CN1135670C - 室外防水输配电母线接头 - Google Patents
室外防水输配电母线接头 Download PDFInfo
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- CN1135670C CN1135670C CNB00800479XA CN00800479A CN1135670C CN 1135670 C CN1135670 C CN 1135670C CN B00800479X A CNB00800479X A CN B00800479XA CN 00800479 A CN00800479 A CN 00800479A CN 1135670 C CN1135670 C CN 1135670C
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- Prior art keywords
- glass
- epoxy resin
- joint
- plate
- busway
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
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- Insulating Bodies (AREA)
- Laminated Bodies (AREA)
- Insulated Conductors (AREA)
Abstract
输配电母线接头包括正相对的导体板25,26,27和用来连接母线的各部分的绝缘体板21,22,23,24。其中绝缘体板21,22,23,24由填充玻璃的环氧树脂薄片层组成,在过度潮湿情形下具有高热导率和高电阻抗以及优良的机械强度。
Description
技术领域
本发明涉及一种输配电母线系统,更具体地说,涉及一种室外防水输配电母线系统。
背景技术
在标题为“热效应配电母线系统”的美国专利No.4804804中描述了电源输配电母线的使用,用来在工业配电系统中传输高安培电流。该母线系统以传输电流的多个铜汇流条的形式存在,其中传输电流的每一相都涂有绝缘层以防止各相之间相互转换。
配电母线系统的各分离部分之间是通过由多个相互分离的铜片组成的母线接头来实现电连接的,其中铜板依靠许多纤维或者填充玻璃的聚酯间隔开。例如在名称均为“用于输配电母线系统的热效率接头”的美国专利第4842533和第4950841号中,均描述了这样的热效应母线系统接头。
当这些母线系统露置在环境中时,聚酯间隔层具有足够的厚度,确保在湿度很大的条件下有足够的电绝缘性能。上述室外输配电母线接头的厚度规格提高了间隔层的电阻性能,而且同时减少铜片中产生的热量的热传导。
发明内容
本发明的目的在于提供一种输配电母线的连接接头,这些接头同时具有电绝缘性能和热传导性能,并且不受过量湿度的影响。
因此,本发明提出一种输配电母线接头,具有一对外支持板和多个位于所述的支持板之间的导电板;以及多个位于所述的导电板之间的电绝缘板,其特征在于,每所述电绝缘板包括多个平面薄片层,以形成每英寸约有75-160层的多重片层,每平面薄片层包括具有比重占为35-75%的填充玻璃的环氧树脂复合材料,以及所述玻璃是设置成多个嵌入环氧树脂复合材料中的玻璃纤维。
输配电母线接头包括分别由导体材料和绝缘材料构成的相对的板层,用以连接母线的各部分。其中绝缘板由填充玻璃的环氧绝缘片层构成,在过度潮湿的条件下具有高热导率和高电阻抗以及优良的机械强度。所述玻璃是由延伸的纤维束构成,显示出改善的机械强度。
附图说明图1是本发明所述的输配电母线接头的端面视图;图2是图1所示的母线接头的内部侧视图;图3是图2所示的母线接头的一个侧剖视图;和图4是图1-3所示的母线接头中绝缘板所采用绝缘材料的物理和导电性能的示意图。
具体实施方式
如图1和图2所示,三相配电母线连接接头10由带有支持盖板12的一对外壳板11A和11B组成。该连接接头包括有顺序排列的带孔金属拼接板25,26,27,并包括有相应的带孔内置绝缘板23,24,位于拼接板之间以使其绝缘,还包括有相应的带孔外绝缘板21,22,以使拼接板和外壳板11A,11B之间绝缘。正如前述美国专利第4842533号中描述的,在金属拼接板25,26,27之间设置有槽孔28,29,30,分别用来接收输配电线系统的各汇交条的终端(未示出)并使其相互连接。具有椭圆截面的防止转动的绝缘管17插在相应的穿过外壳板11A和11B所形成的椭圆开口17A中。也可以通过采用防转动的凸耳来防止转动,所述凸耳中的一种如附图标记15所示,分别嵌入在方形垫圈19A和19B上的槽孔16中。膜片式弹簧垫圈18A,18B安装在两个外壳板的外表面上,当其分别由圆柱型螺栓13,14和相应的螺母19,20紧固在一起时,它们能对外板提供附加的压紧力。虽然这里描述的是用于仅有三条母线导管的方式,但附加的母线导管比如空档的和地线的导管通常被采用,因此需要再增加几对间隔板25,26,27和绝缘板21,22,23,24。
根据本发明所述,已经确定为绝缘板使用的填充有玻璃的聚酯必须具有足够的重量和厚度,来实现在高湿度条件下的严格的工业电阻抗测试。绝缘板的厚度增加了接头的整体尺寸,特别是三相四线制的内部接地的工业输配电系统中。
为了大幅减少接头的整体尺寸和成本,绝缘板目前由填充玻璃的环氧树脂复合材料制成,比如产自Norplex公司的NP510型的绝缘板,其中的玻璃排列成延伸的玻璃纤维嵌入在形成细薄片的环氧树脂里,然后将复合细薄片层按多层叠放。具有最优电阻性能和机械强度的选取范围为在每英寸厚的复合层内大约有75-160层。
环氧树脂复合层里玻璃纤维的含量和对一确定厚度的薄片所测得的性能之间的关系如图4所示。正如图中表明的那样,抗拉强度32和冲击阻力33与玻璃纤维容量成一定比例增加,而绝缘强度34却随之下降。在高湿度环境中使输配电母线接头显示出最佳特性的绝缘层有效构成中,玻璃的比重大约在35-75%之间。
在多相配电系统里,为了保持每相之间的电阻抗性,如图所示,有效的输配电母线接头包括由填充玻璃的环氧树脂复合材料制成的阻抗板。当对输配电母线接头进行高湿度试验时,各相之间的电阻持续不变。
Claims (1)
1.一种输配电母线接头,具有一对外支持板和多个位于所述的支持板之间的导电板;以及多个位于所述的导电板之间的电绝缘板,其特征在于,每所述电绝缘板包括多个平面薄片层,以形成每英寸约有75-160层的多重片层,每平面薄片层包括具有比重占为35-75%的填充玻璃的环氧树脂复合材料,以及所述玻璃是设置成多个嵌入环氧树脂复合材料中的玻璃纤维。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/288,444 US6146169A (en) | 1999-04-08 | 1999-04-08 | Water resistant outdoor busway system |
US09/288,444 | 1999-04-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1297597A CN1297597A (zh) | 2001-05-30 |
CN1135670C true CN1135670C (zh) | 2004-01-21 |
Family
ID=23107124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB00800479XA Expired - Fee Related CN1135670C (zh) | 1999-04-08 | 2000-04-03 | 室外防水输配电母线接头 |
Country Status (10)
Country | Link |
---|---|
US (1) | US6146169A (zh) |
CN (1) | CN1135670C (zh) |
AU (1) | AU770199B2 (zh) |
EG (1) | EG22638A (zh) |
GC (1) | GC0000188A (zh) |
HK (1) | HK1037794A1 (zh) |
ID (1) | ID27200A (zh) |
MY (1) | MY122292A (zh) |
TW (1) | TWI245477B (zh) |
WO (1) | WO2000062389A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7819681B1 (en) * | 2009-06-19 | 2010-10-26 | Rodrigues Carlton R | Thermally efficient busway joint pack |
US8576082B2 (en) | 2010-07-15 | 2013-11-05 | Jones Group Forensic Engineers | Busway joint parameter detection system |
DE202010008933U1 (de) * | 2010-11-02 | 2010-12-23 | Sma Solar Technology Ag | Elektrische Verbindung zwischen zwei Busbars aus ebenen Leitern und einer zwischen den Leitern angeordneten Isolationsschicht |
US8711549B2 (en) * | 2011-06-29 | 2014-04-29 | Schneider Electric USA, Inc. | Thermally efficient busway |
US8847088B2 (en) | 2011-09-22 | 2014-09-30 | General Electric Company | Cover mounted handle operating mechanism with integrated interlock assembly for a busplug enclosure |
US8550830B1 (en) * | 2012-06-01 | 2013-10-08 | General Electric Company | Connector for interconnecting three busway at its three ends |
US8926351B2 (en) | 2012-11-20 | 2015-01-06 | Schneider Electric USA, Inc. | Busway joint pack with heat sink insert |
US10103506B2 (en) * | 2015-04-16 | 2018-10-16 | Eaton Intelligent Power Limited | Busway systems and related assemblies and methods |
US9407079B1 (en) | 2015-04-16 | 2016-08-02 | Eaton Corporation | Busway systems and related assemblies and methods |
US9490555B1 (en) * | 2015-05-22 | 2016-11-08 | Deere & Company | System or connector for voltage bus structures |
US9882366B2 (en) * | 2016-01-07 | 2018-01-30 | General Electric Company | Electrical busway joint with self-adjusting braces |
US9590405B1 (en) | 2016-01-07 | 2017-03-07 | General Electric Company | Busway joint coupling having an adjustable assembly for joining two busway sections |
US9705299B1 (en) | 2016-01-07 | 2017-07-11 | General Electric Company | Electrical busway joint with external vise braces |
US9590406B1 (en) | 2016-01-07 | 2017-03-07 | General Electric Company | Busway joint coupling having a splice plate with a longitudinal rib |
US9705300B1 (en) | 2016-01-07 | 2017-07-11 | General Electric Company | Electrical busway joint with laminated bracing system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3878312A (en) * | 1973-12-17 | 1975-04-15 | Gen Electric | Composite insulating barrier |
US4804804A (en) * | 1987-11-19 | 1989-02-14 | General Electric Company | Thermally efficient power busway housing |
US4842533A (en) * | 1988-05-12 | 1989-06-27 | General Electric Company | Thermally efficient splice joint for electrical distribution busway |
US4950841A (en) * | 1989-05-30 | 1990-08-21 | General Electric Company | Thermally efficient splice joint for electrical distribution busway |
US5172310A (en) * | 1991-07-10 | 1992-12-15 | U.S. Windpower, Inc. | Low impedance bus for power electronics |
-
1999
- 1999-04-08 US US09/288,444 patent/US6146169A/en not_active Expired - Fee Related
-
2000
- 2000-04-03 WO PCT/US2000/008862 patent/WO2000062389A1/en active Application Filing
- 2000-04-03 AU AU41928/00A patent/AU770199B2/en not_active Ceased
- 2000-04-03 CN CNB00800479XA patent/CN1135670C/zh not_active Expired - Fee Related
- 2000-04-03 ID IDW20002560A patent/ID27200A/id unknown
- 2000-04-05 GC GCP2000601 patent/GC0000188A/en active
- 2000-04-05 EG EG20000421A patent/EG22638A/xx active
- 2000-04-08 MY MYPI20001470A patent/MY122292A/en unknown
- 2000-04-19 TW TW089106502A patent/TWI245477B/zh not_active IP Right Cessation
-
2001
- 2001-11-20 HK HK01108170A patent/HK1037794A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
MY122292A (en) | 2006-04-29 |
CN1297597A (zh) | 2001-05-30 |
US6146169A (en) | 2000-11-14 |
AU770199B2 (en) | 2004-02-19 |
GC0000188A (en) | 2006-03-29 |
TWI245477B (en) | 2005-12-11 |
HK1037794A1 (en) | 2002-02-15 |
EG22638A (en) | 2003-05-31 |
WO2000062389A1 (en) | 2000-10-19 |
AU4192800A (en) | 2000-11-14 |
ID27200A (id) | 2001-03-08 |
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Granted publication date: 20040121 Termination date: 20140403 |