JP2002298656A - Power cable with connector for photovoltaic power generation device - Google Patents
Power cable with connector for photovoltaic power generation deviceInfo
- Publication number
- JP2002298656A JP2002298656A JP2001102366A JP2001102366A JP2002298656A JP 2002298656 A JP2002298656 A JP 2002298656A JP 2001102366 A JP2001102366 A JP 2001102366A JP 2001102366 A JP2001102366 A JP 2001102366A JP 2002298656 A JP2002298656 A JP 2002298656A
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- male
- cable
- sealing tube
- terminal
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
- Insulated Conductors (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、太陽光発電装置で
発電された電力の送電用に使用される電線ケーブルに係
り、特に、一端部にコネクタが装着された電線ケーブル
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric cable used for transmitting electric power generated by a photovoltaic power generator, and more particularly to an electric cable having a connector attached at one end.
【０００２】[0002]
【従来の技術】コネクタ付き電線ケーブルには、そのコ
ネクタが雄型のものと、雌型のものとがあり、雄型コネ
クタと雌型コネクタとによりコネクタ装置が構成され
る。雌雄コネクタの結合によって、屋外で太陽光発電を
する太陽電池モジュール同士を電気的に接続したり、出
力端側の太陽電池モジュールに接続された電線ケーブル
と屋内に引込まれる電線ケーブルとが電気的に接続され
る。2. Description of the Related Art An electric cable with a connector has a male connector and a female connector, and a male connector and a female connector constitute a connector device. By connecting the male and female connectors, the solar cell modules that perform solar power generation outdoors can be electrically connected to each other, or the electric cable connected to the solar cell module at the output end and the electric cable drawn indoors can be electrically connected. Connected to.
【０００３】この種の電線ケーブルの従来例を図８に示
す。図８中符号１は雄型コネクタ付きの電線ケーブルを
示し、符号２は雌型コネクタ付きの電線ケーブルを示し
ている。FIG. 8 shows a conventional example of this type of electric cable. In FIG. 8, reference numeral 1 denotes an electric cable with a male connector, and reference numeral 2 denotes an electric cable with a female connector.
【０００４】一方の電線ケーブル１は、そのケーブル本
体１１の端末部に雄型コネクタ１２を取付けて形成され
ている。このコネクタ１２が備える雌型端子金具１３
は、一端部に嵌合穴１４を有し、他端部にケーブル本体
１１の撚り線からなる導体１１ａが密に挿入される連結
穴１５を設けて形成されている。この端子金具１３は、
導体１１ａが挿入された連結穴１５にこれに連なる通孔
１６から半田を流し込むことによって、ケーブル本体１
１と連結されている。嵌合穴１４には金属製接触筒１７
が嵌入され、この筒１７は端子金具１３の一端部外周に
螺着した止めリング１８で抜け止めされている。接触筒
１７は、その軸方向に延びる接触ばね部１７ａを周方向
に一定間隔毎に有している。端子金具１３全体は電気絶
縁性の合成樹脂からなるハウジング１９にそのモールド
により埋め込まれている。ハウジング１９は端子金具１
３が同軸的に内装された差込み凸部１９ａを有し、この
凸部１９ａの外周面はギザギザ状に形成されている。差
込み凸部１９ａの先端面には嵌合穴１４の開口が露出し
ている。[0004] One electric cable 1 is formed by attaching a male connector 12 to the end of a cable body 11. Female terminal fitting 13 provided in this connector 12
Has a fitting hole 14 at one end and a connecting hole 15 at the other end, into which a conductor 11a formed of a stranded wire of the cable body 11 is densely inserted. This terminal fitting 13
The solder is poured into the connection hole 15 into which the conductor 11a is inserted from the through hole 16 connected to the connection hole 15 so that the cable body 1
It is connected to 1. A metal contact tube 17 is provided in the fitting hole 14.
The cylinder 17 is secured by a retaining ring 18 screwed around the outer periphery of one end of the terminal fitting 13. The contact cylinder 17 has contact spring portions 17a extending in the axial direction at regular intervals in the circumferential direction. The entire terminal fitting 13 is embedded in a housing 19 made of an electrically insulating synthetic resin by molding. The housing 19 is the terminal fitting 1
3 has an insertion projection 19a coaxially provided therein, and the outer peripheral surface of the projection 19a is formed in a jagged shape. The opening of the fitting hole 14 is exposed at the tip end surface of the insertion projection 19a.
【０００５】他方の電線ケーブル２は、そのケーブル本
体２１の端末部に雄型コネクタ２２を取付けて形成され
ている。このコネクタ２２が備える雄型端子金具２３
は、一端部に金属製トップカバー２４を螺着し、他端部
にケーブル本体２１の撚り線からなる導体２１ａが密に
挿入される連結穴２５を設けて形成されている。この端
子金具２３は、導体２１ａが挿入された連結穴２５にこ
れに連なる通孔２６から半田を流し込むことによって、
ケーブル本体２１と連結されている。端子金具２３の連
結穴２５側の端部は電気絶縁性の合成樹脂からなるハウ
ジング２７にそのモールドにより埋め込まれている。ハ
ウジング２７は、端子金具２３のトップカバー２４側の
端部との間に前記差込み凸部１９ａの挿入用隙間Ｓを形
成して、この端部を囲む環状カバー部２７ａを有してい
る。このカバー部２７ａの内周面はギザギザ状に形成さ
れている。The other electric cable 2 is formed by attaching a male connector 22 to a terminal of a cable body 21. Male terminal fitting 23 provided in this connector 22
Is formed by screwing a metal top cover 24 at one end and providing a connection hole 25 at the other end where a conductor 21a made of a stranded wire of the cable body 21 is densely inserted. The terminal fitting 23 is formed by pouring solder from a through hole 26 connected to the connecting hole 25 into which the conductor 21a is inserted,
It is connected to the cable body 21. The end of the terminal fitting 23 on the side of the connection hole 25 is embedded in a housing 27 made of an electrically insulating synthetic resin by molding. The housing 27 has an annular cover portion 27a which forms an insertion gap S for the insertion convex portion 19a between the terminal fitting 23 and the end on the top cover 24 side, and surrounds this end. The inner peripheral surface of the cover 27a is formed in a jagged shape.
【０００６】前記構成の雄雌のコネクタ１２、２２は、
それらのギザギザ状の内外周面を噛み合わせながら差込
み凸部１９ａを前記隙間Ｓに差込むことに伴って、雄型
端子金具２３のトップカバー２４側の端部を、雌型端子
金具１３の嵌合穴１４に挿入して結合される。この結合
により、雄型端子金具２３が接触筒１７の接触ばね受け
部１７ａに密接して、この接触筒１７を介して端子金具
１３、２３同士を電気的に接続できる。[0006] The male and female connectors 12, 22 having the above configuration are
With the insertion projection 19a inserted into the gap S while engaging the notched inner and outer peripheral surfaces, the end of the male terminal fitting 23 on the top cover 24 side is fitted with the female terminal fitting 13. It is inserted into the mating hole 14 and joined. By this coupling, the male terminal fitting 23 comes into close contact with the contact spring receiving portion 17a of the contact cylinder 17, and the terminal fittings 13 and 23 can be electrically connected to each other via the contact cylinder 17.
【０００７】前記従来の構成では、錫メッキされた端子
金具１３、２３に、いずれも所定の太さのニッケル棒か
ら削り出されたものを使用している。これに加えて、雌
型端子金具１３は接触筒１７及び止めリング１８を取付
けて形成され、同様に雄型端子金具２３もトップカバー
２４を取付けて形成されていて、部品点数が多い。しか
も、両端子金具１３、２３の適正な嵌合を行なわせるた
めに、ハウジング１９、２７に対する端子金具１３又は
２３の位置決めに高い精度が必要であることに伴い、高
度なモールド技術が必要である。更に、小径な通孔１
６、２６に半田を通して端子金具１３、２３と電線ケー
ブル１１、２１の導体１１ａ、２１ａとを接続する面倒
な半田付けも必要である。したがって、いずれのコネク
タ付き電線ケーブル１、２もコスト高である。In the above-mentioned conventional structure, tin-plated terminal fittings 13 and 23 are both cut out from a nickel rod having a predetermined thickness. In addition, the female terminal fitting 13 is formed by attaching the contact cylinder 17 and the retaining ring 18, and similarly, the male terminal fitting 23 is also formed by attaching the top cover 24, so that the number of parts is large. Moreover, in order to properly fit the terminal fittings 13 and 23, a high precision is required for positioning the terminal fittings 13 or 23 with respect to the housings 19 and 27, and an advanced molding technique is required. . Furthermore, a small through hole 1
It is also necessary to perform soldering for connecting the terminal fittings 13 and 23 and the conductors 11a and 21a of the electric wires 11 and 21 by passing solder through the solders 6 and 26, respectively. Therefore, the cost of each of the wire cables 1 and 2 with connectors is high.
【０００８】又、両コネクタ１２、２２のハウジング１
９、２７は通常ＴＰＡ製であり、これに端末部が埋め込
まれているケーブル本体１１、２１の絶縁外皮には一般
に塩化ビニルが使用されている。しかし、長期にわたる
使用での経年変化に伴うハウジング１９、２７の変形に
より、これと前記絶縁外皮との間には隙間を生じる恐れ
が考えられる。この隙間が形成された場合には、そこを
通して雨水が浸入するので、導体１１ａ、２１ａ、及び
端子金具１３、２３が腐食して、電線ケーブル１、２の
寿命低下をもたらす恐れがある。Further, the housing 1 of the connectors 12 and 22
Reference numerals 9 and 27 are usually made of TPA, and vinyl chloride is generally used for the insulating sheath of the cable bodies 11 and 21 in which the terminal portions are embedded. However, due to the deformation of the housings 19 and 27 due to aging over long-term use, a gap may be generated between the housings 19 and 27 and the insulating sheath. When this gap is formed, rainwater enters through the gap, and the conductors 11a and 21a and the terminal fittings 13 and 23 may be corroded, and the life of the electric cables 1 and 2 may be reduced.
【０００９】[0009]
【発明が解決しようとする課題】本発明が解決しようと
する第１の課題は、耐水性に優れる太陽光発電装置用コ
ネクタ付き電線ケーブルを得ることにある。又、本発明
が解決しようとする第２の課題は、安価でかつ耐水性に
優れる太陽光発電装置用コネクタ付き電線ケーブルを得
ることにある。A first object of the present invention is to provide a wire cable with a connector for a photovoltaic power generation device having excellent water resistance. A second object of the present invention is to provide an inexpensive electric wire cable with a connector for a photovoltaic power generator, which is excellent in water resistance.
【００１０】[0010]
【課題を解決するための手段】前記第１の課題を解決す
るために、請求項１に係る発明は、導体及びこれを被覆
した絶縁外皮を有する電線ケーブル本体と、一端部に前
記導体の端末部が接続された電線接続部を有する雄型又
は雌型の端子金具と、前記電線接続部及び前記絶縁外皮
に亘って被着された熱収縮性封止チューブと、この封止
チューブ及び前記電線ケーブル本体の端末部をモールド
により埋設した電気絶縁性ハウジングと、を具備したこ
とを特徴としている。なお、この発明において、導体端
末部と電線接続部との接続は、例えばかしめて行なって
も、半田付けで行なってもよい。According to a first aspect of the present invention, there is provided an electric cable body having a conductor and an insulated sheath covering the conductor, and an end of the conductor at one end. Male or female terminal fitting having an electric wire connection portion to which a portion is connected, a heat-shrinkable sealing tube attached over the electric wire connection portion and the insulating sheath, the sealing tube and the electric wire An electrically insulating housing in which a terminal portion of the cable main body is embedded by molding. In the present invention, the connection between the conductor terminal portion and the electric wire connection portion may be performed, for example, by caulking or by soldering.
【００１１】この請求項１に係る発明においては、端子
金具の電線接続部と電線ケーブル本体の絶縁外皮に亘っ
て熱収縮性封止チューブを被着したから、このチューブ
等をハウジングにモールドにより埋設するに伴って、封
止チューブを熱収縮させて電線接続部及び電線ケーブル
本体の絶縁外皮に密着させて、電線ケーブル本体の端末
部及び端子金具の電線接続部を封止できる。In the invention according to the first aspect, since the heat-shrinkable sealing tube is attached to the electric wire connecting portion of the terminal fitting and the insulating sheath of the electric cable body, the tube and the like are embedded in the housing by molding. As a result, the sealing tube is thermally shrunk and brought into close contact with the electric wire connection portion and the insulating sheath of the electric cable body, so that the terminal portion of the electric cable body and the electric wire connection portion of the terminal fitting can be sealed.
【００１２】前記第２の課題を解決するために、請求項
２に係る発明は、導体及びこれを被覆した絶縁外皮を有
する電線ケーブル本体と、一端部に前記導体の端末部が
かしめ付けられた電線圧着部を有し、他端部に中空で先
端が先細の雄型接触部を有した曲げ成形品からなる雄型
端子金具と、前記電線圧着部及び前記絶縁外皮に亘って
被着された熱収縮性封止チューブと、前記雄型接触部を
囲む環状カバー部を有して前記封止チューブ及び前記電
線ケーブル本体の端末部をモールドにより埋設した電気
絶縁性ハウジングと、を具備したことを特徴としてい
る。In order to solve the second problem, the invention according to claim 2 is characterized in that a conductor and a wire cable main body having an insulating sheath covering the conductor and a terminal portion of the conductor are crimped to one end. A male terminal fitting comprising a bent product having a wire crimping portion, a male contact portion having a hollow and tapered tip at the other end portion, and was attached over the wire crimping portion and the insulating sheath. A heat-shrinkable sealing tube, and an electrical insulating housing having an annular cover portion surrounding the male contact portion and having the sealing tube and the terminal portion of the electric cable body buried by molding. Features.
【００１３】同様に、前記第２の課題を解決するため
に、請求項３に係る発明は、導体及びこれを被覆した絶
縁外皮を有する電線ケーブル本体と、一端部に前記導体
の端末部がかしめ付けられた電線圧着部を有し、他端部
に中空でかつ先端が開口する雌型接触部を有した曲げ成
形品からなる雌型端子金具と、前記電線圧着部及び前記
絶縁外皮に亘って被着された熱収縮性封止チューブと、
前記雌型接触部を囲む環状カバー部を有して前記封止チ
ューブ及び前記電線ケーブル本体の端末部をモールドに
より埋設した電気絶縁性ハウジングと、を具備したこと
を特徴としている。[0013] Similarly, in order to solve the second problem, the invention according to claim 3 is directed to an electric wire cable body having a conductor and an insulated sheath covering the conductor, and an end portion of the conductor being crimped at one end. A female terminal fitting comprising a bent molded product having an attached wire crimp portion, a female contact portion having a hollow and open end at the other end, and the wire crimp portion and the insulating sheath. An attached heat-shrinkable sealing tube;
An electrically insulating housing having an annular cover portion surrounding the female contact portion, wherein the sealing tube and a terminal portion of the electric cable body are embedded by molding.
【００１４】これら請求項２、３に係る発明において
は、請求項１に係る発明と同様に、端子金具の電線圧着
部と電線ケーブル本体の絶縁外皮に亘って熱収縮性封止
チューブを被着したから、このチューブ等をハウジング
にモールドにより埋設するに伴って、封止チューブを熱
収縮させて電線圧着部及び電線ケーブル本体の絶縁外皮
に密着させて、電線ケーブル本体の端末部及び端子金具
の電線圧着部を封止できる。更に、これら請求項２、３
に係る発明においては、雄型又は雌型の端子金具がいず
れも中空で曲げ成形品からなるので、その材料コストを
低減できるととに、プレス加工などで容易に曲げ成形し
て得ることができ加工コストを低減できる。In the second and third aspects of the present invention, similarly to the first aspect, the heat-shrinkable sealing tube is attached over the wire crimping portion of the terminal fitting and the insulating sheath of the wire cable body. Therefore, as this tube and the like are embedded in the housing by molding, the sealing tube is thermally contracted and brought into close contact with the wire crimping portion and the insulating outer sheath of the wire cable main body, thereby forming the terminal portion of the wire cable main body and the terminal fitting. The wire crimping part can be sealed. Further, these claims 2 and 3
In the invention according to the present invention, since both the male and female terminal fittings are hollow and formed of a bent product, the material cost can be reduced, and it can be easily bent and formed by press working or the like. Processing costs can be reduced.
【００１５】又、前記第２の課題を解決するために、請
求項４に係る発明は、導体及びこれを被覆した絶縁外皮
を有する電線ケーブル本体と、一端部に前記導体の端末
部がかしめ付けられた電線圧着部を有し、他端部に中空
で先端が先細の雄型接触部を有した曲げ成形品からなる
雄型端子金具と、前記電線圧着部及び前記絶縁外皮に亘
って被着された熱収縮性封止チューブと、この封止チュ
ーブに被嵌される嵌合部、及び前記雄型接触部を囲むカ
バー部を有して、前記雄型端子金具を収容して設けられ
た電気絶縁性保護筒体と、前記嵌合部及び前記絶縁外皮
に亘って被着された熱収縮性封止チューブと、前記カバ
ー部を囲む環状カバー部を有し、前記封止チューブ及び
前記電線ケーブル本体の端末部をモールドにより埋設し
た電気絶縁性ハウジングと、を具備したことを特徴とし
ている。According to a fourth aspect of the present invention, there is provided an electric wire cable body having a conductor and an insulated sheath covering the conductor, and an end portion of the conductor being crimped at one end. A male terminal fitting made of a bent product having a male contact portion with a hollow and tapered tip at the other end, and a wire crimping portion attached to the wire crimping portion and the insulating sheath. A heat-shrinkable sealing tube, a fitting portion fitted to the sealing tube, and a cover portion surrounding the male contact portion are provided to accommodate the male terminal fitting. An electrically insulating protective cylinder, a heat-shrinkable sealing tube attached over the fitting portion and the insulating sheath, and an annular cover portion surrounding the cover portion; the sealing tube and the electric wire; Electrically insulating how to embed the end of the cable body by molding It is characterized by comprising a ring, a.
【００１６】同様に、前記第２の課題を解決するため
に、請求項５に係る発明は、導体及びこれを被覆した絶
縁外皮を有する電線ケーブル本体と、一端部に前記導体
の端末部がかしめ付けられた電線圧着部を有し、他端部
に中空で先端が開口する雌型接触部を有した曲げ成形品
からなる雌型端子金具と、前記電線圧着部及び前記絶縁
外皮に亘って被着された熱収縮性封止チューブと、この
封止チューブに被嵌される嵌合部、及び前記雌型接触部
を囲むカバー部を有し、前記雌型端子金具を収容して設
けられた電気絶縁性保護筒体と、前記嵌合部及び前記絶
縁外皮に亘って被着された熱収縮性封止チューブと、前
記カバー部を囲む環状カバー部を有して前記封止チュー
ブ及び前記電線ケーブル本体の端末部をモールドにより
埋設した電気絶縁性ハウジングと、を具備したことを特
徴としている。Similarly, in order to solve the second problem, the invention according to claim 5 is directed to an electric wire cable main body having a conductor and an insulated sheath covering the conductor, and a terminal portion of the conductor being caulked at one end. A female terminal fitting formed of a bent product having a female contact portion having a hollow and open end at the other end portion, the female terminal fitting having an attached wire crimp portion, and a cover extending over the wire crimp portion and the insulating sheath. A heat-shrinkable sealing tube attached, a fitting portion fitted to the sealing tube, and a cover portion surrounding the female contact portion, provided to accommodate the female terminal fitting. The sealing tube and the electric wire having an electrically insulating protective cylinder, a heat-shrinkable sealing tube attached over the fitting portion and the insulating sheath, and an annular cover portion surrounding the cover portion. Electrical insulation with the end of the cable body buried by molding Is characterized by comprising a Ujingu, the.
【００１７】これら請求項４、５に係る発明において
は、請求項１に係る発明と同様に、端子金具の電線圧着
部を覆った保護筒体と電線ケーブル本体の絶縁外皮に亘
って熱収縮性封止チューブを被着てたから、このチュー
ブ及び保護筒体等をハウジングにモールドにより埋設す
るに伴って、封止チューブを熱収縮させて端子金具の電
線圧着部と電線ケーブル本体の絶縁外皮に密着させて、
電線ケーブル本体の端末部及び端子金具の電線圧着部を
封止できる。しかも、保護筒体は端子金具の接触部を被
っているから、コネクタ同士の結合状態で、端子金具に
到達する浸水経路を長くできる。更に、これら請求項
４、５に係る発明においては、雄型又は雌型の端子金具
がいずれも中空で曲げ成形品からなるので、その材料コ
ストを低減できるととに、プレス加工などで容易に曲げ
成形して得ることができ加工コストを低減できる。According to the fourth and fifth aspects of the present invention, similarly to the first aspect of the present invention, the heat shrinkage is provided over the protective cylinder covering the wire crimping portion of the terminal fitting and the insulating sheath of the wire cable main body. Since the sealing tube is attached, as the tube and the protective cylinder are buried in the housing by molding, the sealing tube is thermally contracted and adheres to the wire crimping part of the terminal fitting and the insulating sheath of the wire cable body. Let me
The terminal part of the wire cable main body and the wire crimping part of the terminal fitting can be sealed. In addition, since the protective cylinder covers the contact portion of the terminal fitting, the flood path reaching the terminal fitting can be lengthened in a state where the connectors are connected to each other. Furthermore, in the inventions according to claims 4 and 5, both the male and female terminal fittings are hollow and formed by bending, so that the material cost can be reduced and the press working can be easily performed. It can be obtained by bending and processing cost can be reduced.
【００１８】なお、本発明において、熱収縮性チューブ
の内面には接着層を設けることができる。この接着層に
は、電線ケーブル本体が、その絶縁外皮が導体に接する
ポリエチレン等からなる内層を有している場合には、前
記内層との親和性が高い接着剤、例えばポリオレフィン
系のものを好適に使用できる。又、前記内層の有無に拘
らず塩化ビニル系の接着剤を用いることもできる。この
塩化ビニル系接着剤は絶縁外皮との親和性が高いので、
これを使用する場合には、チューブを絶縁外皮に確実に
密着させて、これら両者間に浸水経路が形成されないよ
うにできる点で好ましい。又、本発明は屋根上又は大地
上等の屋外に設置して太陽光発電をする装置のコネクタ
付き電線ケーブルに適用できる。In the present invention, an adhesive layer can be provided on the inner surface of the heat-shrinkable tube. In the case where the electric cable body has an inner layer made of polyethylene or the like whose insulating sheath is in contact with the conductor, an adhesive having high affinity with the inner layer, for example, a polyolefin-based adhesive is preferably used as the adhesive layer. Can be used for Further, regardless of the presence or absence of the inner layer, a vinyl chloride-based adhesive may be used. Since this vinyl chloride adhesive has a high affinity with the insulating skin,
When this is used, it is preferable in that the tube can be securely brought into close contact with the insulating sheath so that a water immersion path is not formed between the two. In addition, the present invention can be applied to an electric wire cable with a connector of a device that is installed outdoors on a roof or on the ground to generate solar power.
【００１９】[0019]
【発明の実施の型態】以下、図１から図４を参照しなが
ら本発明の第１実施形態を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS.
【００２０】図１中符号１は屋外に設置されて太陽光発
電をする太陽電池モジュールを示している。太陽電池モ
ジュール１はそれが発電した電力を取出すための端子箱
を備えている。この端子箱は、例えば前記モジュール１
の裏面に固定される孔３２ａ付きの箱本体３２内に、一
対の端子板３３、３４を取付けるとともに、これら端子
板３３、３４を埋め込む封止樹脂（図示しない）を収容
し、かつ、箱本体３２に図示しない蓋を取付けて形成さ
れている。両端子板３３、３４には、前記孔３２ａを通
って引出された太陽電池モジュール１の正負両極の出力
取出し線３１ａ、３１ｂが個別に半田付けされている。In FIG. 1, reference numeral 1 denotes a solar cell module which is installed outdoors and generates solar power. The solar cell module 1 has a terminal box for taking out the power generated by the solar cell module. This terminal box is, for example, the module 1
A pair of terminal plates 33, 34 are mounted in a box body 32 having a hole 32a fixed to the back surface of the box, and a sealing resin (not shown) for embedding these terminal plates 33, 34 is accommodated therein. 32 is formed by attaching a lid (not shown). The positive and negative output lead wires 31a and 31b of the solar cell module 1 drawn through the holes 32a are individually soldered to the terminal plates 33 and 34, respectively.
【００２１】又、図１中符号４１は本実施形態に係る雄
型のコネクタ付き電線ケーブル（以下、雄型ケーブルと
略称する。）を示し、符号５１は本実施形態に係る雌型
のコネクタ付き電線ケーブル（以下、雌型ケーブルと略
称する。）を示している。又、図１中符号１５１は雄型
ケーブル４１の雄型コネクタに結合される相手方の雌型
コネクタ付き電線ケーブルを示しており、これは前記雌
型ケーブル５１と同じ構成である。同様に、図１中符号
１４１は雌型ケーブル５１の雌型コネクタに結合される
相手方の雄型コネクタ付き電線ケーブルを示しており、
これは前記雄型ケーブル４１と同じ構成である。Further, reference numeral 41 in FIG. 1 denotes a male-type connector-equipped electric cable (hereinafter abbreviated as a male-type cable) according to the present embodiment, and reference numeral 51 denotes a female-type connector with a female connector according to the present embodiment. 1 shows an electric cable (hereinafter, simply referred to as a female cable). In addition, reference numeral 151 in FIG. 1 denotes a mating electric cable with a female connector to be coupled to the male connector of the male cable 41, which has the same configuration as the female cable 51. Similarly, reference numeral 141 in FIG. 1 denotes a mating electric cable with a male connector to be coupled to the female connector of the female cable 51,
This is the same configuration as the male cable 41.
【００２２】雄型ケーブル４１は、電線ケーブル本体４
０の一端部に雄型のコネクタ４２を取付けて形成され、
ケーブル本体４０の他端部は前記箱本体３２にその一側
部を挿通して連結支持され、その端末に露出された導体
は一方の端子板３３にかしめて接続されている。雌型ケ
ーブル５１も、他の電線ケーブル本体４０の一端部に雌
型のコネクタ５２を取付けて形成され、ケーブル本体４
０の他端部は前記箱本体３２にその前記一側部を挿通し
て連結支持され、その端末に露出された導体は他方の端
子板３４にかしめて接続されている。The male cable 41 is a wire cable main body 4.
0 is formed by attaching a male connector 42 to one end thereof.
The other end of the cable main body 40 is connected to and supported by the box main body 32 through one side thereof, and the conductor exposed at the terminal is caulked to one terminal plate 33 and connected thereto. The female cable 51 is also formed by attaching a female connector 52 to one end of another electric cable main body 40.
The other end of 0 is connected and supported by inserting the one side into the box main body 32, and the conductor exposed at the terminal is caulked to the other terminal plate 34.
【００２３】図２及び図３に示すように電線ケーブル本
体４０は、撚り線からなる導体４０ａと、これを被覆し
た電気絶縁性の絶縁外皮４０ｂとから形成されている。
導体４０ａの両端は電気的接続用としていずれも絶縁外
皮４０ｂの両端より適当寸法突出されている。絶縁外皮
４０ｂは、好ましい例として、導体４０ａを直接被覆し
たポリエチレン製の内層４０ｃと、この内層４０ｃを被
覆した塩化ビニル製の外層４０ｄとからなる。As shown in FIGS. 2 and 3, the electric wire cable main body 40 is formed of a conductor 40a made of a stranded wire and an electrically insulating insulating sheath 40b covering the conductor 40a.
Both ends of the conductor 40a are protruded from both ends of the insulating sheath 40b by appropriate dimensions for electrical connection. As a preferred example, the insulating outer cover 40b includes a polyethylene inner layer 40c directly covering the conductor 40a, and a vinyl chloride outer layer 40d covering the inner layer 40c.
【００２４】図２に示すように雄型ケーブル４１のコネ
クタ４２は、雄型端子金具４３、封止チューブ４４、ハ
ウジング４５を備えている。As shown in FIG. 2, the connector 42 of the male cable 41 includes a male terminal fitting 43, a sealing tube 44, and a housing 45.
【００２５】雄型端子金具４３は、金属板材例えば真鍮
の板をプレス機械等を用いて曲げ加工することにより得
た中空状の曲げ成形品に電気錫めっきを施してなる。雄
型端子金具４３の一端部は、電線接続部として例えばか
しめられる電線圧着部４３ａを形成しており、又、雄型
端子金具４３の他端部（先端部）は雄型接触部４３ｂを
形成している。電線圧着部４３ａの内部にはこれに接続
される電線ケーブル本体４０の一端から突出された導体
４０ａの端部が挿入され、この状態で電線圧着部４３ａ
が押し潰されるようにかしめられ、それにより、導体４
０ａの端部と電線圧着部４３ａとが機械的かつ電気的に
接続されている。中空の雄型接触部４３ｂの先端は差込
みが容易になるように先細、例えば半球状に丸められて
いる。既述のように雄型端子金具４３が曲げ成形品であ
るので、雄型接触部４３ｂは軸方向に延びるスリット状
の合わせ目４３ｃを有しており、それにより、雄型接触
部４３ｂはその外側から力が加わった際に縮径可能に形
成されている。The male terminal fitting 43 is formed by subjecting a metal plate material, for example, a brass plate to a hollow bent product obtained by bending using a press machine or the like, and applying an electrotin plating thereto. One end of the male terminal fitting 43 forms an electric wire crimping portion 43a which is crimped, for example, as an electric wire connection portion, and the other end (tip) of the male terminal fitting 43 forms a male contact portion 43b. are doing. The end of the conductor 40a protruding from one end of the wire cable main body 40 connected to the wire crimping portion 43a is inserted into the inside of the wire crimping portion 43a.
Is squashed so that the conductor 4
0a and the wire crimping part 43a are mechanically and electrically connected. The distal end of the hollow male contact portion 43b is tapered, for example, rounded into a hemisphere so as to facilitate insertion. As described above, since the male terminal fitting 43 is a bent product, the male contact portion 43b has a slit-shaped seam 43c extending in the axial direction. It is formed so that the diameter can be reduced when a force is applied from the outside.
【００２６】封止チューブ４４は熱収縮性の合成樹脂か
らなる。このチューブ４４の一端部は電線ケーブル本体
４０の絶縁外皮４０ｂの端末部に被着され、同チューブ
４４の他端部は電線圧着部４３ａに被着されて、これら
絶縁外皮４０ｂの端末部と電線圧着部４３ａとを封止し
ている。この封止チューブ４４は電気絶縁性であってそ
の内周面に接着層４４ａを有している。この接着層４４
ａには、絶縁外皮４０ｂとの親和性がよい、特に内層４
０ｃとの親和性に優れたポリオレフィン系の接着剤を好
適に使用できる。接着層４４ａは予め封止チューブ４４
の内面に塗布されて使用され、電線ケーブル本体４０の
絶縁外皮４０ｂの端末部及び電線圧着部４３ａと熱収縮
する封止チューブ４４とを接着している。The sealing tube 44 is made of a heat-shrinkable synthetic resin. One end of the tube 44 is attached to the end of the insulating sheath 40b of the cable main body 40, and the other end of the tube 44 is attached to the wire crimping portion 43a. The crimping part 43a is sealed. The sealing tube 44 is electrically insulating and has an adhesive layer 44a on its inner peripheral surface. This adhesive layer 44
a has a good affinity for the insulating outer cover 40b, especially the inner layer 4b.
A polyolefin adhesive excellent in affinity with 0c can be suitably used. The adhesive layer 44a has a sealing tube 44 in advance.
Is applied to the inner surface of the wire cable body 40, and adheres the end portion of the insulating sheath 40b and the wire crimping portion 43a of the wire cable body 40 to the heat-shrinkable sealing tube 44.
【００２７】ハウジング４５は電気絶縁性の合成樹脂例
えば硬質のＴＰＡ製であって、そのモールドにより、電
線ケーブル本体４０の端末部及び雄型端子金具４３の電
線圧着部４３ａに亘って被着された封止チューブ４４を
埋め込んでいる。このハウジング４５のモールド成形の
際に、封止チューブ４４は加熱されて収縮する。更にハ
ウジング４５は前記雄型接触部４３ｂを囲む環状カバー
部４５ａを有している。このカバー部４５ａは、雄型接
触部４３ｂを中心としてこれと同心的に設けられ、この
接触部４３ｂとの間に円環状の隙間Ｓ１を形成してい
る。The housing 45 is made of an electrically insulating synthetic resin, for example, hard TPA. The housing 45 is attached to the terminal portion of the cable main body 40 and the wire crimping portion 43a of the male terminal fitting 43 by molding. A sealing tube 44 is embedded. In molding the housing 45, the sealing tube 44 is heated and contracts. Further, the housing 45 has an annular cover portion 45a surrounding the male contact portion 43b. The cover portion 45a is provided concentrically around the male contact portion 43b and forms an annular gap S1 with the contact portion 43b.
【００２８】図３に示すように雌型ケーブル５１のコネ
クタ５２は、雌型端子金具５３、封止チューブ５４、ハ
ウジング５５を備えている。As shown in FIG. 3, the connector 52 of the female cable 51 includes a female terminal fitting 53, a sealing tube 54, and a housing 55.
【００２９】雌型端子金具５３は、金属板材例えば無酸
素系鋼板をプレス機械等を用いて曲げ加工することによ
り得た中空状の曲げ成形品に電気錫めっきを施してな
る。雌型端子金具５３の一端部は、電線接続部として例
えばかしめられる電線圧着部５３ａを形成しており、
又、雌型端子金具５３の他端部はその先端が開口された
雌型接触部５３ｂを形成している。電線圧着部５３ａの
内部にはこれに接続される電線ケーブル本体４０の一端
から突出された導体４０ａの端部が挿入され、この状態
で電線圧着部５３ａが押し潰されるようにかしめられ、
それにより、導体４０ａの端部と電線圧着部５３ａとが
機械的かつ電気的に接続されている。中空の雌型接触部
５３ｂには、前記雄型接触部４３ｂが密に差込まれるよ
うになっている。既述のように雄型端子金具５３は曲げ
成形品であるので、雄型接触部５３ｂは軸方向に延びる
スリット５３ｃを有しており、それにより、雄型接触部
４３ｂはその内側から力が加わった際に拡径可能に形成
されている。The female terminal fitting 53 is formed by subjecting a metal sheet material, for example, an oxygen-free steel sheet to bending using a press machine or the like, to form a hollow bent product, which is subjected to electrolytic tin plating. One end of the female terminal fitting 53 forms, for example, an electric wire crimping portion 53a which is crimped as an electric wire connection portion,
The other end portion of the female terminal fitting 53 forms a female contact portion 53b having an open front end. The end of the conductor 40a protruding from one end of the wire cable main body 40 connected to the wire crimping portion 53a is inserted into the inside of the wire crimping portion 53a, and in this state, the wire crimping portion 53a is crimped so as to be crushed,
Thereby, the end of the conductor 40a and the wire crimping portion 53a are mechanically and electrically connected. The male contact portion 43b is densely inserted into the hollow female contact portion 53b. As described above, since the male terminal fitting 53 is a bent product, the male contact portion 53b has a slit 53c extending in the axial direction, so that the male contact portion 43b receives a force from the inside thereof. It is formed so that it can be expanded when it is added.
【００３０】封止チューブ５４には前記チューブ４４と
同じものが使用されている。このチューブ５４の一端部
は電線ケーブル本体４０の絶縁外皮４０ｂの端末部に被
着され、同チューブ５４の他端部は電線圧着部５３ａに
被着されて、これら絶縁外皮４０ｂの端末部と電線圧着
部５３ａとを封止している。この封止チューブ５４がそ
の内周面に有した接着層５４ａにも前記封止チューブ４
４の接着層４４ａと同じものが用いられていて、この接
着層５４ａにより、電線ケーブル本体４０の絶縁外皮４
０ｂの端末部及び電線圧着部５３ａと熱収縮性封止チュ
ーブ５４とが接着されている。As the sealing tube 54, the same tube as the tube 44 is used. One end of the tube 54 is attached to the end of the insulating sheath 40b of the electric cable body 40, and the other end of the tube 54 is attached to the wire crimping portion 53a. The crimping portion 53a is sealed. The sealing tube 54 also has an adhesive layer 54a provided on the inner peripheral surface thereof.
The same as the adhesive layer 44a of the electric cable 4 is used.
0b and the wire crimping portion 53a and the heat-shrinkable sealing tube 54 are bonded to each other.
【００３１】ハウジング５５は電気絶縁性の合成樹脂例
えば硬質のＴＰＡ製であって、そのモールドにより、電
線ケーブル本体４０の端末部及び雌型端子金具５３の電
線圧着部５３ａに亘って被着された封止チューブ５４を
埋め込んでいる。このハウジング５５のモールド成形の
際に、封止チューブ５４は加熱されて収縮する。更にハ
ウジング５５は前記雌型接触部５３ｂを囲む環状カバー
部５５ａを有している。このカバー部５５ａは、前記雄
型コネクタ４２の環状カバー部４５ａの外側に丁度嵌合
する外径を有して雌型接触部５３ｂを中心としてこれと
同心的に設けられ、この接触部５３ｂとの間に前記環状
カバー部４５ａが入り込む円環状の隙間Ｓ２を形成して
いる。The housing 55 is made of an electrically insulating synthetic resin, for example, hard TPA. The housing 55 is attached by molding over the terminal portion of the wire cable main body 40 and the wire crimping portion 53a of the female terminal fitting 53. A sealing tube 54 is embedded. During the molding of the housing 55, the sealing tube 54 is heated and contracts. Further, the housing 55 has an annular cover portion 55a surrounding the female contact portion 53b. The cover portion 55a has an outer diameter just fitted to the outside of the annular cover portion 45a of the male connector 42, and is provided concentrically around the female contact portion 53b. An annular gap S2, into which the annular cover portion 45a enters, is formed therebetween.
【００３２】前記構成の電線ケーブル４１には電線ケー
ブル５１と同じ構成の他の電線ケーブル１５１が結合さ
れ、同様に前記構成の電線ケーブル５１には電線ケーブ
ル４１と同じ構成の他の電線ケーブル１４１が結合され
る。これらの結合は、その雄型コネクタ４２と雌型コネ
クタ５２とを互いに嵌め合わせることによりなされる。Another electric cable 151 having the same configuration as the electric cable 51 is connected to the electric cable 41 having the above-described configuration, and another electric cable 141 having the same configuration as the electric cable 41 is similarly connected to the electric cable 51 having the above-described configuration. Be combined. These connections are made by fitting the male connector 42 and the female connector 52 together.
【００３３】それにより、図４に示すように雄型端子金
具４３の隙間Ｓ１に雌型端子金具５３の雌型接触部５３
ｂが挿入されるとともに、雄型端子金具４３の雄型接触
部４３ｂが雌型端子金具５３の雌型接触部５３ｂの内側
に密に挿入されて、これら接触部４３ｂ、５３ｂが電気
的に接続される。As a result, as shown in FIG. 4, the female contact portion 53 of the female terminal fitting 53 is inserted into the gap S1 of the male terminal fitting 43.
b, and the male contact portion 43b of the male terminal fitting 43 is densely inserted inside the female contact portion 53b of the female terminal fitting 53, and these contact portions 43b, 53b are electrically connected. Is done.
【００３４】同時に、雄型コネクタ４２の環状カバー部
４５ａが雌型接触部５３ｂを被って雌型コネクタ５２の
隙間Ｓ２に挿入されて、この雌型コネクタ５２の環状カ
バー部５５ａの内面に凹凸嵌合して機械的に結合され
る。こうした電線ケーブル同士の結合によって、太陽電
池モジュール３１同士が電気的に直列又は並列に接続さ
れる。At the same time, the annular cover portion 45a of the male connector 42 is inserted into the gap S2 of the female connector 52, covering the female contact portion 53b, and is fitted into the inner surface of the annular cover portion 55a of the female connector 52. Are mechanically joined together. The solar cell modules 31 are electrically connected in series or in parallel by the connection between the electric wires and cables.
【００３５】そして、以上の電気的接続においては、雄
型接触部４３ｂの外径と雌型接触部５３ｂの内径との寸
法関係によって、雄型接触部４３ｂが少し縮径して外側
に弾性的に広がろうとし、その一方で雌型接触部５３ｂ
がそのスリット５３ｃを広げるように少し拡径して内側
に弾性的に縮もうとする。そのため、雄型接触部４３ｂ
の外周面と雄型接触部４３ｂの内周面とが弾性的に密接
して、確実な電気的接続が確保される。なお、この接続
完了と同時に、雌型接触部５３ｂの内面に一体に突出さ
れた凸部５３ｄが雄型接触部４３ｂの先端部に形成され
た環状凹部４３ｄに引っ掛って抜け止めがなされる。
又、必要により所定の大きさ以上の引き離し力を両コネ
クタ４２、５２に与えた場合には、これらの結合を解く
ことができる。In the above electrical connection, the male contact portion 43b is slightly reduced in diameter and elastically moves outward due to the dimensional relationship between the outer diameter of the male contact portion 43b and the inner diameter of the female contact portion 53b. While the female contact portion 53b
However, the diameter is slightly increased so as to widen the slit 53c, and the slit 53c is elastically contracted inward. Therefore, the male contact portion 43b
And the inner peripheral surface of the male contact portion 43b are elastically closely contacted with each other to ensure reliable electrical connection. Simultaneously with the completion of the connection, the convex portion 53d integrally protruding from the inner surface of the female contact portion 53b is caught by the annular concave portion 43d formed at the distal end portion of the male contact portion 43b to prevent the female contact portion 43b from coming off.
If a separating force equal to or larger than a predetermined value is applied to both connectors 42 and 52 as needed, these connectors can be disconnected.
【００３６】屋外にて前記結合状態で使用される電線ケ
ーブル４１、５１、１４１、１５１は、その雌型又は雄
型の端子金具４３又は５３の電線圧着部４３ａ又は５３
ａと、電線ケーブル本体４０の絶縁外皮４０ｂとに亘っ
て被さって接着された熱収縮性封止チューブ４４又は５
４を備えているから、ハウジング４５又は５５のモール
ドに伴い封止チューブ４４又は５４が熱収縮して、この
チューブ４４又は５４を電線圧着部４３ａ又は５３ａと
絶縁外皮４０ｂとに密着できる。それにより、電線ケー
ブル本体４０の端末部及び雌型又は雄型の端子金具４３
又は５３の電線圧着部４３ａ又は５３ａを水密に封止で
きる。特に、本実施例では封止チューブ４４又は５４の
接着層４４ａ、５４ａにポリオレフィン系接着材を用い
たから、絶縁外皮４０ｂの外層４０ｄだけではなく、前
記端末部に露出している内層４０ｃの端面にもなじみ良
く接着できるので、より水密性を高くできる。The electric wires 41, 51, 141 and 151 used outdoors in the above-mentioned connected state are formed by crimping portions 43a or 53 of female or male terminal fittings 43 or 53, respectively.
a and the heat-shrinkable sealing tube 44 or 5 adhered over the insulating sheath 40b of the electric cable body 40.
Since the sealing tube 44 or 54 is provided, the sealing tube 44 or 54 is thermally contracted with the molding of the housing 45 or 55, so that the tube 44 or 54 can be in close contact with the electric wire crimping portion 43a or 53a and the insulating sheath 40b. Thereby, the terminal portion of the electric wire cable main body 40 and the female or male terminal fitting 43
Alternatively, the wire crimping portion 43a or 53a of the 53 can be sealed in a watertight manner. In particular, in this embodiment, since the polyolefin-based adhesive is used for the adhesive layers 44a and 54a of the sealing tube 44 or 54, not only the outer layer 40d of the insulating outer cover 40b but also the end surface of the inner layer 40c exposed at the terminal portion. The water-tightness can be further improved because it can be adhered well.
【００３７】したがって、長年の使用にわたるハウジン
グ４５又は５５の経年変化で、これと電線ケーブル本体
４０の絶縁外皮の外層４０ｄとの間に僅かな隙間を生じ
ることがあっても、電線ケーブル本体４０の端末部及び
雌型又は雄型の端子金具４３又は５３の電線圧着部４３
ａ又は５３ａへの浸水を防止できる。このように耐水性
を向上できることに伴い、電線ケーブル本体４０の導体
４０ａ、及び端子金具４３又は５３の腐食が防止される
ので、電線ケーブル４１、５１、１４１、１５１の耐久
性を向上できる。Accordingly, even if the housing 45 or 55 undergoes aging over a long period of use, a slight gap may be formed between the housing 45 or 55 and the outer layer 40 d of the insulating outer sheath of the cable main body 40. Terminal part and electric wire crimping part 43 of female or male terminal fitting 43 or 53
a or 53a can be prevented from being flooded. As the water resistance can be improved in this manner, corrosion of the conductor 40a of the electric cable main body 40 and the terminal fitting 43 or 53 is prevented, so that the durability of the electric cable 41, 51, 141, 151 can be improved.
【００３８】又、各電線ケーブル４１、５１、１４１、
１５１の雄型又は雌型の端子金具４３、５３は、いずれ
も中空の曲げ成形品であるから、材料コストが安い金属
板を素材として用いることができるとともに、プレス加
工などで容易に曲げ成形して得ることができる。つま
り、削り出しによって作られる場合に比較して、材料コ
スト及び加工コストを夫々低減できる。したがって、雄
型又は雌型のコネクタ４２又は５２を備えた各電線ケー
ブル４１、５１、１４１、１５１のコストダウンが可能
であり、それに伴い図４に示すコネクタ装置ないしは太
陽光発電装置のコストを低減できる。Each of the electric cables 41, 51, 141,
The male or female terminal fittings 43, 53 of 151 are hollow bent products, so that a metal plate with a low material cost can be used as a material, and can be easily bent by press working or the like. Can be obtained. That is, the material cost and the processing cost can be respectively reduced as compared with the case of being made by cutting. Accordingly, it is possible to reduce the cost of each of the electric cables 41, 51, 141, and 151 having the male or female connector 42 or 52, and accordingly, the cost of the connector device or the solar power generation device shown in FIG. it can.
【００３９】図５から図７は本発明の第２の実施形態を
示している。この実施形態は基本的には第１実施形態と
同じであるので、同一ないしは同様な構成については第
１実施形態と同一符号を付してその説明を省略し、以
下、第１実施形態とは異なる構成についてのみ説明す
る。この第２実施形態は両コネクタの夫々に保護筒体を
備えた点で第１実施形態と異なる。FIGS. 5 to 7 show a second embodiment of the present invention. Since this embodiment is basically the same as the first embodiment, the same or similar components are denoted by the same reference numerals as in the first embodiment, and description thereof will be omitted. Only different configurations will be described. The second embodiment differs from the first embodiment in that each of the two connectors has a protective cylinder.
【００４０】コネクタ４２又は５２の雌型又は雄型の端
子金具４３又は５３を収容する保護筒体６０の一部は、
コネクタ４２又は５２のハウジング４５又は５５にその
モールドに伴い埋設されるものであって、硬質又は軟質
な電気絶縁性合成樹脂、例えば硬質ナイロンで形成され
ていて、嵌合部６０aとカバー部６０bとを有している。A part of the protective cylinder 60 for accommodating the female or male terminal fittings 43 or 53 of the connector 42 or 52 includes:
It is embedded in the housing 45 or 55 of the connector 42 or 52 along with the molding thereof, and is formed of a hard or soft electrically insulating synthetic resin, for example, hard nylon, and includes a fitting portion 60a and a cover portion 60b. have.
【００４１】図５及び図６に示されるように嵌合部６０
ａは、封止チューブ４４又は５４に被嵌して、封止チュ
ーブ４４又は５４とともに雄型又は雌型の端子金具４３
又は５３の電線圧着部４３a又は５３aを保護している。
カバー部６０bは、雄型又は雌型の端子金具４３又は５
３の雄型接触部４３b又は雌型接触部５３bを囲んで設け
られて、これら接触部４３b又は接触部５３bを保護して
いる。As shown in FIG. 5 and FIG.
a is a male or female terminal fitting 43 fitted on the sealing tube 44 or 54 together with the sealing tube 44 or 54.
Or 53 protects the wire crimping part 43a or 53a.
The cover part 60b is a male or female terminal fitting 43 or 5.
3 are provided so as to surround the male contact portion 43b or the female contact portion 53b to protect the contact portion 43b or the contact portion 53b.
【００４２】雄型コネクタ４２における保護筒体６０の
カバー部６０bは、雄型接触部４３bとの間に雌型接触部
５３bが挿入される隙間Ｓ３を形成するとともに、環状
カバー部４５ａとの間に雌型接触金具５３の保護筒体６
０のカバー部６０bが挿入される隙間Ｓ４を形成して、
雄型接触部４３bを中心としてこれと同心的に設けられ
ている。又、雌型コネクタ５２における保護筒体６０の
カバー部６０bは、雌型接触部５３bとの間に雄型接触金
具４３の保護筒体６０のカバー部６０bが挿入される隙
間Ｓ５を形成するとともに、環状カバー部５５ａとの間
に雄型接触金具４３の保護筒体６０の環状カバー部４５
ａが挿入される隙間Ｓ６を形成して、雌型接触部５３b
を中心としてこれと同心的に設けられている。The cover 60b of the protective cylinder 60 in the male connector 42 forms a gap S3 between the male connector 43 and the female contact 53b, into which the female contact 53b is inserted. Protective cylinder 6 of female contact fitting 53
A gap S4 into which the 0 cover portion 60b is inserted is formed,
The male contact portion 43b is provided concentrically with the center. The cover 60b of the protective cylinder 60 in the female connector 52 forms a gap S5 between the female connector 53b and the cover 60b of the protective cylinder 60 of the male contact fitting 43. , The annular cover 45 of the protective cylinder 60 of the male contact fitting 43 between the annular cover 55a and the annular cover 55a.
a to form a gap S6 into which the female contact portion 53b is inserted.
It is provided concentrically with this.
【００４３】前記構成が第１実施形態に追加された構成
の第２実施形態においても、安価でかつ耐水性に優れる
太陽光発電装置用コネクタ付き電線ケーブル４１、５
１、１４１、１５１を提供できる。Also in the second embodiment in which the above-described configuration is added to the first embodiment, the inexpensive and water-resistant connector-equipped electric cables 41 and 5 having excellent water resistance.
1, 141, 151 can be provided.
【００４４】又、この第２実施形態の電線ケーブルが結
合された状態は図７に示されている。この図に示すよう
に、凹凸嵌合された環状カバー部４５a、５５aの内側に
は、保護筒体６０のカバー部６０b同士が互いに嵌合し
て、結合された雌雄の端子金具４３、５３を被ってい
る。そのため、前記結合状態で、嵌状カバー部４５a、
５５a間を通って雌雄の端子金具４３、５３に到達する
浸水経路を長くできる。つまり、内部に入ろうとする水
は、嵌状カバー部４５a、５５a間だけではなく、その内
側の環状カバー部４５aと雌型コネクタ５２のカバー部
６０ｂとの間を通り、更にその内側で、互いに嵌合され
ている両コネクタ４２、５２のカバー部６０b間を通り
向けなければならない。そのため、耐水性をより向上す
ることができる。FIG. 7 shows a state in which the electric cables of the second embodiment are connected. As shown in this figure, the male and female terminal fittings 43, 53 in which the cover parts 60b of the protective cylindrical body 60 are fitted to each other and joined together are fitted inside the annular cover parts 45a, 55a fitted to the concave and convex. I'm wearing it. Therefore, in the coupled state, the fitting cover 45a,
The length of the flood path reaching between the male and female terminal fittings 43 and 53 through the space 55a can be increased. In other words, the water that is going to enter inside passes not only between the fitting cover portions 45a and 55a, but also between the inner annular cover portion 45a and the cover portion 60b of the female connector 52, and further inside thereof. It is necessary to pass between the cover portions 60b of the fitted connectors 42 and 52. Therefore, the water resistance can be further improved.
【００４５】[0045]
【発明の効果】請求項１に係る発明によれば、ハウジン
グをモールドする際に熱収縮する封止チューブにより、
電線ケーブル本体の端末部及び端子金具の電線接続部を
封止したため、ハウジングの経年変化で、これと電線ケ
ーブル本体の絶縁外皮との間に隙間を生じても、前記端
末部及び電線接続部への浸水が防止され、耐水性に優れ
た太陽光発電装置用コネクタ付き電線ケーブルを提供で
きる。According to the first aspect of the present invention, the sealing tube which is thermally contracted when the housing is molded is provided.
Since the terminal portion of the wire cable body and the wire connection portion of the terminal fitting are sealed, even if a gap occurs between the terminal portion and the insulation sheath of the wire cable body due to aging of the housing, the terminal portion and the wire connection portion are not removed. Water can be prevented, and an electric cable with a connector for a photovoltaic power generation device having excellent water resistance can be provided.
【００４６】請求項２、３に係る発明では、ハウジング
をモールドする際に熱収縮する封止チューブにより、電
線ケーブル本体の端末部及び端子金具の電線圧着部を封
止したため、ハウジングの経年変化で、これと電線ケー
ブル本体の絶縁外皮との間に隙間を生じても、前記端末
部及び電線圧着部への浸水を防止できるとともに、雄型
又は雌型の端子金具に曲げ成形品を用いたため、これら
金具の材料コスト及び加工コストを低減できる。したが
って、これら請求項２、３に係る発明によれば、安価で
かつ耐水性に優れる太陽光発電装置用コネクタ付き電線
ケーブルを提供できる。According to the second and third aspects of the present invention, the end portion of the wire cable main body and the wire crimping portion of the terminal fitting are sealed by the sealing tube which is thermally contracted when the housing is molded. Even if there is a gap between this and the insulating sheath of the wire cable main body, it is possible to prevent the terminal portion and the wire crimping portion from being flooded, and to use a bent molded product for the male or female terminal fitting, The material cost and processing cost of these fittings can be reduced. Therefore, according to the inventions according to Claims 2 and 3, it is possible to provide an inexpensive electric cable with a connector for a photovoltaic power generator, which is excellent in water resistance.
【００４７】請求項４、５に係る発明では、ハウジング
をモールドする際に熱収縮する封止チューブにより、電
線ケーブル本体の端末部及び端子金具の電線圧着部を封
止したため、ハウジングの経年変化で、これと電線ケー
ブル本体の絶縁外皮との間に隙間を生じても、前記端末
部及び電線圧着部への浸水を防止できるとともに、端子
金具を収容した保護筒体によりコネクタ同士の結合状態
で端子金具に到達する浸水経路を長く確保できる。その
上、雄型又は雌型の端子金具に曲げ成形品を用いたた
め、これら金具の材料コスト及び加工コストを低減でき
る。したがって、これら請求項４、５に係る発明によれ
ば、安価でかつ耐水性に優れる太陽光発電装置用コネク
タ付き電線ケーブルを提供できる。According to the fourth and fifth aspects of the present invention, the terminal portion of the wire cable main body and the wire crimping portion of the terminal fitting are sealed by the sealing tube which is thermally contracted when the housing is molded. Even if a gap is formed between the terminal portion and the insulating sheath of the wire cable main body, the terminal portion and the wire crimping portion can be prevented from being immersed in water, and the terminal is connected to each other by the protective cylinder housing the terminal fitting. A long flood path to reach the metal fittings can be secured. In addition, since a bent product is used for the male or female terminal fittings, the material cost and processing cost of these fittings can be reduced. Therefore, according to the inventions according to the fourth and fifth aspects, it is possible to provide a wire cable with a connector for a photovoltaic power generator which is inexpensive and excellent in water resistance.
【図１】太陽電池モジュールの端子箱に接続された本発
明の第１実施形態に係る雌雄の電線ケーブルとこれらに
接続される他の電線ケーブルとを示す平面図。FIG. 1 is a plan view showing a male and female electric cable according to a first embodiment of the present invention connected to a terminal box of a solar cell module and other electric cables connected thereto.
【図２】（Ａ）及び（Ｂ）は図１の雄型電線ケーブルの
構成を示す断面図及び正面図。FIGS. 2A and 2B are a cross-sectional view and a front view showing the configuration of the male electric cable of FIG. 1;
【図３】（Ａ）及び（Ｂ）は図１の雌型電線ケーブルの
構成を示す断面図及び正面図。FIGS. 3A and 3B are a cross-sectional view and a front view showing the configuration of the female electric cable of FIG. 1;
【図４】図２及び図３の雌雄両電線ケーブルが結合され
た状態を示す断面図。FIG. 4 is a sectional view showing a state where the male and female electric cables of FIGS. 2 and 3 are connected;
【図５】（Ａ）及び（Ｂ）は本発明の第２実施形態に係
る雄型電線ケーブルの構成を示す断面図及び正面図。FIGS. 5A and 5B are a cross-sectional view and a front view showing a configuration of a male electric cable according to a second embodiment of the present invention.
【図６】（Ａ）及び（Ｂ）は本発明の第２実施形態に係
る雌型電線ケーブルの構成を示す断面図及び正面図。FIGS. 6A and 6B are a cross-sectional view and a front view showing a configuration of a female electric cable according to a second embodiment of the present invention.
【図７】図５及び図６の雌雄両電線ケーブルが結合され
た状態を示す断面図。FIG. 7 is a cross-sectional view showing a state where the male and female electric wires and cables of FIGS. 5 and 6 are connected.
【図８】従来の雌雄両電線ケーブルを互いに分離した状
態で一部断面して示す側面図。FIG. 8 is a side view showing a part of a conventional double-ended cable in a state of being separated from each other.
３１…太陽電池モジュール ４０…電線ケーブル本体 ４０ａ…電線ケーブル本体の導体 ４０ｂ…電線ケーブル本体の絶縁外皮 ４１、１５１…雄型ケーブル（電線ケーブル） ５１、１４１…雌型ケーブル（電線ケーブル） ４２…雌型コネクタ ４３…雄型端子金具 ４３ａ…雄型端子金具の電線圧着部（電線接続部） ４３ｂ…雄型端子金具の雄型接触部 ４４、５４…封止チューブ ４４ａ、５４ａ…封止チューブの接着層 ４５、５５…ハウジング ４５ａ、５５ａ…ハウジングの環状カバー部 ５２…雌型コネクタ ５３…雌型端子金具 ５３ａ…雌型端子金具の電線圧着部（電線接続部） ５３ｂ…雌型端子金具の雄型接触部 ６０…保護筒体 ６０a…保護筒体の嵌合部 ６０b…保護筒体のカバー部 DESCRIPTION OF SYMBOLS 31 ... Solar cell module 40 ... Electric wire cable main body 40a ... Conductor of electric wire cable main body 40b ... Insulation outer skin of electric wire cable main body 41, 151 ... Male cable (electric cable) 51, 141 ... Female cable (electric cable) 42 ... Female Mold connector 43: Male terminal fitting 43a: Wire crimping part (wire connection part) of male terminal fitting 43b: Male contact part of male terminal fitting 44, 54: Sealing tube 44a, 54a: Bonding of sealing tube Layers 45, 55: Housing 45a, 55a: Annular cover part of housing 52: Female connector 53: Female terminal fitting 53a: Wire crimping part of female terminal fitting (electric wire connection part) 53b: Male of female terminal fitting Contact part 60: protection cylinder 60a: fitting part of protection cylinder 60b: cover of protection cylinder
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 5E087 EE02 EE09 GG02 HH01 HH02 JJ01 LL03 LL12 LL14 QQ03 RR12 5F051 JA06 JA08 5G309 FA05 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5E087 EE02 EE09 GG02 HH01 HH02 JJ01 LL03 LL12 LL14 QQ03 RR12 5F051 JA06 JA08 5G309 FA05
Claims (5)
る電線ケーブル本体と、 一端部に前記導体の端末部が接続された電線接続部を有
する雄型又は雌型の端子金具と、 前記電線接続部及び前記絶縁外皮に亘って被着された熱
収縮性封止チューブと、 この封止チューブ及び前記電線ケーブル本体の端末部を
モールドにより埋設した電気絶縁性ハウジングと、 を具備したことを特徴とする太陽光発電装置用コネクタ
付き電線ケーブル。1. A wire cable main body having a conductor and an insulated sheath covering the conductor, a male or female terminal fitting having a wire connection portion having one end connected to a terminal portion of the conductor, and the wire connection A heat-shrinkable sealing tube attached over the portion and the insulating sheath; and an electrically insulating housing in which the sealing tube and a terminal portion of the electric cable body are embedded by molding. Cable with connector for solar power generator.
る電線ケーブル本体と、 一端部に前記導体の端末部がかしめ付けられた電線圧着
部を有し、他端部に中空で先端が先細の雄型接触部を有
した曲げ成形品からなる雄型端子金具と、 前記電線圧着部及び前記絶縁外皮に亘って被着された熱
収縮性封止チューブと、 前記雄型接触部を囲む環状カバー部を有して前記封止チ
ューブ及び前記ケーブル本体の端末部をモールドにより
埋設した電気絶縁性ハウジングと、 を具備したことを特徴とする太陽光発電装置用コネクタ
付き電線ケーブル。2. An electric wire cable body having a conductor and an insulating sheath covering the conductor, an electric wire crimping portion having an end portion crimped at one end portion, and a hollow end having a tapered end portion at the other end portion. A male terminal fitting made of a bent product having a male contact part; a heat-shrinkable sealing tube attached over the electric wire crimping part and the insulating sheath; and an annular cover surrounding the male contact part And an electrical insulating housing in which a terminal portion of the sealing tube and the cable main body is embedded by molding, the electrical cable having a connector.
る電線ケーブル本体と、 一端部に前記導体の端末部がかしめ付けられた電線圧着
部を有し、他端部に中空でかつ先端が開口する雌型接触
部を有した曲げ成形品からなる雌型端子金具と、 前記電線圧着部及び前記絶縁外皮に亘って被着された熱
収縮性封止チューブと、 前記雌型接触部を囲む環状カバー部を有して前記封止チ
ューブ及び前記電線ケーブル本体の端末部をモールドに
より埋設した電気絶縁性ハウジングと、 を具備したことを特徴とする太陽光発電装置用コネクタ
付き電線ケーブル。3. An electric wire cable main body having a conductor and an insulating sheath covering the conductor, an electric wire crimping portion having one end crimped with a terminal portion of the conductor, and a hollow end having an open end at the other end. Female terminal fitting made of a bent product having a female contact portion to be formed; a heat-shrinkable sealing tube attached over the electric wire crimping portion and the insulating sheath; and a ring surrounding the female contact portion. An electric insulating housing having a cover portion, wherein the sealing tube and the terminal portion of the electric wire cable main body are buried by molding, the electric cable having a connector for a photovoltaic power generation device.
る電線ケーブル本体と、 一端部に前記導体の端末部がかしめ付けられた電線圧着
部を有し、他端部に中空で先端が先細の雄型接触部を有
した曲げ成形品からなる雄型端子金具と、 前記電線圧着部及び前記絶縁外皮に亘って被着された熱
収縮性封止チューブと、 この封止チューブに被嵌される嵌合部、及び前記雄型接
触部を囲むカバー部を有して、前記雄型端子金具を収容
して設けられた電気絶縁性の保護筒体と、 前記カバー部を囲む環状カバー部を有し、前記封止チュ
ーブ及び前記電線ケーブル本体の端末部をモールドによ
り埋設した電気絶縁性ハウジングと、 を具備したことを特徴とする太陽光発電装置用コネクタ
付き電線ケーブル。4. An electric wire cable body having a conductor and an insulating sheath covering the conductor, an electric wire crimping portion having one end crimped with a terminal portion of the conductor, and a hollow end having a tapered tip at the other end. A male terminal fitting made of a bent product having a male contact portion, a heat-shrinkable sealing tube attached over the wire crimping portion and the insulating sheath, and fitted on the sealing tube An electrically insulating protective cylinder provided with the fitting portion and the cover portion surrounding the male contact portion and containing the male terminal fitting; and an annular cover portion surrounding the cover portion. And an electrical insulating housing in which the sealing tube and a terminal portion of the wire cable main body are buried by molding, the wire having a connector for a photovoltaic power generator.
る電線ケーブル本体と、 一端部に前記導体の端末部がかしめ付けられた電線圧着
部を有し、他端部に中空で先端が開口する雌型接触部を
有した曲げ成形品からなる雌型端子金具と、 前記電線圧着部及び前記絶縁外皮に亘って被着された熱
収縮性封止チューブと、 この封止チューブに被嵌される嵌合部、及び前記雌型接
触部を囲むカバー部を有し、前記雌型端子金具を収容し
て設けられた電気絶縁性保護筒体と、 前記カバー部を囲む環状カバー部を有して前記封止チュ
ーブ及び前記電線ケーブル本体の端末部をモールドによ
り埋設した電気絶縁性ハウジングと、を具備したことを
特徴とする太陽光発電装置用コネクタ付き電線ケーブ
ル。5. An electric wire cable body having a conductor and an insulating sheath covering the conductor, an electric wire crimping portion having one end crimped with a terminal portion of the conductor, and a hollow end opening at the other end. A female terminal fitting made of a bent product having a female contact portion, a heat-shrinkable sealing tube attached over the electric wire crimping portion and the insulating sheath, and fitted on the sealing tube. A fitting portion, a cover portion surrounding the female contact portion, an electrically insulating protective cylinder provided to accommodate the female terminal fitting, and an annular cover portion surrounding the cover portion. An electric insulating housing in which the sealing tube and a terminal portion of the electric wire cable main body are buried by molding, and an electric cable with a connector for a photovoltaic power generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001102366A JP4838942B2 (en) | 2001-03-30 | 2001-03-30 | Electric cable with connector for solar power generation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001102366A JP4838942B2 (en) | 2001-03-30 | 2001-03-30 | Electric cable with connector for solar power generation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002298656A true JP2002298656A (en) | 2002-10-11 |
| JP4838942B2 JP4838942B2 (en) | 2011-12-14 |
Family
ID=18955580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001102366A Expired - Fee Related JP4838942B2 (en) | 2001-03-30 | 2001-03-30 | Electric cable with connector for solar power generation equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4838942B2 (en) |
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| JP2006262032A (en) * | 2005-03-17 | 2006-09-28 | Oppama Kogyo Kk | Receiving antenna of engine tachometer |
| JP2010015727A (en) * | 2008-07-01 | 2010-01-21 | Sharp Corp | Connector cover and lighting system equipped with connector cover |
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| CN101916615A (en) * | 2010-07-20 | 2010-12-15 | 常州八益电缆有限公司 | Solar photovoltaic cable |
| WO2011005070A1 (en) * | 2009-07-10 | 2011-01-13 | Asahi Best Base Sdn. Bhd. | Overmoulded safety and waterproof photo voltaic connector |
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| DE102011103530A1 (en) | 2010-06-08 | 2012-02-16 | Yamaichi Electronics Co., Ltd. | A waterproof structure for a cable connector, and a male member, a female member and a cable connector using the same |
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| JP2021141812A (en) * | 2017-01-31 | 2021-09-16 | 日立金属株式会社 | Wire harness |
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