이다.
도 5는 본 발명에 따른 선심 식별 전선의 제작된 실시예이다.Figure 1 is a flow chart of a method for manufacturing a core identification wire according to the present invention.
Figure 2 is a schematic diagram of a method for manufacturing a core identification wire according to the present invention.
Figure 3 is a flow chart of a method for manufacturing a color identification tape according to the present invention.
4 shows several embodiments of a color identification tape according to the present invention.
Figure 5 is a manufactured example of a core identification wire according to the present invention.
이하, 본 발명의 실시를 위한 구체적인 실시예와 도면을 참고하여 설명한다. 본 발명의 실시예는 하나의 발명을 설명하기 위한 것으로서 권리범위는 예시된 실시예에 한정되지 아니하고, 예시된 도면은 발명의 명확성을 위하여 핵심적인 내용만 확대 도시하고 부수적인 것을 생략하였으므로 도면에 한정하여 해석하여서는 아니 된다.Hereinafter, the present invention will be described with reference to specific examples and drawings. The embodiments of the present invention are intended to explain one invention, and the scope of rights is not limited to the illustrated embodiments, and the illustrated drawings are limited to the drawings because only key content is enlarged and incidental details are omitted for clarity of the invention. It should not be interpreted as such.
도 1은 본 발명에 따른 선심 식별 전선 제조방법의 순서도로서, 전선의 선심과 상기 선심을 식별하기 위한 색상 식별 테이프를 압출기에 투입하는 단계; 압출기에서 색상이 보이도록 투명수지로 피복하는 단계; 피복된 전선을 냉각하는 단계 및 냉각된 피복 전선을 권취하는 단계를 포함한다.Figure 1 is a flowchart of a method of manufacturing a core identification wire according to the present invention, comprising the steps of introducing a core of an electric wire and a color identification tape for identifying the core into an extruder; Coating with transparent resin so that the color is visible in the extruder; It includes cooling the coated wire and winding the cooled coated wire.
전선은 전기설비의 시공, 유지보수 및 안전을 위하여 개정된 KEC 규정에 따라 3상의 전선 중 L1은 갈색, L2는 흑색, L3는 회색, 중성선 N은 청색, 접지나 보호도체는 녹/황 교차로 식별한다.According to the revised KEC regulations for the construction, maintenance, and safety of electrical equipment, among the three-phase wires, L1 is brown, L2 is black, L3 is gray, neutral N is blue, and grounding or protective conductors are identified as green/yellow. do.
본 발명에 따른 선심의 식별은 나전선의 피복 시에 색상 식별 테이프를 피복의 내부에 삽입하고 투명 수지로 피복하여 표면에 인쇄하여 발생되는 문제점을 해결하였다.Identification of the core according to the present invention solves the problem that occurs when coating a bare wire by inserting a color identification tape into the inside of the coating, covering it with transparent resin, and printing on the surface.
도 ２는 본 발명에 따른 선심 식별 전선 제조방법의 개략도로서, 제1 권출기(10)에서 나선의 전선 선심(11)을 풀어내고, 제2 권출기(20)에서 색상 식별 테이프(21)를 풀어내어 전선 선심과 함께 압출기(30)에 투입된다. 압출기에서 폴리에틸렌(PE)을 피복 수지로 녹여 선심과 색상 식별 테이프를 감싸 피복한다. PE는 투명 또는 유백색으로 내부색상 식별 테이프의 색상이 잘 보이도록 한다.Figure 2 is a schematic diagram of a method of manufacturing a core identification wire according to the present invention, in which the spiral wire core 11 is unraveled in the first unwinder 10 and the color identification tape 21 is removed in the second unwinder 20. It is unwound and put into the extruder 30 together with the wire core. Polyethylene (PE) is melted into a coating resin in an extruder, and the core and color identification tape are wrapped and coated. PE is transparent or milky white so that the color of the internal color identification tape is clearly visible.
압출기에서 피복된 전선(51)은 냉각기(40)에서 냉각되어 권취기(50)에 감아진다.The wire 51 coated in the extruder is cooled in the cooler 40 and wound around the winder 50.
도 3은 본 발명에 따른 색상 식별 테이프 제조방법의 흐름도로서, 원단을 준비하여 롤인쇄기에 투입하는 단계; 투입된 원단에 소정의 색상으로 인쇄하는 단계; 인쇄 후 건조하는 단계; 건조된 인쇄 필름을 권취하는 단계 및 인쇄 필름을 소정의 폭으로 슬리팅(slitting)하고 포장하는 단계를 포함한다.Figure 3 is a flowchart of a method for manufacturing a color identification tape according to the present invention, comprising the steps of preparing fabric and putting it into a roll printer; A step of printing a predetermined color on the input fabric; Drying after printing; It includes the steps of winding the dried printed film, slitting the printed film to a predetermined width, and packaging the printed film.
원단은 투명한 열가소성 수지로 폴리스티렌(PS) 등이 바람직하다. 생산성을 위하여 670mm 광폭의 원단을 사용한다.The fabric is a transparent thermoplastic resin, preferably polystyrene (PS). For productivity, 670mm wide fabric is used.
인쇄는 색상별 인쇄 롤러에 잉크를 묻혀 전사 인쇄를 한다. 670mm 폭의 원단을 사용할 때 인쇄 롤러의 폭은 660mm이다. 인쇄 후 권취를 하고, 출고는 10mm, 15mm, 20mm 등 소정의 폭으로 슬리팅(slitting, 세로 째기)를 하여 출고한다.Printing is done by applying ink to a color-specific printing roller. When using 670mm wide fabric, the width of the printing roller is 660mm. After printing, it is wound and shipped by slitting to a predetermined width such as 10mm, 15mm, or 20mm.
도 4는 본 발명에 따른 색상띠(22)와 색상띠의 개수로 식별된 색상 식별 테이프의 여러 가지 실시예이다. 3상의 경우 L1은 갈색으로 1개의 색상띠, L2는 흑색으로 2개의 색상띠, L3는 회색으로 3개의 색상띠, N은 청색으로 4개의 색상띠를 갖거나 연속된 색상띠를 갖는다. 도 4(a)는 색상띠의 폭이 10mm이고 색상띠 사이 간격이 3mm인경우이고, 도 4(b)는 폭이 6mm이고 색상띠간 간격이 2mm인 경우이다. 도 4(c)와 도 4(d)는 각각 도 4(a)와 4(b)를 색상 반전시킨 실시예이다. 즉, 개수를 나타내는 띠 부분은 색상 인쇄가 안 되고 나머지 여백에 색상을 인쇄한 것이다.Figure 4 shows various embodiments of the color identification tape identified by the color bands 22 and the number of color bands according to the present invention. In the case of three phases, L1 has one color band in brown, L2 has two color bands in black, L3 has three color bands in gray, and N has four color bands in blue or continuous color bands. Figure 4(a) shows a case where the width of the color bands is 10 mm and the gap between color bands is 3 mm, and Figure 4(b) shows a case where the width is 6 mm and the gap between color bands is 2 mm. Figures 4(c) and 4(d) are examples in which the colors of Figures 4(a) and 4(b) are inverted, respectively. In other words, the strip indicating the number is not printed in color, but color is printed in the remaining margin.
도 5는 본 발명에 따른 선심 식별 전선의 제작된 실시예로서, 도 5(a)는 L1의 실시예이고, 도 5(b)는 L2의 실시예이고, 도 5(c)는 L3의 실시예이고, 도 5(d)는 연속된 청색띠를 갖는 N의 실시예이다.Figure 5 is a manufactured example of a core identification wire according to the present invention, Figure 5(a) is an example of L1, Figure 5(b) is an example of L2, and Figure 5(c) is an example of L3. This is an example, and Figure 5(d) is an example of N with a continuous blue band.
10: 제1 권출기
11: 선심
20: 제2 권출기
21: 색상 식별 테이프
30: 압출기
40: 냉각기
50: 권취기
51: 피복 전선10: first unwinder 11: core
20: second unwinder 21: color identification tape
30: extruder 40: cooler
50: winder 51: covered wire
Claims (7)
상기 압출기에서 색상 식별 테이프의 색상이 보이도록 투명수지로 피복하는 단계;
피복된 전선을 물속을 통과시켜 냉각하는 단계 및
냉각된 피복 전선을 권취하는 단계를 포함하되,
상기 선심은 색상 또는 색상띠의 개수로 식별하는 것을 특징으로 하는 선심 식별 전선 제조방법.Manufacturing a core of an electric wire and a color identification tape for identifying the core and putting it into an extruder;
Coating the color identification tape with transparent resin so that its color is visible in the extruder;
Cooling the coated wire by passing it through water, and
Including winding the cooled insulated wire,
A method of manufacturing a core identification wire, characterized in that the core is identified by color or the number of color bands.
상기 색상 식별 테이프의 제조방법은,
원단을 준비하여 롤인쇄기에 투입하는 단계;
투입된 원단에 소정의 색상으로 인쇄하는 단계;
인쇄 후 건조하는 단계;
건조된 인쇄 필름을 권취하는 단계 및
권취된 인쇄 필름을 소정의 폭으로 슬리팅(slitting)하고 포장하는 단계를 포함하는 것을 특징으로 하는 선심 식별 전선 제조방법.According to paragraph 1,
The manufacturing method of the color identification tape is,
Preparing fabric and putting it into a roll printer;
A step of printing a predetermined color on the input fabric;
Drying after printing;
Winding up the dried printing film and
A method of manufacturing a core identification wire, comprising the step of slitting and packaging the wound printed film to a predetermined width.
피복수지의 재질은 투명한 폴리에틸렌인 것을 특징으로 하는 선심 식별 전선 제조방법.According to paragraph 1,
A method of manufacturing a core identification wire, characterized in that the material of the covering resin is transparent polyethylene.
상기 색상 식별 테이프의 재질은 폴리스티렌인 것을 특징으로 하는 선심 식별 전선 제조방법.According to paragraph 1,
A method of manufacturing a core identification wire, characterized in that the material of the color identification tape is polystyrene.
3상의 전선에서 L1은 갈색으로 1개의 색상띠, L2는 흑색으로 2개의 색상띠, L3는 회색으로 3개의 색상띠, N은 청색으로 4개의 색상띠를 갖거나 연속된 색상띠로 식별되는 것을 특징으로 하는 식별 전선.According to clause 5,
In a three-phase wire, L1 has one color band in brown, L2 has two color bands in black, L3 has three color bands in gray, and N has four color bands in blue or is identified as a continuous color band. Identification wire as.
색상띠와 여백을 서로 반전하여 인쇄한 것을 특징으로 하는 식별 전선.According to clause 6,
An identification wire characterized by printing the color bands and margins in reverse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220039559A KR20230140824A (en) | 2022-03-30 | 2022-03-30 | Core identification wire manufacturing method and wire thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220039559A KR20230140824A (en) | 2022-03-30 | 2022-03-30 | Core identification wire manufacturing method and wire thereof |
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| Publication Number | Publication Date |
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| KR20230140824A true KR20230140824A (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020220039559A KR20230140824A (en) | 2022-03-30 | 2022-03-30 | Core identification wire manufacturing method and wire thereof |
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| Country | Link |
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| KR (1) | KR20230140824A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200352977Y1 (en) | 2004-03-25 | 2004-06-09 | 엘지전선 주식회사 | Wires-unit having identification-tape therein and cable including the same |
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2022
- 2022-03-30 KR KR1020220039559A patent/KR20230140824A/en not_active Application Discontinuation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200352977Y1 (en) | 2004-03-25 | 2004-06-09 | 엘지전선 주식회사 | Wires-unit having identification-tape therein and cable including the same |
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