WO2012083785A1 - Solar cell connecting cable and manufacturing method therefor - Google Patents

Solar cell connecting cable and manufacturing method therefor Download PDF

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Publication number
WO2012083785A1
WO2012083785A1 PCT/CN2011/083209 CN2011083209W WO2012083785A1 WO 2012083785 A1 WO2012083785 A1 WO 2012083785A1 CN 2011083209 W CN2011083209 W CN 2011083209W WO 2012083785 A1 WO2012083785 A1 WO 2012083785A1
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WO
WIPO (PCT)
Prior art keywords
solar cell
cable
cell connecting
connecting wire
fuse
Prior art date
Application number
PCT/CN2011/083209
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French (fr)
Chinese (zh)
Inventor
叶健
杨明生
Original Assignee
东莞宏威数码机械有限公司
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Publication of WO2012083785A1 publication Critical patent/WO2012083785A1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/68—Structural association with built-in electrical component with built-in fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042—PV modules or arrays of single PV cells
    • H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
    • 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

Definitions

  • the present invention relates to a connecting wire, and more particularly to a solar cell connecting wire and a method of manufacturing the same. Background technique
  • Inexhaustible solar energy is increasingly favored by people because of its safety, cleanliness and environmental protection.
  • the solar industry has become a sunrise industry chasing the world.
  • more and more enterprises have joined the "day-to-day industry”.
  • China has become the world's third largest solar energy manufacturing base.
  • Solar cells directly convert solar radiation into solar radiation.
  • a device for electrical energy that converts solar energy into electrical energy through a panel, and then delivers the energy converted by the solar panel to an AC load, a DC load, and a battery through a junction box, a cable assembly, a controller, and an inverter, thereby effectively Transformed into energy that can be used for people's daily lives or work.
  • solar cell-specific connecting lines have also been in operation and are developing rapidly.
  • the present invention provides a solar cell connecting wire, comprising a fuse holder, two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end is formed with a terminal, and the fuse holder includes a fuse.
  • the insulating sheath is an irradiated cross-linked polyethylene sheath, and the ends of the irradiated cross-linked polyethylene sheath are pointed and formed with a plurality of annular indentations.
  • Polyethylene can undergo radiation crosslinking reaction under the action of radiation, form a bulk polymer after crosslinking, improve the heat-resistant corrosion resistance grade of polyethylene, and strengthen the solar cell connection by irradiating the cross-linked polyethylene sheath
  • the anti-aging, anti-radiation and high-temperature resistance of the wire protects the fuse assembly from the harsh environment and improves the stability of the solar cell.
  • the concave structure can make the insulating casing structure more compact, strengthen the sealing property, and is favorable for drainage, and prevents accumulation on the insulating casing.
  • the cable is coated with an irradiated cross-linked polyethylene layer, and the cable is also exposed to a harsh environment, and the cable coated with the irradiated cross-linked polyethylene layer has heat resistance and aging resistance. Strong.
  • the solar cell connecting line further comprises two sealing rings, the sealing ring is disposed between the insulating sheath and the cable, and the sealing ring can effectively strengthen between the cable terminal and the insulating cover Sealing.
  • the invention also provides a method for manufacturing a solar cell connecting line, comprising the following steps: (1) providing two cables and two plug terminals, one end of the cable is connected with the plug terminal, and the other end is formed with a terminal; (2) Providing a fuse assembly and a base for mounting the fuse assembly, respectively fixing the terminals of the two cables to the base and electrically connecting to the terminals of the cable respectively; (3) in the An insulating casing is casted from the outside of the seat by polyethylene, and the insulating casing covers the seat and is sealingly connected to the cable.
  • the cable is further coated with a polyethylene layer, and the polyethylene layer is a radiation cross-linked polyethylene layer, and the insulating shell is an irradiated cross-linked polyethylene sheath, and the polyethylene material passes The electron accelerator is irradiated to form an irradiated cross-linked polyethylene sheath.
  • the solar cell connecting wire of the present invention can be connected to the solar cell and other components through the plug terminal respectively.
  • the terminal of the cable is fixedly connected to the base of the fuse holder and electrically connected to the two ends of the fuse assembly.
  • the insulating sleeve is integrally formed on the outside of the housing, and the fuse assembly, the base body, and the terminal of the cable are sealed. It is compact, compact and mechanically stable. It is waterproof, corrosion-resistant, UV-resistant and has good sealing. It meets the requirements of outdoor harsh environment and makes the performance of solar cells more stable and reliable.
  • the solar cell connecting wire manufactured by the method for manufacturing a solar cell connecting wire of the present invention has the above-described effects.
  • FIG. 1 is a schematic structural view of a solar cell connecting wire according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a fuse holder of a solar cell connecting wire according to an embodiment of the present invention.
  • FIG. 3 is a flow chart showing a method of manufacturing a solar cell connecting wire of the present invention. detailed description
  • the solar cell connecting wire of the embodiment of the present invention includes two cables 10, a fuse holder 20 and two plug terminals 30, the cable 10 end is connected to the plug terminal 30, and the other end forms a terminal 1 1 .
  • the plug terminal 30 is mated with the terminals of the solar panel and other components such as the junction box or the inverter, and the appropriate plug terminal 30 can be selected according to actual needs.
  • the fuse holder 20 includes a fuse assembly 22, a base body 24, and an integrally formed insulating sleeve 26.
  • the terminals 11 of the two cables 10 are fixedly connected to the base body 24, respectively.
  • the fuse assembly 22 is mounted on the The two ends of the base body 24 are electrically connected to the terminals 11 of the cable 10.
  • the fuse assembly 22 is similar to the existing components, and utilizes the principle that the melt is melted when the current is too large, so that the passages at both ends are cut off. Electrical connection to the cable 10 can be achieved by leads. Specifically, the two ends of the base body 24 are respectively provided with a socket 25 for inserting the cable 10 to electrically connect with the fuse assembly 22. The terminal 11 of the cable 10 extends through the socket 25 into the seat. The body 24 is electrically connected to the fuse assembly 22, and the insulating cover 26 is wrapped around the seat body 24 and is sealingly connected to the cable 10.
  • the insulating casing 26 is a radiation cross-linked polyethylene casing, and the insulating casing 26 has a pointed shape at both ends and is formed with a plurality of annular indentations 27.
  • Polyethylene can undergo radiation crosslinking reaction under the action of radiation, form a bulk polymer after crosslinking, improve the heat-resistant corrosion resistance grade of polyethylene, and strengthen the solar cell connection by irradiating the cross-linked polyethylene sheath
  • the anti-aging, anti-radiation and high-temperature resistance of the wire protects the fuse assembly 22 from the harsh external environment and improves the stability of the solar cell operation.
  • the contour of the base body 24 is matched with the insulating sleeve 26, and the insulating sleeve 26 is sleeved on the base body 24 and joined to the terminal 11 of the cable 10 by casting, and has excellent sealing property and structure.
  • the utility model has the advantages of small size and high practicability, and the concave groove 27 can also be spirally shaped, and the insulating cover can be printed with a mark for convenient identification and beautiful appearance.
  • the cable 10 is further covered with an irradiated cross-linked polyethylene layer. Since the cable 10 also needs to be exposed to a harsh environment, the cable 10 coated with the irradiated cross-linked polyethylene layer is heat-resistant. And anti-aging performance is strong.
  • the solar cell connection line further includes two sealing rings 40.
  • the sealing ring 40 is disposed between the insulating cover 26 and the cable 10.
  • the sealing ring 40 can effectively strengthen the wiring of the cable 10. The tightness between the end 1 1 and the insulating sheath 26.
  • the present invention also provides a method for manufacturing a solar cell connecting wire, comprising the following steps:
  • S1 providing two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end is formed with a terminal;
  • S2 providing a fuse assembly and a base for mounting the fuse assembly, respectively fixing the terminals of the two cables to the base and electrically connecting with the terminals of the cable;
  • S3 An insulating casing is casted from the outside of the seat by polyethylene, and the insulating casing covers the seat and is sealingly connected to the cable.
  • the fuse assembly 22 is first mounted in the base 24, and the respective terminals 11 of the two cables 10 are passed through the socket 25 of the base 24 and welded. Or electrically connecting the fuse assembly 22, or the housing 24 and the cable 10 are cast on the portion of the base 24 to form an insulating cover 26 of polyethylene material. 26 At the pointed ends of the two ends, a plurality of annular indentations 27 can be formed by heat pressing, which makes the structure more compact and facilitates drainage, and on the other hand, contributes to enhancing the sealing performance.
  • the insulating sheath 26 of the polyethylene material is irradiated by an electron accelerator into an irradiated cross-linked polyethylene sheath.
  • the cable 10 is further covered with a polyethylene layer, and the cable 10 is irradiated by an electron accelerator to form a radiation crosslinked polyethylene layer.
  • the solar cell connecting wire of the present invention can be connected to the solar cell and other components through the plug terminal 30 respectively.
  • the terminal 11 of the two cables 10 is fixedly connected to the base 24 of the fuse holder 20 and electrically connected to the two ends of the fuse assembly 22.
  • the insulating sleeve 26 is integrally formed outside the base 24, and the fuse assembly 22 is
  • the base body 24 and the terminal 11 of the cable 10 are sealed and covered, and the structure is compact and compact, and is not only waterproof, corrosion resistant, and has good sealing performance, and is suitable for use under harsh outdoor environmental conditions, so that the working performance of the solar battery is more stable. reliable.
  • the solar cell connecting wire manufactured by the method for producing a solar cell connecting wire of the present invention has the above effects.

Abstract

A solar cell connecting cable and a manufacturing method therefor. The solar cell connecting cable comprises a fuse holder (20), two electric wires (10), and two plug terminals (30). One end of the electric wires is connected to one plug terminal, and the other end forms a wiring end (11). The fuse holder comprises a fuse component (22), a holder body (24), and a one-piece insulating housing sleeve (26). The wiring ends of the two electric wires are each fixedly connected to the holder body. Arranged within the holder body is the fuse component, and the two ends thereof are respectively connected to the wiring ends of the electric wires. The insulating housing sleeve covers the exterior of the holder body and is in a sealed connection to the electric wires. In an instance of overcurrent, the fuse holder allows effective protection by interrupting power. The fuse component, the fuse holder, and the wiring ends of the electric wires are sealed and covered by the one-piece insulating housing sleeve. This allows the solar cell connecting cable to be water-resistant, corrosion-resistant, and highly airtight, and to meet the requirements of harsh outdoor environmental conditions, thus ensuring the operational stability and reliability of solar cells.

Description

太阳能电池连接线及其制造方法 技术领域  Solar cell connecting line and manufacturing method thereof
本发明涉及一种连接线， 尤其涉及一种太阳能电池连接线及其制造方 法。 背景技术  The present invention relates to a connecting wire, and more particularly to a solar cell connecting wire and a method of manufacturing the same. Background technique
取之不尽， 用之不竭的太阳能， 因为其安全、 干净、 环保而越来越受到 人们的青睐。 太阳能产业成为全球竟相追逐的朝阳产业， 在中国， 越来越多 的企业加入到这个 "逐日产业" 当中来， 中国已经成为全球第三大太阳能制 造基地， 太阳能电池是将太阳辐射直接转换成电能的器件， 通过电池板把太 阳能转化为电能， 然后通过接线盒、 线缆组件、 控制器和逆变器把太阳能电池 板转化的电能输送给交流负载、 直流负载和蓄电池， 从而有效的将太阳能转化 为可供人们日常生活或工作的能源。 随着太阳能发电的广泛推广使用， 太阳能 电池专用连接线也运营而生， 并且发展迅速， 在建造太阳能发电系统时， 需要 将成百上千的太阳能电池板通过连接线串并联起来， 从而获取较大的输出功率， 如通过行的串联及列的并联方式， 列两端的输出电压较大时， 会使行的电流 增大，有可能造成输出电流过大，电流的过载容易损坏电池板及其他零部件， 因此需要引进保护装置来实现电流过载时的断电保护，但由于太阳能电池通 常应用并设置在气候恶劣多变的室外环境中， 其连接线及保护装置一般均处于 露天状态， 日晒雨淋， 工作环境恶劣， 要求所述保护装置必须具有防水， 防腐 蚀， 防紫外线的性能， 因此需要一种具有过载保护功能、 防水、 耐腐蚀、 密 封性好并符合于室外恶劣环境条件下的使用要求的连接线来实现太阳能电 池的输出连接。 发明内容  Inexhaustible solar energy is increasingly favored by people because of its safety, cleanliness and environmental protection. The solar industry has become a sunrise industry chasing the world. In China, more and more enterprises have joined the "day-to-day industry". China has become the world's third largest solar energy manufacturing base. Solar cells directly convert solar radiation into solar radiation. A device for electrical energy that converts solar energy into electrical energy through a panel, and then delivers the energy converted by the solar panel to an AC load, a DC load, and a battery through a junction box, a cable assembly, a controller, and an inverter, thereby effectively Transformed into energy that can be used for people's daily lives or work. With the widespread use of solar power generation, solar cell-specific connecting lines have also been in operation and are developing rapidly. When building solar power systems, hundreds of solar panels need to be connected in series through the connecting lines to obtain larger The output power, such as the parallel connection of rows and columns, when the output voltage at both ends of the column is large, the current of the row will increase, which may cause the output current to be too large, and the overload of the current may easily damage the panel and other zeros. Components, so it is necessary to introduce protection devices to achieve power-off protection during current overload. However, since solar cells are usually applied and installed in an outdoor environment with harsh climate, the connecting lines and protection devices are generally in an open state, and the sun is raining. Leaking, working environment is harsh, the protection device must be waterproof, anti-corrosive and anti-ultraviolet. Therefore, it needs to have an overload protection function, waterproof, corrosion resistance, good sealing and compatibility with outdoor harsh environment. Required cable to achieve solar cell output Access. Summary of the invention
本发明的目的在于提供一种具有过载保护功能且防水、 耐腐蚀、 密封性 好并符合于室外恶劣环境条件下的使用要求的太阳能电池连接线。 本发明的另一目的在于提供一种具有过载保护功能且防水、 耐腐蚀、 密 封性好并符合于室外恶劣环境条件下的使用要求的太阳能电池连接线的制 造方法。 It is an object of the present invention to provide a solar cell connection line having an overload protection function and which is waterproof, corrosion resistant, and has good sealing properties and meets the requirements for use under harsh outdoor environment conditions. Another object of the present invention is to provide a method for manufacturing a solar cell connecting wire which has an overload protection function and which is waterproof, corrosion resistant, and has good sealing properties and meets the requirements for use in harsh outdoor environments.
为了实现上述目的， 本发明提供了一种太阳能电池连接线， 包括保险丝 座、 两电缆及两插头端子， 所述电缆一端与所述插头端子连接， 另一端形成 接线端， 所述保险丝座包括保险丝组件、 座体及一体成型的绝缘壳套， 两所 述电缆的接线端分别与所述座体固定连接，所述保险丝组件安装在所述座体 内并两端分别与所述电缆的接线端电连接，所述绝缘壳套包覆于所述座体外 并与所述电缆密封连接。  In order to achieve the above object, the present invention provides a solar cell connecting wire, comprising a fuse holder, two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end is formed with a terminal, and the fuse holder includes a fuse. An assembly, a base body and an integrally formed insulating cover, wherein the terminals of the two cables are fixedly connected to the base body, the fuse assembly is installed in the seat body and the two ends are respectively electrically connected to the terminals of the cable Connected, the insulating sheath covers the outside of the housing and is sealingly connected to the cable.
较佳地， 所述绝缘壳套为辐照交联聚乙烯壳套， 所述辐照交联聚乙烯壳 套两端呈尖头状并形成有若干环形的凹纹。聚乙烯在射线作用下可以发生辐 照交联反应， 交联后形成体型高分子， 提高了聚乙烯的耐热防腐蚀等级， 釆 用辐照交联聚乙烯壳套能加强所述太阳能电池连接线的抗老化、防辐射及耐 高温性能， 保护保险丝组件不受外界恶劣环境损害， 提高太阳能电池工作的 稳定性。 所述凹纹结构能使绝缘壳套结构更加紧密， 加强密封性， 且有利于 排水， 防止积留在绝缘壳套上。  Preferably, the insulating sheath is an irradiated cross-linked polyethylene sheath, and the ends of the irradiated cross-linked polyethylene sheath are pointed and formed with a plurality of annular indentations. Polyethylene can undergo radiation crosslinking reaction under the action of radiation, form a bulk polymer after crosslinking, improve the heat-resistant corrosion resistance grade of polyethylene, and strengthen the solar cell connection by irradiating the cross-linked polyethylene sheath The anti-aging, anti-radiation and high-temperature resistance of the wire protects the fuse assembly from the harsh environment and improves the stability of the solar cell. The concave structure can make the insulating casing structure more compact, strengthen the sealing property, and is favorable for drainage, and prevents accumulation on the insulating casing.
较佳地， 所述电缆外还包覆有辐照交联聚乙烯层， 由于所述电缆同样需 要暴露在恶劣环境中， 包覆有辐照交联聚乙烯层的电缆耐热及抗老化性能 强。  Preferably, the cable is coated with an irradiated cross-linked polyethylene layer, and the cable is also exposed to a harsh environment, and the cable coated with the irradiated cross-linked polyethylene layer has heat resistance and aging resistance. Strong.
较佳地， 所述太阳能电池连接线还包括两密封圈， 所述密封圈设置在所 述绝缘壳套与所述电缆之间，所述密封圈能有效加强电缆接线端与绝缘壳套 之间的密封性。  Preferably, the solar cell connecting line further comprises two sealing rings, the sealing ring is disposed between the insulating sheath and the cable, and the sealing ring can effectively strengthen between the cable terminal and the insulating cover Sealing.
本发明同时提供了一种太阳能电池连接线的制造方法， 包括如下步骤： （1 ) 提供两电缆及两插头端子， 所述电缆一端与所述插头端子连接， 另一端形成接 线端； （2 )提供一保险丝组件及用于安装所述保险丝组件的座体， 将两所述电 缆的接线端分别固定在所述座体上并分别与所述电缆的接线端电连接； （3 )在 所述座体外用聚乙烯浇注成型一绝缘壳套， 所述绝缘壳套包覆所述座体并与所 述电缆密封连接。 较佳地， 所述电缆外还包覆有聚乙烯层， 且所述聚乙烯层为辐照交联聚乙 烯层， 所述绝缘壳套为辐照交联聚乙烯壳套， 聚乙烯材料通过电子加速器辐照 处理成为的辐照交联聚乙烯壳套。 The invention also provides a method for manufacturing a solar cell connecting line, comprising the following steps: (1) providing two cables and two plug terminals, one end of the cable is connected with the plug terminal, and the other end is formed with a terminal; (2) Providing a fuse assembly and a base for mounting the fuse assembly, respectively fixing the terminals of the two cables to the base and electrically connecting to the terminals of the cable respectively; (3) in the An insulating casing is casted from the outside of the seat by polyethylene, and the insulating casing covers the seat and is sealingly connected to the cable. Preferably, the cable is further coated with a polyethylene layer, and the polyethylene layer is a radiation cross-linked polyethylene layer, and the insulating shell is an irradiated cross-linked polyethylene sheath, and the polyethylene material passes The electron accelerator is irradiated to form an irradiated cross-linked polyethylene sheath.
与现有技术相比， 本发明的太阳能电池连接线可通过插头端子分别实现与 太阳能电池及其他零部件连接， 当输出电流过大时， 保险丝座的设置能有效切 断通路起到保护作用， 两电缆的接线端与保险丝座的座体固定连接并与保险丝 组件的两端分别电连接， 所述绝缘壳套一体成型于所述座体外， 将保险丝组件、 座体、 以及电缆的接线端密封包覆起来， 结构紧凑小巧， 机械性能稳定， 不仅 防水、 防腐蚀、 防紫外线且密封性好， 符合于室外恶劣环境条件下的使用要 求， 使太阳能电池的工作性能更稳定可靠。 同样地， 本发明的太阳能电池连 接线的制造方法所制造出来的太阳能电池连接线同样具有上述效果。 附图说明  Compared with the prior art, the solar cell connecting wire of the present invention can be connected to the solar cell and other components through the plug terminal respectively. When the output current is too large, the setting of the fuse holder can effectively cut off the passage to protect the two. The terminal of the cable is fixedly connected to the base of the fuse holder and electrically connected to the two ends of the fuse assembly. The insulating sleeve is integrally formed on the outside of the housing, and the fuse assembly, the base body, and the terminal of the cable are sealed. It is compact, compact and mechanically stable. It is waterproof, corrosion-resistant, UV-resistant and has good sealing. It meets the requirements of outdoor harsh environment and makes the performance of solar cells more stable and reliable. Similarly, the solar cell connecting wire manufactured by the method for manufacturing a solar cell connecting wire of the present invention has the above-described effects. DRAWINGS
图 1是本发明实施例的太阳能电池连接线的结构示意图。  1 is a schematic structural view of a solar cell connecting wire according to an embodiment of the present invention.
图 2是本发明实施例太阳能电池连接线的保险丝座的结构示意图。  2 is a schematic structural view of a fuse holder of a solar cell connecting wire according to an embodiment of the present invention.
图 3是本发明太阳能电池连接线的制造方法的流程图。 具体实施方式  3 is a flow chart showing a method of manufacturing a solar cell connecting wire of the present invention. detailed description
现在参考附图描述本发明的实施例， 附图中类似的元件标号代表类似的元 件。  Embodiments of the present invention will now be described with reference to the drawings, in which like reference numerals represent like elements.
参考图 1及图 2, 本发明实施例的太阳能电池连接线包括两电缆 10、 保险 丝座 20及两插头端子 30, 所述电缆 10—端与所述插头端子 30连接， 另一 端形成接线端 1 1 , 所述插头端子 30与太阳能电池板及其他零部件如接线盒或 逆变器的接线端对接匹配， 可以根据实际需要选择合适的插头端子 30。 所述保 险丝座 20包括保险丝组件 22、 座体 24及一体成型的绝缘壳套 26, 两所述电缆 10的接线端 11分别与所述座体 24固定连接，所述保险丝组件 22安装在所述座 体 24内并两端与所述电缆 10的接线端 11电连接， 所述保险丝组件 22与现有 的组件类似， 均利用熔融体在电流过大时熔融从而使两端的通路切断的原理， 可通过引线实现与电缆 10的电连接。 具体地， 所述座体 24两端对应开设有供 电缆 10插入从而实现与保险丝组件 22电连接的插孔 25 ,所述电缆 10的接线端 11穿过所述插孔 25伸入所述座体 24内并与保险丝组件 22的电连接，所述绝缘 壳套 26包覆于所述座体 24外并与所述电缆 10密封连接。 Referring to FIG. 1 and FIG. 2, the solar cell connecting wire of the embodiment of the present invention includes two cables 10, a fuse holder 20 and two plug terminals 30, the cable 10 end is connected to the plug terminal 30, and the other end forms a terminal 1 1 . The plug terminal 30 is mated with the terminals of the solar panel and other components such as the junction box or the inverter, and the appropriate plug terminal 30 can be selected according to actual needs. The fuse holder 20 includes a fuse assembly 22, a base body 24, and an integrally formed insulating sleeve 26. The terminals 11 of the two cables 10 are fixedly connected to the base body 24, respectively. The fuse assembly 22 is mounted on the The two ends of the base body 24 are electrically connected to the terminals 11 of the cable 10. The fuse assembly 22 is similar to the existing components, and utilizes the principle that the melt is melted when the current is too large, so that the passages at both ends are cut off. Electrical connection to the cable 10 can be achieved by leads. Specifically, the two ends of the base body 24 are respectively provided with a socket 25 for inserting the cable 10 to electrically connect with the fuse assembly 22. The terminal 11 of the cable 10 extends through the socket 25 into the seat. The body 24 is electrically connected to the fuse assembly 22, and the insulating cover 26 is wrapped around the seat body 24 and is sealingly connected to the cable 10.
较佳地， 所述绝缘壳套 26为辐照交联聚乙烯壳套， 所述绝缘壳套 26两端 呈尖头状并形成有若干环形的凹纹 27。 聚乙烯在射线作用下可以发生辐照交联 反应， 交联后形成体型高分子， 提高了聚乙烯的耐热防腐蚀等级， 釆用辐照交 联聚乙烯壳套能加强所述太阳能电池连接线的抗老化、 防辐射及耐高温性能， 保护保险丝组件 22不受外界恶劣环境损害， 提高太阳能电池工作的稳定性。 所 述座体 24的轮廓与所述绝缘壳套 26匹配， 所述绝缘壳套 26罩设在座体 24上 并与电缆 10的接线端 11通过浇注后连结在一起， 具有优良的密封性， 结构小 巧， 实用性强， 所述凹纹 27也可以呈螺旋状， 所述绝缘壳套 26上可印制标志， 方便识别且美观。 同样较佳地， 所述电缆 10外还包覆有辐照交联聚乙烯层， 由于所述电缆 10同样需要暴露在恶劣环境中， 包覆有辐照交联聚乙烯层的 电缆 10耐热及抗老化性能强。  Preferably, the insulating casing 26 is a radiation cross-linked polyethylene casing, and the insulating casing 26 has a pointed shape at both ends and is formed with a plurality of annular indentations 27. Polyethylene can undergo radiation crosslinking reaction under the action of radiation, form a bulk polymer after crosslinking, improve the heat-resistant corrosion resistance grade of polyethylene, and strengthen the solar cell connection by irradiating the cross-linked polyethylene sheath The anti-aging, anti-radiation and high-temperature resistance of the wire protects the fuse assembly 22 from the harsh external environment and improves the stability of the solar cell operation. The contour of the base body 24 is matched with the insulating sleeve 26, and the insulating sleeve 26 is sleeved on the base body 24 and joined to the terminal 11 of the cable 10 by casting, and has excellent sealing property and structure. The utility model has the advantages of small size and high practicability, and the concave groove 27 can also be spirally shaped, and the insulating cover can be printed with a mark for convenient identification and beautiful appearance. Also preferably, the cable 10 is further covered with an irradiated cross-linked polyethylene layer. Since the cable 10 also needs to be exposed to a harsh environment, the cable 10 coated with the irradiated cross-linked polyethylene layer is heat-resistant. And anti-aging performance is strong.
较佳地， 所述太阳能电池连接线还包括两密封圈 40 , 所述密封圈 40设 置在所述绝缘壳套 26与所述电缆 10之间， 所述密封圈 40能有效加强电缆 10的接线端 1 1与绝缘壳套 26之间的密封性。  Preferably, the solar cell connection line further includes two sealing rings 40. The sealing ring 40 is disposed between the insulating cover 26 and the cable 10. The sealing ring 40 can effectively strengthen the wiring of the cable 10. The tightness between the end 1 1 and the insulating sheath 26.
参考图 3 , 本发明同时提供了一种太阳能电池连接线的制造方法， 包括如下 步骤：  Referring to FIG. 3, the present invention also provides a method for manufacturing a solar cell connecting wire, comprising the following steps:
S1 : 提供两电缆及两插头端子， 所述电缆一端与所述插头端子连接， 另一 端形成接线端；  S1: providing two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end is formed with a terminal;
S2: 提供一保险丝组件及用于安装所述保险丝组件的座体， 将两所述电缆 的接线端分别固定在所述座体上并分别与所述电缆的接线端电连接；  S2: providing a fuse assembly and a base for mounting the fuse assembly, respectively fixing the terminals of the two cables to the base and electrically connecting with the terminals of the cable;
S3 : 在所述座体外用聚乙烯浇注成型一绝缘壳套， 所述绝缘壳套包覆所述 座体并与所述电缆密封连接。  S3: An insulating casing is casted from the outside of the seat by polyethylene, and the insulating casing covers the seat and is sealingly connected to the cable.
详细地， 制造生产本发明的太阳能电池连接线时， 先将保险丝组件 22安装 在座体 24内， 将两电缆 10各自的接线端 11穿过座体 24的插孔 25并通过焊接 或其他方式实现与保险丝组件 22的电连接， 然后将所述座体 24与电缆 10—起 在所述座体 24 的部位上浇注成型一聚乙烯材料的绝缘壳套 26, 所述绝缘壳套 26在两端的尖头状处可热压形成若干环形的凹纹 27, —方面使结构更紧密， 有 利于排水， 另一方面有利于增强密封性能。 一体成型所述绝缘壳套 26后再将所 述聚乙烯材料的绝缘壳套 26 通过电子加速器辐照处理成为辐照交联聚乙烯壳 套。 较佳地， 所述电缆 10外还包覆有聚乙烯层， 所述电缆 10—起通过电子加 速器辐照处理形成辐照交联聚乙烯层。 In detail, when manufacturing the solar cell connecting wire of the present invention, the fuse assembly 22 is first mounted in the base 24, and the respective terminals 11 of the two cables 10 are passed through the socket 25 of the base 24 and welded. Or electrically connecting the fuse assembly 22, or the housing 24 and the cable 10 are cast on the portion of the base 24 to form an insulating cover 26 of polyethylene material. 26 At the pointed ends of the two ends, a plurality of annular indentations 27 can be formed by heat pressing, which makes the structure more compact and facilitates drainage, and on the other hand, contributes to enhancing the sealing performance. After integrally forming the insulating sheath 26, the insulating sheath 26 of the polyethylene material is irradiated by an electron accelerator into an irradiated cross-linked polyethylene sheath. Preferably, the cable 10 is further covered with a polyethylene layer, and the cable 10 is irradiated by an electron accelerator to form a radiation crosslinked polyethylene layer.
与现有技术相比， 本发明的太阳能电池连接线可通过插头端子 30分别实现 与太阳能电池及其他零部件连接， 当输出电流过大时， 保险丝座 20的设置能有 效切断通路起保护作用， 两电缆 10的接线端 11与保险丝座 20的座体 24固定 连接并与保险丝组件 22的两端分别电连接， 所述绝缘壳套 26—体成型于所述 座体 24外， 将保险丝组件 22、 座体 24、 以及电缆 10的接线端 11密封包覆起 来， 结构紧凑小巧， 不仅防水、 耐腐蚀且密封性好， 符合于室外恶劣环境条 件下的使用要求， 使太阳能电池的工作性能更稳定可靠。 同样地， 本发明的 太阳能电池连接线的制造方法所制造出来的太阳能电池连接线同样具有上 述效果。  Compared with the prior art, the solar cell connecting wire of the present invention can be connected to the solar cell and other components through the plug terminal 30 respectively. When the output current is too large, the setting of the fuse holder 20 can effectively cut off the protection of the path. The terminal 11 of the two cables 10 is fixedly connected to the base 24 of the fuse holder 20 and electrically connected to the two ends of the fuse assembly 22. The insulating sleeve 26 is integrally formed outside the base 24, and the fuse assembly 22 is The base body 24 and the terminal 11 of the cable 10 are sealed and covered, and the structure is compact and compact, and is not only waterproof, corrosion resistant, and has good sealing performance, and is suitable for use under harsh outdoor environmental conditions, so that the working performance of the solar battery is more stable. reliable. Similarly, the solar cell connecting wire manufactured by the method for producing a solar cell connecting wire of the present invention has the above effects.
以上所揭露的仅为本发明的优选实施例而已， 当然不能以此来限定本发明 之权利范围， 因此依本发明申请专利范围所作的等同变化， 仍属本发明所涵盖 的范围。  The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and the equivalent changes made by the scope of the present invention remain within the scope of the present invention.

Claims

权 利 要 求 Rights request
1.一种太阳能电池连接线， 其特征在于： 包括保险丝座、 两电缆及两插头端 子， 所述电缆一端与所述插头端子连接， 另一端形成接线端， 所述保险丝座包 括保险丝组件、 座体及一体成型的绝缘壳套， 两所述电缆的接线端分别与所述 座体固定连接， 所述保险丝组件安装在所述座体内并两端分别与所述电缆的接 线端电连接， 所述绝缘壳套包覆于所述座体外并与所述电缆密封连接。 A solar cell connecting wire, comprising: a fuse holder, two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end is formed with a terminal, the fuse holder includes a fuse assembly and a seat And an integrally formed insulating sheath, wherein the terminals of the two cables are respectively fixedly connected to the base, and the fuse assembly is installed in the housing and the two ends are electrically connected to the terminals of the cable respectively. The insulating sheath covers the outside of the housing and is sealingly connected to the cable.
2.如权利要求 1所述的太阳能电池连接线， 其特征在于： 所述绝缘壳套为辐 照交联聚乙烯壳套。 The solar cell connecting wire according to claim 1, wherein the insulating sheath is a radiation crosslinked polyethylene sheath.
3.如权利要求 2所述的太阳能电池连接线， 其特征在于： 所述辐照交联聚乙 烯壳套两端呈尖头状并形成有若干环形的凹纹。 The solar cell connecting wire according to claim 2, wherein the irradiated cross-linked polyethylene sheath has a pointed shape at both ends and is formed with a plurality of annular indentations.
4.如权利要求 1所述的太阳能电池连接线， 其特征在于： 所述电缆外还包覆 有辐照交联聚乙烯层。 The solar cell connecting wire according to claim 1, wherein the cable is further coated with an irradiated crosslinked polyethylene layer.
5.如权利要求 1所述的太阳能电池连接线， 其特征在于： 所述太阳能电池连 接线还包括两密封圈， 所述密封圈设置在所述绝缘壳套与所述电缆之间。 The solar cell connecting wire according to claim 1, wherein the solar cell connecting wire further comprises two sealing rings, and the sealing ring is disposed between the insulating sheath and the cable.
6.—种太阳能电池连接线的制造方法， 其特征在于： 包括如下步骤： 6. A method of manufacturing a solar cell connection line, comprising: the following steps:
( 1 )提供两电缆及两插头端子， 所述电缆一端与所述插头端子连接， 另 一端形成接线端；  (1) providing two cables and two plug terminals, one end of the cable is connected to the plug terminal, and the other end forms a terminal;
( 2 )提供一保险丝组件及用于安装所述保险丝组件的座体， 将两所述电 缆的接线端分别固定在所述座体上并分别与所述电缆的接线端电 连接；  (2) providing a fuse assembly and a base for mounting the fuse assembly, respectively fixing the terminals of the two cables to the base and electrically connecting to the terminals of the cable;
( 3 )在所述座体外用聚乙烯浇注成型一绝缘壳套， 所述绝缘壳套包覆所 述座体并与所述电缆密封连接。  (3) An insulating casing is casted from the outside of the seat by polyethylene, and the insulating casing covers the seat and is sealingly connected to the cable.
7. 如权利要求 6所述的太阳能电池连接线的制造方法， 其特征在于： 所述 The method of manufacturing a solar cell connecting wire according to claim 6, wherein:
8. 如权利要求 7所述的太阳能电池连接线的制造方法， 其特征在于： 所述 聚乙烯层为辐照交联聚乙烯层。 The method of manufacturing a solar cell connecting wire according to claim 7, wherein the polyethylene layer is a radiation crosslinked polyethylene layer.
9. 如权利要求 6所述的太阳能电池连接线的制造方法， 其特征在于： 所述 绝缘壳套为辐照交联聚乙烯壳套。 The method of manufacturing a solar cell connecting wire according to claim 6, wherein the insulating sheath is an irradiated crosslinked polyethylene sheath.
PCT/CN2011/083209 2010-12-20 2011-11-30 Solar cell connecting cable and manufacturing method therefor WO2012083785A1 (en)

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