WO2013189173A1 - 一种高压断路器用电阻装置及高压断路器 - Google Patents

一种高压断路器用电阻装置及高压断路器 Download PDF

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Publication number
WO2013189173A1
WO2013189173A1 PCT/CN2013/000709 CN2013000709W WO2013189173A1 WO 2013189173 A1 WO2013189173 A1 WO 2013189173A1 CN 2013000709 W CN2013000709 W CN 2013000709W WO 2013189173 A1 WO2013189173 A1 WO 2013189173A1
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Prior art keywords
resistor
conductive rod
circuit breaker
main conductive
resistors
Prior art date
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Ceased
Application number
PCT/CN2013/000709
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English (en)
French (fr)
Inventor
江经华
张友鹏
卢彦辉
段晓辉
张银穗
王鹏超
郭煜敬
李丽娜
雷传
孙英杰
李宁
董军利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PING GAO GROUP CO Ltd
Henan Pinggao Electric Co Ltd
State Grid Corp of China SGCC
Original Assignee
PING GAO GROUP CO Ltd
Henan Pinggao Electric Co Ltd
State Grid Corp of China SGCC
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Application filed by PING GAO GROUP CO Ltd, Henan Pinggao Electric Co Ltd, State Grid Corp of China SGCC filed Critical PING GAO GROUP CO Ltd
Publication of WO2013189173A1 publication Critical patent/WO2013189173A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C13/00—Resistors not provided for elsewhere
    • H01C13/02—Structural combinations of resistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H01H33/165—Details concerning the impedances

Definitions

  • the present invention relates to a resistor device for a circuit breaker, and also relates to a high voltage circuit breaker.
  • the existing high voltage circuit breaker uses a circuit breaker with an electrical circuit connected in parallel with the main break.
  • the resistance device in the resistance circuit is often very complicated or bulky. Larger, such as a high-voltage circuit breaker resistor S, the resistor device is columnar and consists of 40 resistors in series, the resistance device is relatively long, can not fully cover the internal space of the circuit breaker, installation costs,
  • the present invention provides a resistor device for a high voltage circuit breaker in P to solve the problem of inconvenient installation of the resistor device in the prior art.
  • the present invention relates to a resistor device for a high voltage circuit breaker, the resistor device comprising two or more resistors disposed around the main conductive rod of the adapted main conductive rod, and the resistors are arranged in a column.
  • each of the adjacent ones of the resistors are electrically connected to each other through the tantalum connecting member, and are sequentially connected in series to form a resistor string, and each of the electrical connectors bridges the front of the two resistors electrically connected thereto or a rear portion, each of the electrical connectors is provided with a supporting insulator for connecting to the main conductive rod, and a front end portion of the first resistor of the resistor string is provided with a contact with the main conductive rod.
  • the electrical attached static contact, the last resistor of the resistor string is provided with an electrical connector for electrical connection with the main conductive rod.
  • the electrical connector is a curved plate that faces the main conductive rod.
  • the attachment contact is secured to the main conductive rod by a support insulator.
  • a shielding cover is disposed at both ends of each of the resistors.
  • a pressure circuit breaker includes a main power pole and a resistor device on the main conductive rod, the resistor device includes a surrounding: a conductive rod circumference, two or more parallel to the main conductive rod
  • the resistors are cylindrical and extend in the front-rear direction.
  • the resistors are electrically connected to the adjacent ones through the electrical connections, and are sequentially connected in series to form a resistor string.
  • the electrical connectors are electrically connected by the bridges.
  • each of the electrical connectors is provided with a branch insulator connected to the main rod, and a front end portion of the first resistor of the resistor string is provided with the main conductive
  • the contacts of the rod face a uniform i-blocking contact, and the last resistor of the string is provided with an electrical connection for electrical connection with the main conductive rod.
  • the electrical connector is a curved plate with the recess facing the main conductive rod.
  • the ⁇ 1 ⁇ 4 stationary contact is fixed to the main conductive rod by a support insulator.
  • a shield cover is provided at each end of each of the electrical attachments.
  • the inner surface of the casing of the circuit breaker is provided with a support seat that is fixedly supported by the main conductive rod.
  • a plurality of resistors are connected in series through an electrical connection member to surround a resistor string around the adapted main conductive rod 14.
  • the cobalt structure is compact and small in size, and the space around the main conductive rod can be fully utilized during use.
  • the connecting plate is fixed with the main conductive rod by the supporting insulator f, and the installation is convenient, and the insulation requirement of the circuit breaker is satisfied under the premise of ensuring the firmness of the fixing, and the prior art is solved to solve the inconvenience of the large installation of the resistance device in the prior art. problem.
  • FIG. 1 is a schematic structural view of a resistor device according to an embodiment of the present invention.
  • Figure 2 is a view taken along the line A in Figure 1;
  • Figure 3 is a C-direction view of Figure 1;
  • the cabinet 4 is a circuit schematic diagram of the high voltage circuit breaker in the embodiment of the present invention.
  • FIG. 1-3 An embodiment of a resistor device for a circuit breaker, as shown in FIG. 1-3, wherein the arrow is a current direction, and the resistor device includes resistors 3, 6, 9, 12 formed by superposing a series of resistors in series. 6, 9, 9, 12 around the adapted main conductive rod 14 weeks I ft is not parallel with the main pole 14, the resistors 3, 6, 9, 12 are evenly distributed around the main conductive rod 14, the resistors 3, 6 , 9, 12 are cylindrical and extend in the front-rear direction, each resistor and its adjacent one of the resistors are electrically connected through the electrical connectors 4, 7, 10 in series, one by one in series to form a resistor string, each of the electrical connectors 4, 7, 10 The bridge is supported on the front or the rear of the two resistors electrically connected thereto, and each of the electrical connectors is provided with supporting insulators 5, 8, 1 1 and electrical connectors 4, 7 fixed to the main conductive rod 14.
  • the resistor 10 is a curved plate whose concave portion faces the main conductive rod 14.
  • the front end portion of the first resistor 3 of the resistor string is provided with a resistance static contact 1 which is aligned with the contact of the matching conductive rod 14, and the resistance static contact 1
  • the conductive rod 14 is hidden, the last one of the resistor string
  • the resistors 12 are provided with electrical connectors 13 for electrically connecting to the main conductive rods 14.
  • the resistors 3, 6, 9, 12 are connected in series around the resistors around the adapted main conductive rod 14 through the electrical connectors 4, 7, 10, which are compact in structure and small in size, and can fully utilize the main conductive when in use.
  • the space around the rod 14 is used for supporting the insulation f; the rod is fixed with the conductive rod, the installation is convenient, and the insulation requirement of the circuit breaker is satisfied under the premise of ensuring the fixing is firm, and the prior art is solved to solve the prior art.
  • the medium resistance device has a large volume and is inconvenient to install.
  • the resistance constituting the resistor string can also be set to 2, 3 or 5.
  • An embodiment of a circuit breaker includes a resistor device including four resistors 3, 6, 9, 12 formed by series resistors S, and resistors 3, 6 , 9, 12 around the adapted main conductive rod 14 Ii and the ⁇ : ⁇ pole 14 are arranged in parallel, the resistors 3, 6, 9, 12 are evenly distributed around the main conductive rod 14, the resistors 3, 6, 9, 12 are cylindrical and extend in the rear direction, each resistor A resistor adjacent thereto is electrically connected to the resistor string through the electrical connectors 4, 7, 10, and the electrical connectors 4, 7, 10 are bridged to the front of the two resistors electrically connected thereto or In the rear part, each of the electrical connectors is provided with a supporting insulator 5, 8 and 11 fixed to the main conductive rod 14, and the electrical connecting members 4, 7, 10 are curved portions of the concave portion facing the main conductive rod 14, the resistor string
  • the front end portion of the first resistor 3 is provided with a resistive static contact 1 that is aligned with the contact of the
  • the resistive static contact 1 is connected to the main conductive rod 14 via the support insulator 2, and has a resistance ⁇ .
  • the last damper 12 is provided with an electrical connector 13 for electrically connecting to the main conductive rod 14.
  • the electrical connector 13 in this embodiment is a ⁇ connection bent plate, and both ends of the resistors 3, 6, 9, 12 are provided. Shielded cover 16, fixed to say
  • the high pressure circuit breaker ⁇ body h of the press seat 15 is fixedly supported by the main conductive rod 14 , and the resistance device and the main conductive rod are respectively connected to the electric blocking port 17 and the main breaking ": 1 18 .
  • the resistance constituting the resistor string can also be set to 3, 2, 3 or 5.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)

Abstract

一种高压断路器用电阻装置及高压断路器，该电阻装置包括围绕于适配的主导电杆（14）周围的两个以上的电阻（3,6,9,12），每个电阻与其相邻的一个电阻通过电连接件（4,7,10）电连接串联成电阻串，各电连接件桥接支撑于被其电连接的两个电阻的前部和后部，每个电连接件上均设有用于与主导电杆固连的支撑绝缘子（5,8,11），电阻串的第一个电阻的前端部设有与主导电杆的触头朝向一致的电阻静触头（1），电阻串的最后一个电阻设有用于与主导电杆电连接的电连接体（13）。该高压断路器结构紧凑，体积小，使用时能够充分利用主导电杆周围空间，克服了现有技术中电阻装置体积大安装不便的问题。

Description

说 明 书 一种高压断路器用电阻装置及高压断路器 技术领域
本 ¾叫涉及一种 断路器用电阻装置，同时还涉及一种高压断路器。
背景技术
为丫限制^压断路器合闸操作时的操作过电压， 现有的高压断路器釆用带有与主断口并 联的电附电路的断路器， 电阻电路中的电阻装置往往结构非常复杂或者体积较大， 比如一种 高压断路器 阻装 S， 该电阻装置为柱状并由 40片电阻片串联组成， 电阻装置比较长， 不 能充分利川断路器内部空间， 安装成本 ，
发明内容
本发明的 l i的在 P提供一种高压断路器用电阻装置， 以解决现有技术中电阻装置体积大 安装不便的问题。
为了解决 h述问题， 本发明的一种高压断路器用电阻装置， 该电阻装置包括围绕于适配 的主导电杆周闱、 与该主导电杆平行设置的两个以上的电阻， 各电阻呈柱形并沿前后方向延 伸， 每个 Π.与其相邻的一个电阻通过屯连接件电连接而逐个依次串联成电阻串， 各电连接 件桥接 ^ f被其电连接的两个电阻的前部或后部， 每个所述电连接件上均设有用于与所述 主导电杆问连的支撑绝缘子， 电阻串的第一个电阻的前端部设有与所述主导电杆的触头朝向 致的电附静触头， 电阻串的最后一个电阻设有用于与所述主导电杆电连接的电连接体。 所述电连接件为 部朝向主导电杆的弯板。
所述 附诤触头通过支撑绝缘子与所述主导电杆固连。
各所述电阻的两端均设有屏蔽盖。
一种 ^压断路器， 包括主 ^电杆和设 F该主导电杆上的电阻装置， 该电阻装置包括围绕 于适配的: 导电杆周闱、 与该主导电杆平行设置的两个以上的电阻， 各电阻呈柱形并沿前后 方向延仲， 个电阻与其相邻的一个电附通过电连接件电连接而逐个依次串联成电阻串， 各 电连接件桥接 撑 f被其电连接的两个电阻的前部或后部， 每个所述电连接件上均设有与所 述主导 杆问连的支搾绝缘子， 电阻串的第一个电阻的前端部设有与所述主导电杆的触头朝 向一致的 i 阻静触头， 电阻串的最后一个电阻设有用于与所述主导电杆电连接的电连接体。
所述电连接件为凹部朝向主导电杆的弯板。
所述屯 1¾静触头通过支撑绝缘子与所述主导电杆固连。
各所述电附的两端均设 屏蔽盖。
该断路器的壳体内表面上设有与所述主导电杆固定支撑配合的支撑座。 本发明的电阻装置， 将多个电阻通过电连接件串联成围绕于适配的主导电杆 14周围的电 阻串， 钴构紧凑， 体积小， 使用时能够充分利用主导电杆周围空间， 各电连接板通过支撑绝 缘子用 f与主导电杆固定， 安装方便并在保证固定牢靠的前提下， 满足断路器的绝缘要求， 解决了现有技术中以解决现有技术中电阻装置体积大安装不便的问题。
附图说明
图 1是本发明实施例中电阻装置的结构示意图；
图 2是图 1的 A向视图；
图 3是图 1的 C向视图；
阁 4是本发明实施例中高压断路器的说电路原理图。
具体实施方式
下面结合附图对本发明实施例做详细描述： 书
种卨 ¾断路器用电阻装置的实施例， 如图 1-3 所示， 图中箭头为电流方向， 该电阻装 置包括 个山串联电阻片叠加构成的电阻 3、 6、 9、 12, 各电阻 3、 6、 9、 12围绕于适配的 主导电杆 14周 I ft与该主 电杆 14平行没置， 各电阻 3、 6、 9、 12在主导电杆 14周围均 匀分布， 电阻 3、 6、 9、 12呈柱形并沿前后方向延伸， 每个电阻与其相邻的一个电阻通过 电连接件 4、 7、 10电连接而逐个依次串联成电阻串， 各电连接件 4、 7、 10桥接支撑于被其 电连接的两个电阻的前部或后部， 每个电连接件上均设有与主导电杆 14 固连的支撑绝缘子 5、 8、 1 1 , 电连接件 4、 7、 10为凹部朝向主导电杆 14的弯板， 电阻串的第一个电阻 3的前 端部设有与适配 导电杆 14 的触头朝向一致的电阻静触头 1， 该电阻静触头 1 通过支撑绝 缘子 2 ½Ί-：导电杆 14隱， 电阻串的最后一个电阻 12设有用于与主导电杆 14电连接的电 连接体 13， 本实施例中的电连接体 13为电连接弯板， 各电阻 3、 6、 9、 12的两端均设有屏 蔽盖 16„
本实施例将电阻 3、 6、 9、 12通过电连接件 4、 7、 10串联成围绕于适配的主导电杆 14周 围的电阻中， 结构紧凑， 体积小， 使用时能够充分利用主导电杆 14周围空间， 各电连接板通 过支撑绝缘 f用； 与 导电杆阆定， 安装方便并在保证固定牢靠的前提下， 满足断路器的绝 缘要求， 解决丫现有技术中以解决现有技术中电阻装置体积大安装不便的问题。
在 种¾压断路器用电阻装置的其他实施例中， 与上述实施例不同的是， 构成电阻串的 电阻还可以根据^要设置 2个、 3个或 5个。
一种^压断路器的实施例， 如图 1-4所示， 包括电阻装置， 该电阻装置包括四个由串联 电阻片 S加构成的电阻 3、 6、 9、 12， 各电阻 3、 6、 9、 12 围绕于适配的主导电杆 14周围 ii与该卞：^电杆 14 平行设置， 各电阻 3、 6、 9、 12在主导电杆 14周围均匀分布， 各电阻 3、 6、 9、 12 柱形并沿 后方向延伸， 每个电阻与其相邻的一个电阻通过电连接件 4、 7、 10 电迕接 rfli逐个依次串联成电阻串， 各电连接件 4、 7、 10桥接支撑于被其电连接的两个电 阻的前部或后部， 每个电连接件上均设有与主导电杆 14固连的支撑绝缘子 5、 8、 11， 电连 接件 4、 7、 10为凹部朝向主导电杆 14的弯板， 电阻串的第一个电阻 3的前端部设有与适配 主导电杆 14的触头朝向一致的电阻静触头 1， 该电阻静触头 1通过支撑绝缘子 2与主导电 杆 14凼连， 电阻 Φ的最后一个屯阻 12设有用于与主导电杆 14电连接的电连接体 13， 本实 施例中的电连接体 13 为屯连接弯板， 各电阻 3、 6、 9、 12的两端均设有屏蔽盖 16， 固设于 说
高压断路器 ^体 h的支搾座 15与主导电杆 14固定支撑配合， 电阻装置与主导电杆分别与电 阻断口 1 7和主断「:1 18相连。
书
在一种 压断路器的其他实施例中， 与上述一种高压断路器实施例不同的是， 构成电阻串的 电阻还可以根据^要设 ¾ 2个、 3个或 5个。

Claims

权 利 要 求 书
1. 一种^压断路器用电阻装置， 其特征在于： 该电阻装置包括围绕于适配的主 导 杆周闱、 与该 电杆平行设置的两个以上的电阻， 各电阻呈柱形并沿前后 方向延伸，每个电阻与其相邻的一个电阻通过电连接件电连接而逐个依次串联成 电阻串， ^电连接件桥接支撑 被其电连接的两个电阻的前部或后部， 每个所述 电连接件上均设有用 F- 所述主导电杆固连的支撑绝缘子，电阻串的第一个电阻 的前端部设有 所述 ^电杆的触头朝向一致的电阻静触头，电阻串的最后一个 电 1¾设有用于与所述主导电杆电连接的电连接体。
2. 根据权利要求 1所述的一种高压断路器的电阻装置， 其特征在于： 所述电连 接件为凹部朝向主导电杆的弯板。
3. 根据权利 求 1所述的一种高压断路器的电阻装置， 其特征在于： 所述电阻 静触头通过支撑绝缘子与所述主导电杆固连。
4. 根据权利要求 1或 2或 :3所述的一种高压断路器的电阻装置， 其特征在 f : 各所述电阻的两端均设 屏蔽盖。
5. 种, k断路器， 包括主导电杆和设于该主导电杆上的电阻装置， 其特征在
？： 该¾阻装置包括围绕于适配的主导电杆周围、与该主导电杆平行设置的两个 以上的 阻， 各电阻呈柱形并沿前后方向延伸， 每个电阻与其相邻的一个电阻通 过 ill连接件电连接 rfij逐个依次串联成电阻串，各电连接件桥接支撑于被其电连接 的两 1、电阻的前邰或后郃，^个所述电连接件上均设有与所述主导电杆固连的支 撑绝缘子，电阻串的第一个电阻的前端部设有与所述主导电杆的触头朝向一致的 电附静触头， 电阻串的¾后一个电阻设有用于与所述主导电杆电连接的电连接 体。
6. 根据权利耍求 5所述的一种髙压断路器， 其特征在于： 所述电连接件为凹部 朝 | 主 电杆的弯板。
7. 根¾权利要求 5所述的一种高压断路器， 其特征在于： 所述电阻静触头通过 支^绝缘？与所述主导电杆固连。
8. 根据权利要求 5或 6或 7所述的一种高压断路器， 其特征在于： 各所述电阻 的两端均设有屏蔽盖。
9. 根据权利耍求 8所述的一种高压断路器， 其特征在于： 该断路器的壳体内表 面上设 W 所述: k导电杆固定支撑配合的支撑座。
PCT/CN2013/000709 2012-06-18 2013-06-18 一种高压断路器用电阻装置及高压断路器 Ceased WO2013189173A1 (zh)

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