WO2013111868A1 - Electric cable - Google Patents

Electric cable Download PDF

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Publication number
WO2013111868A1
WO2013111868A1 PCT/JP2013/051621 JP2013051621W WO2013111868A1 WO 2013111868 A1 WO2013111868 A1 WO 2013111868A1 JP 2013051621 W JP2013051621 W JP 2013051621W WO 2013111868 A1 WO2013111868 A1 WO 2013111868A1
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Prior art keywords
electric cable
spring
cable
core
spring material
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PCT/JP2013/051621
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French (fr)
Japanese (ja)
Inventor
水野　英治
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中央発條株式会社
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Publication of WO2013111868A1 publication Critical patent/WO2013111868A1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/06—Extensible conductors or cables, e.g. self-coiling cords
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/22—Metal wires or tapes, e.g. made of steel
    • H01B7/221—Longitudinally placed metal wires or tapes

Definitions

  • the present invention relates to an electric cable, and is particularly effective when applied to a staying cable of an electric cable winding device.
  • the staying cable is pressed (biased) to the outer peripheral side of the reel by a linear spiral spring material.
  • An aspect of the present invention is to provide an electric cable effective when applied to a staying cable and other electric cables.
  • the electric cable of the present invention includes an elastically deformable spring material and an energizing core material.
  • the electric cable itself can have elasticity. Therefore, for example, if the present invention is applied to a staying cable or the like, a contactless cable reel can be reduced in size.
  • the spring material may also serve as a core material for energization.
  • the spring material and the core material may be covered and integrated with the covering material. If the electric cable is configured in this way, the entire device including the spring material can be handled as one cable, which is easy to use.
  • the spring material and the core material are desirably arranged adjacent to each other. And this invention is good to apply to the electric cable which has a plurality of core materials.
  • the spring material may be disposed between the core materials.
  • the electrical cable is configured in this manner, even if a plurality of core materials are twisted, the spring materials are arranged between the core materials, so that the spring materials are prevented from being twisted together with the core materials. it can.
  • the electric cable according to the present invention is applied to a staying cable of an electric cable winding device.
  • the “staying cable” means an electric cable used in a “contactless electric cable winding device” that does not have a sliding contact such as a slip ring.
  • the staying cable connects the winding electric cable wound around the winding drum and the power supply side, and is housed in the winding drum or the like to be used for the winding drum. Absorbs rotation.
  • the electric cable 1 is applied to an electric cable including a plurality (for example, four) of core members 3 for energization.
  • Each core member 3 is made of a material having excellent conductivity such as copper, and is covered with an electrically insulating coating material 3A.
  • an elastically deformable spring member 5 is disposed adjacent to the core member 3.
  • the spring material 5 is disposed substantially at the center of the electric cable 1.
  • the spring material 5 and the plurality of core materials 3 are covered and integrated by a flexible resin coating material 7 to form one electric cable.
  • the spring material 5 employs a metal such as spring steel, but may be other materials (for example, resin).
  • the spring material 5 and the plurality of core members 3 are integrated by being covered with a covering material, so that the whole including the spring material 5 can be handled as one electric cable. Is good.
  • the spring material 5 is arrange
  • the spring material 5 is disposed adjacent to the three core materials 3.
  • a spring member 5 having the same electrical conductivity as the core member 3 may be used. That is, the spring member 5 may also serve as the energizing core material.
  • the present embodiment is an example in which the electric cable according to the present invention is applied to a flat cable. Also in this embodiment, the spring material 5 is disposed adjacent to the three core materials 3.
  • the position where the spring material 5 is disposed is not limited to one end in the width direction.
  • the spring material 5 is disposed at the center in the width direction or both ends in the width direction. Also good.
  • the electric cable according to the present invention is applied to the staying cable of the winding device for the electric cable.
  • the present invention is not limited to this, and is inserted into a conduit such as a building. It can also be applied to electric cables.
  • the electrical cable in order to insert an electrical cable into a conduit such as a building, the electrical cable is usually connected to a string previously inserted in the conduit and the string is pulled out, or the flexibility and rigidity of a wire such as a wire This is done by inserting the provided wire so as to push it into the conduit, and then connecting the electrical cable to the rear end of the wire and pulling out the wire.
  • the electric cable since the electric cable itself has a function equivalent to that of the wire, the electric cable can be easily inserted into a conduit such as a building.
  • the cross-sectional shape of the spring material 5 is round.
  • the present invention is not limited to this, and may be other shapes such as a rectangular shape.
  • the spring material 5 is a leaf spring.
  • the spring material 5 since the spring material 5 was a metal, you may utilize the spring material 5 as a conduction
  • the covering material 7 and the spring material 5 are provided independently. However, the covering material 7 may function as the spring material 5.
  • covering material 7 was resin, this invention is not limited to this.
  • the core material 3 and the spring material 5 are integrated in the covering material 7, but the present invention is not limited to this, and for example, the spring material 5 is used as the covering material. It is good also as sticking to 3A, or arrange
  • the number of the spring members 5 is one.
  • the present invention is not limited to this.
  • a plurality of the spring members 5 and one core member 3 may be used.
  • the present invention is not limited to the above-described embodiment as long as it matches the gist of the invention described in the claims.

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  • Insulated Conductors (AREA)
  • Electric Cable Arrangement Between Relatively Moving Parts (AREA)

Abstract

This electric cable comprises an elastically deformable spring material and a current-carrying core material.

Description

電気ケーブルElectric cable 関連出願の相互参照Cross-reference of related applications
　本国際出願は、２０１２年１月２７日に日本国特許庁に出願された日本国特許出願第２０１２－１５６７３号に基づく優先権を主張するものであり、日本国特許出願第２０１２－１５６７３号の全内容を参照により本国際出願に援用する。 This international application claims priority based on Japanese Patent Application No. 2012-15673 filed with the Japan Patent Office on January 27, 2012, and is based on Japanese Patent Application No. 2012-15673. The entire contents are incorporated herein by reference.
　本発明は、電気ケーブルに関するものであり、特に、電気ケーブル用巻取装置の滞留ケーブルに適用して有効である。 The present invention relates to an electric cable, and is particularly effective when applied to a staying cable of an electric cable winding device.
　例えば、特許文献１に記載の電気ケーブル用巻取装置では、線状渦巻き形のばね材により滞留ケーブルをリールの外周側に押圧（付勢）している。 For example, in the winding device for an electric cable described in Patent Document 1, the staying cable is pressed (biased) to the outer peripheral side of the reel by a linear spiral spring material.
特開２０１０－１５９１４９号公報JP 2010-159149 A
　本発明の一側面は、滞留ケーブルやその他電気ケーブルに適用して有効な電気ケーブルを提供することである。 An aspect of the present invention is to provide an electric cable effective when applied to a staying cable and other electric cables.
　本発明の電気ケーブルは、弾性変形可能なばね材、及び通電用の芯材を備える。
　これにより、本発明の電気ケーブルでは、電気ケーブル自身に弾性を持たせることができる。したがって、例えば、本願発明を滞留ケーブル等に適用すれば、無接点方式のケーブルリールの小型化を図ることができる。なお、ばね材が、通電用の芯材を兼ねていてもよい。 The electric cable of the present invention includes an elastically deformable spring material and an energizing core material.
Thereby, in the electric cable of the present invention, the electric cable itself can have elasticity. Therefore, for example, if the present invention is applied to a staying cable or the like, a contactless cable reel can be reduced in size. The spring material may also serve as a core material for energization.
　本発明の電気ケーブルでは、ばね材及び芯材は、被覆材に覆われて一体化されていてもよい。
　このように電気ケーブルを構成すれば、ばね材を含め全体を１つのケーブルとして扱うことができるので、使い勝手がよい。 In the electric cable of the present invention, the spring material and the core material may be covered and integrated with the covering material.
If the electric cable is configured in this way, the entire device including the spring material can be handled as one cable, which is easy to use.
　なお、ばね材と芯材とは、隣接して配置されていることが望ましい。
　そして、芯材が複数である電気ケーブルに本発明を適用するとよい。
　また、ばね材は、芯材間に配置されていてもよい。 Note that the spring material and the core material are desirably arranged adjacent to each other.
And this invention is good to apply to the electric cable which has a plurality of core materials.
The spring material may be disposed between the core materials.
　このように電気ケーブルを構成すれば、仮に、複数の芯材が撚られても、ばね材が芯材間に配置されているので、ばね材が芯材の撚りとともに捻られてしまうことを抑制できる。 If the electrical cable is configured in this manner, even if a plurality of core materials are twisted, the spring materials are arranged between the core materials, so that the spring materials are prevented from being twisted together with the core materials. it can.
本発明の第１実施形態に係る電気ケーブルの断面図である。It is sectional drawing of the electric cable which concerns on 1st Embodiment of this invention. 本発明の第２実施形態に係る電気ケーブルの断面図である。It is sectional drawing of the electric cable which concerns on 2nd Embodiment of this invention. 本発明の第３実施形態に係る電気ケーブルの断面図である。It is sectional drawing of the electric cable which concerns on 3rd Embodiment of this invention.
　１… 電気ケーブル　３… 芯材　３Ａ… 電気絶縁被覆材
　５… ばね材　７… 被覆材 DESCRIPTION OF SYMBOLS 1 ... Electric cable 3 ... Core material 3A ... Electrical insulation coating material 5 ... Spring material 7 ... Coating material
　以下に説明する「発明の実施形態」は実施形態の一例を示すものである。つまり、特許請求の範囲に記載された発明特定事項等は、下記の実施形態に示された具体的手段や構造等に限定されるものではない。 The “embodiment of the invention” described below shows an example of the embodiment. In other words, the invention specific items described in the claims are not limited to the specific means and structures shown in the following embodiments.
　本実施形態は、電気ケーブル用巻取装置の滞留ケーブルに本発明に係る電気ケーブルを適用したものである。以下、本発明の実施形態を図面と共に説明する。
　なお、「滞留ケーブル」は、スリップリング等の摺動接点を備えていない「無接点方式の電気ケーブル用巻取装置」に用いられる電気ケーブルを意味している。滞留ケーブルは、例えば、特許文献１の図１に示されるように、巻取ドラムに巻き取られる巻取電気ケーブルと電源側とを繋ぐとともに、巻取ドラム内等に収納されて巻取ドラムの回転を吸収するものである。 In the present embodiment, the electric cable according to the present invention is applied to a staying cable of an electric cable winding device. Hereinafter, embodiments of the present invention will be described with reference to the drawings.
The “staying cable” means an electric cable used in a “contactless electric cable winding device” that does not have a sliding contact such as a slip ring. For example, as shown in FIG. 1 of Patent Document 1, the staying cable connects the winding electric cable wound around the winding drum and the power supply side, and is housed in the winding drum or the like to be used for the winding drum. Absorbs rotation.
　（第１実施形態）
　１．電気ケーブルの構造
　本実施形態に係る電気ケーブル１は、図１に示すように、通電用の芯材３を複数（例えば、４本）備える電気ケーブルに適用したものである。なお、各芯材３は、銅等の導電性に優れた材質からなるものであって、電気絶縁被覆材３Ａにより覆われている。 (First embodiment)
1. Structure of Electric Cable As shown in FIG. 1, the electric cable 1 according to this embodiment is applied to an electric cable including a plurality (for example, four) of core members 3 for energization. Each core member 3 is made of a material having excellent conductivity such as copper, and is covered with an electrically insulating coating material 3A.
　そして、隣り合う芯材３間には、当該芯材３に隣接して弾性変形可能なばね材５が配設されている。つまり、本実施形態では、電気ケーブル１の略中央にばね材５が配設された構成となっている。 In addition, between the adjacent core members 3, an elastically deformable spring member 5 is disposed adjacent to the core member 3. In other words, in the present embodiment, the spring material 5 is disposed substantially at the center of the electric cable 1.
　また、ばね材５及び複数の芯材３は、可撓性を有する樹脂製の被覆材７に覆われて一体化されて１本の電気ケーブルとなっている。なお、本実施形態では、ばね材５は、ばね鋼等の金属を採用しているが、その他材料（例えば、樹脂）であってもよい。 Further, the spring material 5 and the plurality of core materials 3 are covered and integrated by a flexible resin coating material 7 to form one electric cable. In the present embodiment, the spring material 5 employs a metal such as spring steel, but may be other materials (for example, resin).
　２．本実施形態に係る電気ケーブルの特徴
　本実施形態では、電気ケーブル１それ自体に弾性を持たせることができるので、滞留ケーブルが収納される部位を小型にしても、巻取ドラムの回転時に滞留ケーブルが座屈するように折れ曲がってしまうことを防止できる。延いては、電気ケーブル用巻取装置の小型化を図ることができる。 2. Characteristics of the electric cable according to the present embodiment In the present embodiment, since the electric cable 1 itself can be made elastic, even if the portion where the stay cable is stored is reduced in size, the stay cable when the take-up drum rotates. Can be prevented from bending to buckle. As a result, the electrical cable winding device can be miniaturized.
　また、本実施形態では、ばね材５及び複数の芯材３は、被覆材に覆われて一体化されているので、ばね材５を含め全体を１つの電気ケーブルとして扱うことができるので、使い勝手がよい。 In the present embodiment, the spring material 5 and the plurality of core members 3 are integrated by being covered with a covering material, so that the whole including the spring material 5 can be handled as one electric cable. Is good.
　さらに、本実施形態では、ばね材５は、芯材３間に配置されているので、仮に、複数の芯材３が撚られても、ばね材５が芯材３の撚りとともに捻られてしまうことを抑制できる。延いては、ばね材５が損傷してしまうことを抑制できる。 Furthermore, in this embodiment, since the spring material 5 is arrange | positioned between the core materials 3, even if the several core material 3 is twisted, the spring material 5 will be twisted with the twist of the core material 3. This can be suppressed. As a result, the spring material 5 can be prevented from being damaged.
　（第２実施形態）
　本実施形態は、図２に示すように、芯材３を３本とした例である。そして、本実施形態でも、ばね材５は、３本の芯材３に隣接して配設されている。ばね部材５として芯材３と同様の通電性を有するものを用いてもよい。即ち、ばね部材５が通電用心材の機能を兼用してもよい。 (Second Embodiment)
In the present embodiment, as shown in FIG. 2, three core members 3 are used. In this embodiment, the spring material 5 is disposed adjacent to the three core materials 3. A spring member 5 having the same electrical conductivity as the core member 3 may be used. That is, the spring member 5 may also serve as the energizing core material.
　（第３実施形態）
　本実施形態は、図３に示すように、フラットケーブルに本発明に係る電気ケーブルを適用した例である。そして、本実施形態においても、ばね材５は、３本の芯材３に隣接して配設されている。 (Third embodiment)
As shown in FIG. 3, the present embodiment is an example in which the electric cable according to the present invention is applied to a flat cable. Also in this embodiment, the spring material 5 is disposed adjacent to the three core materials 3.
　なお、ばね材５を配設する位置は、図３に示すように、幅方向一端側に限定されるものではなく、例えば、幅方向中央部又は幅方向両端側にばね材５を配置してもよい。
　（その他の実施形態）
　上述の実施形態では、電気ケーブル用巻取装置の滞留ケーブルに本発明に係る電気ケーブルを適用したが、本発明はこれに限定されるものではなく、例えば、建物等の電線管内に挿通される電気ケーブルにも適用することができる。 As shown in FIG. 3, the position where the spring material 5 is disposed is not limited to one end in the width direction. For example, the spring material 5 is disposed at the center in the width direction or both ends in the width direction. Also good.
(Other embodiments)
In the above-described embodiment, the electric cable according to the present invention is applied to the staying cable of the winding device for the electric cable. However, the present invention is not limited to this, and is inserted into a conduit such as a building. It can also be applied to electric cables.
　すなわち、建物等の電線管内に電気ケーブルを挿通するには、通常、予め電線管に挿通された紐に電気ケーブルを繋いで当該紐を引き出す、又は通線ワイヤー等の可撓性と剛性とを備えたワイヤーを電線管に押し込むように挿通させた後、当該通線ワイヤーの後端に電気ケーブルを繋いで通線ワイヤーを引き出すことにより行われる。 That is, in order to insert an electrical cable into a conduit such as a building, the electrical cable is usually connected to a string previously inserted in the conduit and the string is pulled out, or the flexibility and rigidity of a wire such as a wire This is done by inserting the provided wire so as to push it into the conduit, and then connecting the electrical cable to the rear end of the wire and pulling out the wire.
　しかし、本願発明に係る電気ケーブルでは、電気ケーブルそれ自体が通線ワイヤーと同等の機能を有しているので、建物等の電線管内に容易に電気ケーブルを挿通することができる。 However, in the electric cable according to the present invention, since the electric cable itself has a function equivalent to that of the wire, the electric cable can be easily inserted into a conduit such as a building.
　また、上述の実施形態では、ばね材５の断面形状が丸であったが、本発明はこれに限定されるものではなく、矩形状等のその他形状であってもよい。特に、第３実施形態においては、電気ケーブル１がフラットケーブルにて構成されているので、ばね材５を板ばね状とすると好適である。 In the above-described embodiment, the cross-sectional shape of the spring material 5 is round. However, the present invention is not limited to this, and may be other shapes such as a rectangular shape. In particular, in the third embodiment, since the electric cable 1 is composed of a flat cable, it is preferable that the spring material 5 is a leaf spring.
　また、上述の実施形態では、ばね材５は金属であったので、ばね材５も導通部材として利用してもよい。
　また、上述の実施形態では、被覆材７とばね材５とが独立して設けられていたが、被覆材７をばね材５として機能させてもよい。 Moreover, in the above-mentioned embodiment, since the spring material 5 was a metal, you may utilize the spring material 5 as a conduction | electrical_connection member.
In the above-described embodiment, the covering material 7 and the spring material 5 are provided independently. However, the covering material 7 may function as the spring material 5.
　また、上述の実施形態では、被覆材７は樹脂であったが、本発明はこれに限定されるものではない。
　また、上述の実施形態では、被覆材７にて芯材３とばね材５とが一体化がされていたが、本発明はこれに限定されるものではなく、例えば、ばね材５を被覆材３Ａに貼り付ける、又はばね材５をコイルばね状として、コイル内に芯材３を配置する等としてもよい。 Moreover, in the above-mentioned embodiment, although the coating | covering material 7 was resin, this invention is not limited to this.
Further, in the above-described embodiment, the core material 3 and the spring material 5 are integrated in the covering material 7, but the present invention is not limited to this, and for example, the spring material 5 is used as the covering material. It is good also as sticking to 3A, or arrange | positioning the core material 3 in a coil by making the spring material 5 into a coil spring shape.
　また、上述の実施形態では、ばね材５が１本であったが、本発明はこれに限定されるものではなく、例えば、ばね材５を複数とし、芯材３を１本としてもよい。
　また、本発明は、特許請求の範囲に記載された発明の趣旨に合致するものであればよく、上述の実施形態に限定されるものではない。 In the above-described embodiment, the number of the spring members 5 is one. However, the present invention is not limited to this. For example, a plurality of the spring members 5 and one core member 3 may be used.
Further, the present invention is not limited to the above-described embodiment as long as it matches the gist of the invention described in the claims.

Claims (6)

  1. 　弾性変形可能なばね材、及び通電用の芯材を備える電気ケーブル。 Electrical cable with elastically deformable spring material and energizing core material.
  2. 　前記ばね材及び前記芯材は、被覆材に覆われて一体化されている請求項１に記載の電気ケーブル。 The electric cable according to claim 1, wherein the spring material and the core material are covered and integrated with a covering material.
  3. 　前記ばね材と前記芯材とは、隣接して配置されている請求項１又は２に記載の電気ケーブル。 The electric cable according to claim 1 or 2, wherein the spring material and the core material are arranged adjacent to each other.
  4. 　前記芯材が複数である請求項１ないし３のいずれか１項に記載の電気ケーブル。 The electric cable according to any one of claims 1 to 3, wherein the core material is plural.
  5. 　前記ばね材は、前記芯材間に配置されている請求項４に記載の電気ケーブル。 The electric cable according to claim 4, wherein the spring material is disposed between the core members.
  6. 　前記ばね材が、前記通電用の芯材を兼ねている請求項１記載の電気ケーブル。 The electric cable according to claim 1, wherein the spring material also serves as the energizing core material.
PCT/JP2013/051621 2012-01-27 2013-01-25 Electric cable WO2013111868A1 (en)

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JP2012015673A JP2013157146A (en) 2012-01-27 2012-01-27 Electric cable
JP2012-015673 2012-07-03

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JPS57121109A (en) * 1981-01-20 1982-07-28 Hitachi Cable Method of producing spring cable with spring reinforcement
JPS57170216U (en) * 1981-04-22 1982-10-26
JPS5940408A (en) * 1982-08-30 1984-03-06 古河電気工業株式会社 Self-standing cable with connector
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JPH09106718A (en) * 1995-10-09 1997-04-22 Sumitomo Wiring Syst Ltd Manufacture of tape wires and manufacturing device thereof
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JP2009054312A (en) * 2007-08-23 2009-03-12 Asahi Kasei Fibers Corp Elastic optic fiber composite cable, and manufacturing method thereof
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