JP3023894B2 - Protective cover for electric wire - Google Patents
Protective cover for electric wireInfo
- Publication number
- JP3023894B2 JP3023894B2 JP3000113A JP11391A JP3023894B2 JP 3023894 B2 JP3023894 B2 JP 3023894B2 JP 3000113 A JP3000113 A JP 3000113A JP 11391 A JP11391 A JP 11391A JP 3023894 B2 JP3023894 B2 JP 3023894B2
- Authority
- JP
- Japan
- Prior art keywords
- protective cover
- parts
- weight
- electric wire
- vinyl chloride
- 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 - Lifetime
Links
- 230000001681 protective effect Effects 0.000 title claims description 27
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 22
- 239000011342 resin composition Substances 0.000 claims description 10
- 229920000578 graft copolymer Polymers 0.000 claims description 7
- 239000000314 lubricant Substances 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 7
- 239000004014 plasticizer Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 238000010559 graft polymerization reaction Methods 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000012744 reinforcing agent Substances 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 3
- AGXUVMPSUKZYDT-UHFFFAOYSA-L barium(2+);octadecanoate Chemical compound [Ba+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O AGXUVMPSUKZYDT-UHFFFAOYSA-L 0.000 description 2
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 2
- 239000008116 calcium stearate Substances 0.000 description 2
- 235000013539 calcium stearate Nutrition 0.000 description 2
- UQLDLKMNUJERMK-UHFFFAOYSA-L di(octadecanoyloxy)lead Chemical compound [Pb+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O UQLDLKMNUJERMK-UHFFFAOYSA-L 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 102100035474 DNA polymerase kappa Human genes 0.000 description 1
- 101710108091 DNA polymerase kappa Proteins 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- HBGGXOJOCNVPFY-UHFFFAOYSA-N diisononyl phthalate Chemical compound CC(C)CCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC(C)C HBGGXOJOCNVPFY-UHFFFAOYSA-N 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- -1 phthalate ester Chemical class 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000005591 trimellitate group Chemical group 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、電線、ワイヤハ−ネス
等を覆って保護する保護カバ−に係り、特に耐衝撃性、
耐候性に優れた電線用保護カバ−に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protective cover for covering and protecting an electric wire, a wire harness, and the like .
Weather resistance excellent wire protection cover - in those related.
【０００２】[0002]
【従来の技術】従来、オフィス等のカ−ペットの下に配
線する電線コードや自動車用電線コードなど、結束が解
けないように、荷重が掛かったときに荷重から保護する
ために、外部から衝撃が加わったときに衝撃から保護す
るために電線コードを包み込む保護カバ−が用いられて
いる。この保護カバ−としては、図１に示すような形状
のものが知られている。すなわち、保護カバ−１は、異
形押出成形したもので、上下、左右方向から何等かの荷
重を受けると、保護カバ−１自体が側縁部の重なり部分
に形成される隙間２の範囲で撓むことにより、外部から
加えられた荷重を吸収し、この保護カバ−１の内側に収
納される電線コード３を保護するようになっている。2. Description of the Related Art Conventionally , binding such as a wire cord for wiring under a carpet in an office or a car wire cord has been released.
Protects against load when applied to prevent
Protection from external shocks.
In order to protect the wire cord, a protective cover is used.
I have. As the protective cover, one having a shape as shown in FIG. 1 is known. That is, the protective cover-1 is formed by extrusion molding, and when any load is applied in the vertical and horizontal directions, the protective cover-1 is bent in the range of the gap 2 formed in the overlapping portion of the side edges. As a result, the load applied from the outside is absorbed, and the wire cord 3 housed inside the protective cover 1 is protected.
【０００３】このような保護カバ−１は、従来、塩化ビ
ニル樹脂組成物によって構成されており、この塩化ビニ
ル樹脂組成物は、表１に示されるような組成で構成され
ている。[0003] Such a protective cover-1 has conventionally been made of vinyl chloride.
The vinyl chloride resin composition has a composition as shown in Table 1.
【０００４】[0004]
【表１】 表１に示される塩化ビニル樹脂組成物は、ストレ−トポ
リマ−（ポリ塩化ビニル樹脂）からなる塩化ビニル樹脂
１００重量部（ＰＨＲ）に対し、ステアリン酸鉛、ステ
アリン酸バリウム、ステアリン酸カルシウム等の滑剤を
０〜５重量部、鉛系、Ｃａ−Ｚｎ系、Ｂａ−Ｚｎ系等の
安定剤を１〜２０重量部、アクリル系強化剤を０〜３０
重量部配合して構成されている。 [Table 1] The vinyl chloride resin composition shown in Table 1 was prepared by adding a lubricant such as lead stearate, barium stearate, or calcium stearate to 100 parts by weight (PHR) of a vinyl chloride resin composed of a straight polymer (polyvinyl chloride resin). 0 to 5 parts by weight, 1 to 20 parts by weight of a lead-based, Ca-Zn-based, Ba-Zn-based stabilizer, and 0 to 30 parts of an acrylic reinforcing agent.
It is constituted by blending parts by weight .
【０００５】この表１の組成によると、塩化ビニル樹脂
組成物にアクリル系強化剤を添加しているため、耐衝撃
性が向上している。また、耐衝撃性を向上させるため
に、アクリル系強化剤に代えてＭＢＳ（メチルメタクリ
レ−ト・ブタジエン・スチレン）を添加することもあ
る。 [0005] Ru good on the composition of Table 1, a vinyl chloride resin
The impact resistance is improved because the acrylic reinforcing agent is added to the composition . In order to improve the impact resistance, MBS (methyl methacrylate / butadiene / styrene) may be added instead of the acrylic reinforcing agent .
【０００６】[0006]
【発明が解決しようとする課題】しかし、従来の塩化ビ
ニル樹脂組成物によって構成される保護カバーにあって
は、塩化ビニル樹脂組成物にアクリル系強化剤やＭＢＳ
（メチルメタクリレ−ト・ブタジエン・スチレン）を添
加しているため、耐衝撃性は向上するが、その反面、耐
候性が低下してしまうという問題がある。However, the conventional vinyl chloride
A protective cover made of a nyl resin composition
An acrylic reinforcing agent in a vinyl chloride resin composition and MBS
(Methyl methacrylate / butadiene / styrene) is added, so that impact resistance is improved, but on the other hand, there is a problem that weather resistance is reduced.
【０００７】本発明は上記のような問題点を解決するた
めになされたもので、その目的とす るところは、耐衝撃
性を向上すると共に耐候性も向上することのできる電線
用保護カバーを提供することにある。[0007] The present invention has been made in order to solve the problems described above, the wire that purpose and be Rutokoro is capable of also improving the weather resistance is improved and the impact resistance
To provide a protective cover .
【０００８】[0008]
【課題を解決するための手段】本発明に係る電線用保護
カバーは、帯状の板材の両側端を合わせて長尺の筒状に
異形押出成形し、端部の合わせ部に隙間を形成して側圧
が掛かったときに撓ませて内部に収納した配線用電線を
外的衝撃から保護する電線用保護カバーにおいて、上記
電線用保護カバーを、アクリルゴムに塩化ビニルをグラ
フト重合したグラフト重合体１００重量部に対し、可塑
剤を０〜２０重量部（但し、０重量部を除く）、安定剤
を１〜２０重量部、滑剤を０〜５重量部配合してなる塩
化ビニル樹脂組成物によって構成したものである。According to the present invention, there is provided a protective cover for an electric wire, which is formed by extruding a strip-shaped plate material into a long tubular shape by joining both side ends thereof, and forming a gap in a joining portion of the end portions. In a wire protection cover that bends when side pressure is applied and protects the wiring wires housed inside from external impact, the wire protection cover is made of acrylic rubber coated with vinyl chloride.
0 to 20 parts by weight (excluding 0 parts by weight) of a plasticizer, 1 to 20 parts by weight of a stabilizer, and 0 to 5 parts by weight of a lubricant are added to 100 parts by weight of the graft polymer obtained by theft polymerization. It is composed of a vinyl chloride resin composition.
【０００９】[0009]
【作用】上記塩化ビニル樹脂組成物によって構成した電
線用保護カバーによれば、アクリル系強化剤やＭＢＳ
（メチルメタクリレ−ト・ブタジエン・スチレン）を添
加していなくても、所定の耐衝撃性を確保することがで
き、所定の耐候性を向上することができる。The present invention relates to an electrode made of the above vinyl chloride resin composition.
According to the protective cover for wire , acrylic reinforcing agent or MBS
(Methyl methacrylate - DOO-butadiene-styrene) such not be added without having, it is possible to secure a predetermined impact resistance, it can be improved predetermined weather resistance.
【００１０】[0010]
【実施例】以下、本発明の実施例について説明する。 本
発明は、図１に示す如く、電線用保護カバー１は、帯状
の板材の両側端を合わせて長尺の筒状に異形押出成形
し、端部の合わせ部に隙間２を形成して側圧が掛かった
ときに撓ませて、隙間２の範囲で撓むことにより、外部
から加えられた荷重を吸収し、内部に収納した配線用電
線３を外的衝撃から保護する構成になっている。 Embodiments of the present invention will be described below. Book
In the invention, as shown in FIG.
Extrusion molding into a long tubular shape by joining both sides of the sheet material
Then, a gap 2 was formed at the joint of the ends, and a side pressure was applied.
Sometimes flexing, flexing in the range of the gap 2,
To absorb the load applied from the
The configuration is such that the wire 3 is protected from external impact.
【００１１】この電線用保護カバー１は、塩化ビニル樹
脂組成物によって構成されており、この塩化ビニル樹脂
組成物は、表２に示す如き配合組成を有している。 The electric wire protection cover 1 is made of vinyl chloride
This vinyl chloride resin
The composition has the composition shown in Table 2.
【００１２】[0012]
【表２】 表２に示す塩化ビニル樹脂組成物は、塩化ビニルグラフ
トコポリマ−１００重量部に対し、可塑剤を０〜２０重
量部、安定剤を１〜２０重量部、滑剤を０〜５重量部配
合して構成したものである。[Table 2] The vinyl chloride resin composition shown in Table 2 was prepared by mixing 0 to 20 parts by weight of a plasticizer, 1 to 20 parts by weight of a stabilizer, and 0 to 5 parts by weight of a lubricant with respect to 100 parts by weight of a vinyl chloride graft copolymer. It is composed .
【００１３】具体的には、塩化ビニルグラフトコポリマ
−（塩化ビニルグラフト共重合体）としては、アクリル
ゴムに塩化ビニルをグラフト重合したグラフト重合体で
構成される「グラフトＨＲ」（三井東圧化学株式会社
製）を用い、可塑剤としては、フタル酸エステル系（Ｄ
ＯＰ，ＤＩＮＰなど）、トリメリット酸エステル系（Ｔ
ＯＴＭ，ＴｎＯＴＭなど）、アジピン酸エステル系の可
塑剤を用い、滑剤としては、ステアリン酸鉛、ステアリ
ン酸バリウム、ステアリン酸カルシウム等の滑剤を用
い、安定剤としては、鉛系、Ｃａ−Ｚｎ系、Ｂａ−Ｚｎ
系等の安定剤を用いている。Specifically, as the vinyl chloride graft copolymer (vinyl chloride graft copolymer), acrylic
A graft polymer obtained by graft-polymerizing rubber with vinyl chloride
Using “Graft HR” (manufactured by Mitsui Toatsu Chemicals, Inc.), phthalate ester (D
OP, DINP, etc.), trimellitate (T
OTM, TnOTM, etc.), adipate-based plasticizers, lubricants such as lead stearate, barium stearate and calcium stearate are used as lubricants, and lead-based, Ca-Zn-based, and Ba as stabilizers. -Zn
System and other stabilizers.
【００１４】このように構成される電線用保護カバー
と、従来の電線用保護カバーについて行った耐衝撃性試
験と耐候性試験のそれぞれの結果が表３に比較して示し
てある。耐衝撃性試験の結果は、従来の組成材料によっ
て製造した電線用保護カバーと本願発明の組成材料によ
って製造した電線用保護カバーのそれぞれについてアイ
ゾット衝撃値を求めて比較したものである。また、耐候
性試験の結果は、従来の組成材料によって製造した電線
用保護カバーと本願発明の組成材料によって製造した電
線用保護カバーのそれぞれについてサンシャインウェザ
メータによって５００時間経過後にアイゾット衝撃値を
求めて比較したものである。 Table 3 compares the results of the impact resistance test and the weather resistance test performed on the electric wire protective cover thus configured and the conventional electric wire protective cover. Impact test results are based on conventional composition materials.
And the composition material of the present invention
For each of the electric wire protective covers manufactured by
This is a comparison obtained by determining the zod impact value. Also weatherproof
The results of the performance test show that wires manufactured using conventional composition materials
Protection cover and an electrode manufactured using the composition material of the present invention.
Sunshine weather for each of the wire protective covers
Izod impact value after 500 hours by meter
It is what I sought and compared.
【００１５】[0015]
【表３】 表３から明らかなように、従来の電線用保護カバーの耐
衝撃性が２５．０〜１２７．２ｋｇｆ・cm／cm2 、本発
明の電線用保護カバーの耐衝撃性が２４．５〜１２８．
８ｋｇｆ・cm／cm2 と、本発明の電線用保護カバーの製
造直後の電線用保護カバーのアイゾット衝撃値は、従来
の電線用保護カバーとほとんど同等である。しかしなが
ら、サンシャインウェザメータによって５００時間経過
後にアイゾット衝撃値（耐候性）は、従来の電線用保護
カバーが４．３〜２６．６ｋｇｆ・cm／cm2 であるのに
対し、本発明の電線用保護カバーが２５．１〜１１９．
４ｋｇｆ・cm／cm2 と、本発明の電線用保護カバーが従
来の電線用保護カバーの約５倍の値を示しており、本発
明の電線用保護カバーの方が従来の電線用保護カバーよ
りも耐候性が向上していることが明らかである。したが
って、このようにして形成された塩化ビニル樹脂組成物
を用いてワイヤハ−ネス等の保護カバ−を成形すれば、
気象条件の厳しい場所においても長期間に亘って内部収
容物を保護することができる。[Table 3] As apparent from Table 3, the impact resistance of the conventional electric wire protective cover is 25.0 to 127.2 kgf · cm / cm 2 , and the impact resistance of the electric wire protective cover of the present invention is 24.5 to 128.
8 kgf · cm / cm 2 , the production of the protective cover for electric wire of the present invention
The Izod impact value of the wire protection cover immediately after
Ru almost equivalent der a protective cover for the wire. But
500 hours passed with sunshine weather meter
Later, the Izod impact value (weather resistance) of the conventional electric wire protective cover is 4.3 to 26.6 kgf · cm / cm 2 , whereas the electric wire protective cover of the present invention is 25.1 to 119.
And 4kgf · cm / cm 2, the wire protection cover of the present invention has exhibited about 5 times the value of the protective cover wire slave <br/> years, the onset
Ming's wire protection cover is better than conventional wire protection cover
It is clear that the weather resistance is improved. Therefore, if a protective cover such as a wire harness is formed using the vinyl chloride resin composition thus formed,
The internal contents can be protected for a long period of time even in a place with severe weather conditions.
【００１６】[0016]
【発明の効果】以上のように本発明に係る電線用保護カ
バーによれば、帯状の板材の両側端を合わせて長尺の筒
状に異形押出成形し、端部の合わせ部に隙間を形成して
側圧が掛かったときに撓ませて内部に収納した配線用電
線を外的衝撃から保護する電線用保護カバーを、アクリ
ルゴムに塩化ビニルをグラフト重合したグラフト重合体
１００重量部に対し、可塑剤を０〜２０重量部（但し、
０重量部を除く）、安定剤を１〜２０重量部、滑剤を０
〜５重量部配合してなる塩化ビニル樹脂組成物によって
構成しているため、所定の耐衝撃性を確保することがで
き、しかも耐候性を大幅に向上することができる。As described above, according to the electric wire protection cover according to the present invention, the both ends of the strip-shaped plate are formed into a long cylindrical shape by extruding, and a gap is formed at the joint of the ends. the electric wire protection cover for protecting the wiring wire housed inside flexed when lateral pressure is applied from external impact and, acrylate
0 to 20 parts by weight of a plasticizer with respect to 100 parts by weight of a graft polymer obtained by graft-polymerizing vinyl chloride to rubber
0 parts by weight), 1 to 20 parts by weight of a stabilizer, and 0 parts by weight of a lubricant.
Since it is composed of a vinyl chloride resin composition containing up to 5 parts by weight, a predetermined impact resistance can be ensured and the weather resistance can be greatly improved.
【図１】本発明の電線用保護カバーの実施例を示す斜視
図である。FIG. 1 is a perspective view showing an embodiment of an electric wire protection cover of the present invention.
１…………………………電線用保護カバ− ２…………………………隙間 ３…………………………電線コード1 .............................. wire protection cover - 2 .............................. gap 3 .............................. wire cord
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭62−15704（ＪＰ，Ａ) 特開 昭49−105986（ＪＰ，Ａ) 特開 昭59−54110（ＪＰ，Ａ) 特開 昭63−297445（ＪＰ，Ａ) 実開 昭55−173223（ＪＰ，Ｕ) 実開 昭53−73497（ＪＰ，Ｕ) 実開 平２−83615（ＪＰ，Ｕ) 実公 昭49−46615（ＪＰ，Ｙ１) ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-62-15704 (JP, A) JP-A-49-105986 (JP, A) JP-A-59-54110 (JP, A) JP-A-63-104 297445 (JP, A) Japanese Utility Model Showa 55-173223 (JP, U) Japanese Utility Model Showa 53-73497 (JP, U) Japanese Utility Model Utility Model No. 2-83615 (JP, U) Japanese Utility Model Showa 49-46615 (JP, Y1)
Claims (1)
状に異形押出成形し、端部の合わせ部に隙間を形成して
側圧が掛かったときに撓ませて内部に収納した配線用電
線を外的衝撃から保護する電線用保護カバーにおいて、
上記電線用保護カバーを、アクリルゴムに塩化ビニルを
グラフト重合したグラフト重合体１００重量部に対し、
可塑剤を０〜２０重量部（但し、０重量部を除く）、安
定剤を１〜２０重量部、滑剤を０〜５重量部配合してな
る塩化ビニル樹脂組成物によって構成したことを特徴と
する電線用保護カバー。1. Wiring housed inside a strip-shaped plate material which is formed by extruding a long tubular shape by joining both side ends thereof, forming a gap in the joining portion of the ends and bending when a side pressure is applied. In the protective cover for electric wire to protect the electric wire from external impact,
Use the above-mentioned protective cover for electric wire and vinyl chloride
For 100 parts by weight of the graft polymer obtained by graft polymerization ,
It is characterized by comprising a vinyl chloride resin composition comprising 0 to 20 parts by weight of a plasticizer (excluding 0 parts by weight), 1 to 20 parts by weight of a stabilizer, and 0 to 5 parts by weight of a lubricant. Protective cover for electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3000113A JP3023894B2 (en) | 1991-01-07 | 1991-01-07 | Protective cover for electric wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3000113A JP3023894B2 (en) | 1991-01-07 | 1991-01-07 | Protective cover for electric wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04249810A JPH04249810A (en) | 1992-09-04 |
| JP3023894B2 true JP3023894B2 (en) | 2000-03-21 |
Family
ID=11465006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3000113A Expired - Lifetime JP3023894B2 (en) | 1991-01-07 | 1991-01-07 | Protective cover for electric wire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3023894B2 (en) |
-
1991
- 1991-01-07 JP JP3000113A patent/JP3023894B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04249810A (en) | 1992-09-04 |
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