WO2015180575A1 - 一种快速切弧断路器 - Google Patents

一种快速切弧断路器 Download PDF

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Publication number
WO2015180575A1
WO2015180575A1 PCT/CN2015/079054 CN2015079054W WO2015180575A1 WO 2015180575 A1 WO2015180575 A1 WO 2015180575A1 CN 2015079054 W CN2015079054 W CN 2015079054W WO 2015180575 A1 WO2015180575 A1 WO 2015180575A1
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WO
WIPO (PCT)
Prior art keywords
electrode contacts
partition plates
circuit breaker
electrode
partition
Prior art date
Application number
PCT/CN2015/079054
Other languages
English (en)
French (fr)
Inventor
杜文福
何明伟
Original Assignee
通能顺达科技国际有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 通能顺达科技国际有限公司 filed Critical 通能顺达科技国际有限公司
Priority to JP2016569443A priority Critical patent/JP2017520086A/ja
Priority to US15/313,914 priority patent/US10056208B2/en
Priority to EP15800484.6A priority patent/EP3151263A4/en
Publication of WO2015180575A1 publication Critical patent/WO2015180575A1/zh

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/04Means for extinguishing or preventing arc between current-carrying parts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02Details
    • H01H73/18Means for extinguishing or suppressing arc
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/04Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/06Insulating body insertable between contacts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/32Insulating body insertable between contacts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2235/00Springs
    • H01H2235/01Spiral spring

Definitions

  • This invention relates to circuit breakers and, more particularly, to a circuit breaker with a divider.
  • Circuit breaker (English name: circuit-breaker) refers to a switching device capable of closing, carrying and breaking current under normal circuit conditions, and capable of closing and carrying current under abnormal loop conditions within a specified time. .
  • An electric arc is a gas discharge phenomenon in which an electric current is generated by a momentary spark generated by some insulating medium such as air. It not only has a great destructive effect on the contacts, but also extends the time to open the circuit.
  • circuit breakers have been widely used in real life.
  • the circuit breaker In the traditional technology, the circuit breaker is quickly disconnected and insulated under abnormal circuit conditions.
  • the circuit breaker generally uses air as the dielectric insulation.
  • the separation of the electrical connection requires a long distance to achieve sufficient insulation, and the arc generated when the contacts are separated is easy to be in the contact.
  • the air in the air between the joint continues to burn, thus damaging the joint.
  • the circuit breakers in the conventional technology have the following defects:
  • an object of the present invention is to provide a circuit breaker which can quickly cut off an electric arc, quickly stop the arc from burning, and quickly break the insulation and seal the effect.
  • a fast arc-cutting circuit breaker includes two electrode contacts for turning on and off a circuit, and a plurality of partition plates are disposed in the middle of the two electrode contacts.
  • the plurality of partition plates are respectively disposed on the vertical plane of the two electrode contacts in a corresponding direction centered on the contact position, and the two adjacent partition plates in the corresponding direction are misplaced and the sides are attached to each other.
  • the two electrode contacts are disconnected, at least one of the two adjacent partition plates in the corresponding direction is slidably inserted between the two electrode contacts with respect to the other block.
  • the plurality of partition plates are respectively disposed on two sides of the middle of the two electrode contacts with the contact position as the center, when the two electrode contacts are disconnected At least one of the two adjacent separator plates on both sides is slidably inserted between the two electrode contacts with respect to the other.
  • the plurality of partition plates are respectively disposed in three corresponding directions centered on the contact position on the vertical plane of the two electrode contacts, and the two electrode contacts are When disconnected, at least one of the two adjacent partition plates in the three corresponding directions is slidably inserted between the two electrode contacts with respect to the other block.
  • At least one of the two partition plates on the two sides of the two sides is provided with a groove or a through hole for allowing the electrode contacts to pass through, and the groove is disposed at a corner of the partition plate or In the side position, the through hole is disposed in the partition plate.
  • the size of the groove or through hole is slightly larger than the cross section of the electrode contact such that the electrode contact can just pass through the through hole.
  • At least one of the plurality of partition plates is connected with a pressure spring, the partition plate abuts the electrode contacts, and when the electrode contacts are separated, the pressure spring is extended to generate a driving force to press the partition plate to insert two Between the electrode contacts.
  • the partition plate is provided with a limiting block for restricting the travel of the partition plate.
  • the plurality of partition plates are inserted or withdrawn in a straight line between the two electrode contacts.
  • the partition plates are each provided with a rotating shaft, and the partition plates are all swinged around the rotating shaft direction to realize insertion or extraction between the two electrode contacts.
  • the invention enhances the insulation and arc extinguishing effect of the circuit breaker when the circuit breaker is broken by providing a plurality of partition plates between the electrode contacts, and the plurality of partition plates are inserted between the two electrode contacts from different directions at the same time, thereby speeding off the cutting.
  • the insulation speed enhances the isolation and sealing effect between the two electrode contacts, and has a simple structure, low production cost, and good economic and social benefits.
  • the present invention adopts a groove or a through hole provided on the partition plate, and the groove or the through hole is designed according to the cross-sectional size shape of the electrode contact, so that the insulation sealing effect is better when the circuit breaker is disconnected;
  • the two partition plates corresponding to the side are placed in a wrong position and are flanked to each other, so that the partition plate slides relative to each other when the two electrode contacts are inserted, thereby avoiding the phenomenon that the two side plates collide with each other;
  • a pressure spring is disposed on the plate, and the partition plate abuts the electrode contact, so that the insertion of the partition plate is faster and faster.
  • the invention can be widely applied to various circuit breakers.
  • Figure 1 is a schematic view showing the structure of a first embodiment of the present invention
  • Figure 2 is a front elevational view showing the first embodiment of the present invention
  • Figure 3 is a side cross-sectional structural view showing a first embodiment of the present invention.
  • Figure 4 is a side view showing the first embodiment of the present invention.
  • Figure 5 is a side view showing the second embodiment of the present invention.
  • Figure 6 is a side view showing the structure of a third embodiment of the present invention.
  • Figure 7 is a schematic structural view of a third embodiment of the present invention.
  • Figure 8 is a front view showing the fourth embodiment of the present invention.
  • Figure 9 is a step-by-step flowchart of the operation of the first embodiment of the present invention.
  • Figure 10 is a side cross-sectional view showing a step-by-step operation of the first embodiment of the present invention.
  • Figure 11 is a side flow step-by-step flowchart of the first embodiment of the present invention.
  • Figure 12 is a side flow step-by-step flowchart of a second embodiment of the present invention.
  • Figure 13 is a side flow step-by-step flowchart of a third embodiment of the present invention.
  • Figure 14 is a side flow step-by-step flowchart of a fourth embodiment of the present invention.
  • a circuit breaker of a multi-dividing plate 2 includes two electrode contacts 1 for turning on and off a circuit, and a plurality of blocks are disposed between the two electrode contacts 1
  • the partition plate 2 when the two electrode contacts 1 are electrically disconnected, a plurality of partition plates 2 are inserted between the two electrode contacts 1.
  • the plurality of partition plates 2 are disposed on both sides of the middle vertical plane of the two electrode contacts 1.
  • the plurality of partition plates 2 are inserted opposite from each other. Between the two electrode contacts 1.
  • the plurality of partition plates 2 can also be inserted between the two electrode contacts 1 from the same or different directions, and the plurality of partition plates 2 are simultaneously inserted between the two electrode contacts 1 from different directions, thereby shortening the isolation seal The stroke speeds up the cutting off of the insulation.
  • the two partition plates 2 corresponding to the two sides have at least one side of the partition plate 2 provided with a groove 3 or a through hole for the electrode contact 1 to pass through, and the groove 3 is disposed at the partition The corner position or the side position of the board 2 is provided in the partition board 2.
  • the size of the groove 3 or the through hole is slightly larger than the cross section of the electrode contact 1, so that the electrode contact 1 can pass through the through hole.
  • the groove 3 or the through hole is designed according to the cross-sectional shape of the electrode contact 1, and the size of the groove 3 or the through hole is slightly larger than the size of the cross section of the electrode contact 1, specifically: in the circuit breaker In the on state, the recess 3 or the through hole just surrounds the electrode contact 1 without hindering the breaking action of the electrode contact 1.
  • the groove or through hole structure design is only one of the preferred embodiments. Obviously, the side edges of the partition plate can be adhered to each other without using a groove or a through hole design, as in the fifth embodiment of the present invention. (shown in Figures 15 and 16).
  • the two partition plates 2 corresponding to the two sides are placed in a wrong position and the sides are attached to each other.
  • the two partition plates 2 corresponding to the two sides are relatively slidably inserted in the oncoming direction.
  • the collision is easy due to the relative movement of the oncoming surface.
  • the present invention proposes a solution in which the two partition plates 2 corresponding to the two sides are placed in a wrong position and the sides are attached to each other.
  • the oncoming direction is relatively slidably inserted between the two electrode contacts 1, completely eliminating the oncoming collision phenomenon, and enhancing the safety, stability and reliability of the circuit breaker.
  • At least one of the plurality of partition plates 2 is connected with a pressure spring 4, and the partition plate 2 abuts against the electrode contact 1.
  • the pressure spring 4 is extended to generate a driving force to press the The partition plate 2 is inserted between the two electrode contacts 1.
  • the pressure spring 4 is used to store energy when the two electrode contacts 1 are in contact, and when the two electrode contacts 1 are separated, the separator 2 is quickly inserted and inserted between the two electrode contacts 1 to separate The insertion of the board 2 is faster and faster.
  • the partitioning plate 2 is provided with a limiting block 5 for restricting the stroke of the partitioning plate 2.
  • the two partition plates 2 corresponding to the two sides are inserted or drawn apart between the two electrode contacts 1 in a straight line.
  • the two partition plates 2 are respectively located on the upper and lower sides (or left and right) sides of the electrode contacts 1, and the lower edges of the upper partition plates 2 and the upper edges of the lower partition plates 2 are concave.
  • one of the electrode contacts 1 passes through the groove 3 of the upper and lower partitioning plates 2, and the bottom of the groove 3 of the upper and lower partitioning plates 2 abuts against the electrode contact 1.
  • the electrode contact 1 is separated and labeled, and does not represent the positional relationship between the actual electrode contact 1 and the partition plate 2.
  • the step-by-step process of the first embodiment of the present invention is as follows:
  • the two electrode contacts 1 are closed, one of the electrode contacts 1 is in contact with the other electrode contact 1 through the groove 3 of the upper and lower partition plates 2, and the bottom and the electrode of the groove 3 of the upper and lower partition plates 2
  • the contacts 1 abut, the upper and lower partition plates 2 are placed in a dislocated manner and the sides are attached to each other; (the electrode contacts 1 are not shown in FIG. 9, FIG. 10 or only one of them is shown.)
  • the two electrode contacts 1 or one of the electrode contacts 1 start to separate and move, and the upper and lower partition plates 2 successively lose the support of the electrode contacts 1, in the pressure spring 4 (Fig. 3 And the pressure drive of FIG. 4 is sequentially inserted between the two electrode contacts 1;
  • the upper and lower partition plates 2 continue to be inserted between the two electrode contacts 1 until the limit block 5 (not shown in FIGS. 9 and 10) is in contact with the opposite partition plate 2, and the circuit breaker is opened.
  • the difference from the first embodiment is that when the two electrode contacts 1 are closed, the two electrode contacts 1 pass through the left and right portions respectively.
  • the grooves 3 of the partition plate 2 are in contact with each other, and the bottoms of the grooves 3 of the left and right partition plates 2 abut against the two electrode contacts 1, respectively.
  • the two electrode contacts 1 are closed, and the two electrode contacts 1 are respectively in contact with each other through the groove 3 of the left and right partition plates 2, and the bottoms of the grooves 3 of the left and right partition plates 2 are respectively connected with the two electrode contacts. 1 abutting, the left and right partitioning plates 2 are placed in a wrong position and the sides are attached to each other;
  • the two electrode contacts 1 start to separate and move at the same time, the left and right two partition plates 2 simultaneously lose the support of the electrode contacts 1, and are inserted between the two electrode contacts 1 under the pressure driving of the pressure spring 4;
  • FIG. 6 to FIG. 7 as a third embodiment of the present invention, it differs from the second embodiment in that four partition plates 2 are disposed offset on the left and right sides of the two electrode contacts 1. The sides of the partition plates 2 adjacent to the two sides are attached to each other.
  • the working step-by-step processes S301 to S305 of the third embodiment correspond to the working step-by-step processes S201 to S205 of the second embodiment, and are not described herein.
  • partition plates 2 may be any number of two or more pieces, all within the scope of the present invention.
  • the difference between the two embodiments is that the two partition plates 2 corresponding to the two sides are respectively provided with a rotating shaft 6, and the two sides correspond to each other.
  • the two partitioning plates 2 are both swung in the direction around the rotating shaft 6, so as to be inserted or withdrawn between the two electrode contacts 1.
  • the two electrode contacts 1 are closed, one of the electrode contacts 1 is in contact with the other electrode contact 1 through the groove 3 of the two side partition plates 2, and the bottom of the groove 3 of the partition plate 2 on both sides Abutting against the electrode contact 1, the two side partition plates 2 are placed in a wrong position and the sides are attached to each other; (the electrode contact 1 is not shown in FIG. 14)
  • the two electrode contacts 1 or one of the electrode contacts 1 are separated and moved, and the two partition plates 2 on both sides successively lose the support of the electrode contacts 1, and are oscillated around the respective rotating shafts 6 under the driving of external force, successively or simultaneously Inserted between two electrode contacts 1;
  • the two partition plates 2 on both sides continue to swing, and are inserted between the two electrode contacts 1, completely sealing and sealing the connection between the two electrode contacts 1, and the circuit breaker is opened.
  • FIG. 15 as a fifth embodiment of the present invention, there are three partition plates which are respectively disposed in three corresponding directions centered on the contact position in the middle vertical plane of the two electrode contacts 1, when two When the electrode contacts 1 are disconnected, at least one of the two adjacent partition plates 2 in the three corresponding directions is slidably inserted between the two electrode contacts with respect to the other block.
  • the two electrode contacts 1 are closed, one of the electrode contacts 1 is in contact with the other electrode contact 1 through a central position surrounded by the three partition plates 2, and the three partition plates 2 are placed in a wrong position and laterally Stick to each other;
  • the three partition plates 2 continue to be inserted between the two electrode contacts 1 until the limit block (not shown) and the limit partition plate move position, and the circuit breaker is opened.
  • the plurality of partition plates 2 can be disposed in a plurality of corresponding directions centered on the contact positions on the middle vertical faces of the two electrode contacts 1, and only two and three directions are taken as an example, and other The case of inserting in the same direction is similar to the case of the two, and will not be described here.
  • the present invention enhances the insulation and arc extinguishing effect of the circuit breaker during the disconnection by providing a plurality of partition plates 2 between the electrode contacts 1, and the plurality of partition plates 2 simultaneously insert two electrodes from different directions. Between the contacts 1, the cutting insulation speed is accelerated, the isolation and sealing effect between the two electrode contacts 1 is enhanced, and the structure is simple, the manufacturing cost is low, and the economic and social benefits are good.
  • the present invention adopts a groove 3 or a through hole provided in the partition plate 2.
  • the groove 3 or the through hole is designed according to the cross-sectional shape of the electrode contact 1, so that the insulation sealing effect is better when the circuit breaker is disconnected.
  • the invention can be widely applied to various circuit breakers.

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  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)

Abstract

一种快速切弧断路器,其包括用于接通和断开电路的两个电极触点(1),该两个电极触点中间设置有多块分隔板(2),当两个电极触点断电分离时,多块分隔板以最快速度插入两个电极触点之间,以实现快速切断电弧及停止燃烧。该快速切弧断路器使用多块分隔板同时从不同方向插入两个电极触点之间,加快了切断绝缘速度,加强了两个电极触点间的隔绝密封效果,使断路器在断路时的绝缘和灭弧效果增强,且结构简单、制作成本低。

Description

一种快速切弧断路器
技术领域
本发明涉及断路器,更具体的说,本发明涉及一种带分隔板的断路器。
背景技术
断路器(英文名称:circuit-breaker)是指能够关合、承载和开断正常回路条件下的电流,并能关合、在规定的时间内承载和开断异常回路条件下的电流的开关装置。
电弧是一种气体放电现象,电流通过某些绝缘介质(例如空气)所产生的瞬间火花。它不仅对触头有很大的破坏作用,而且使断开电路的时间延长。
目前,各种断路器在现实生活中已获得了广泛的应用。传统技术中,断路器在异常回路条件下快速断开并绝缘,断路器一般使用空气为介质绝缘,接电分离需要较长距离才能达到足够绝缘度,而且接点分离时产生的电弧,容易在接点与接点之间的空气中继续燃烧,因而损害接点。总的来说,传统技术中的断路器存在以下几方面缺陷:
(1) 绝缘效果较差。
(2) 电弧分断速度慢。
(3) 隔绝密封效果差。
(4) 灭弧效果差。
发明内容
为了解决上述技术问题,本发明的目的是提供一种能快速切断电弧、令电弧快速停止燃烧、快速断路绝缘和密封效果好的断路器。
本发明所采用的技术方案是:
一种快速切弧断路器,其包括用于接通和断开电路的两个电极触点,所述两个电极触点中间设置有多块分隔板, 所述多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的对应方向上,所述对应方向上相邻的两块分隔板错位放置并且侧面互相贴接,当两个电极触点断开时,所述对应方向上相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
作为本发明第一种较优的实施方式,所述的多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的两侧,当两个电极触点断开时,所述两侧相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
作为本发明第二种较优的实施方式,所述的多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的三个对应方向,当两个电极触点断开时,所述三个对应方向上相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
优选的,所述两侧对应的两块分隔板至少有一侧的分隔板设置有用于让电极触点穿过的凹槽或通孔,所述凹槽设置在分隔板的角落位置或侧边位置,所述通孔设置在分隔板中。
优选的,所述凹槽或通孔的大小略大于电极触点横截面的大小,使得电极触点刚好能穿过通孔。
优选的,所述多块分隔板至少有一块连接有压力弹簧,该分隔板与电极触点抵接,当电极触点分离时,压力弹簧伸展产生驱动力压迫该分隔板插入两个电极触点之间。
优选的,所述分隔板上设置有用于限制分隔板行程的限位块。
优选的,所述多块分隔板沿直线插入或抽离两个电极触点之间。
优选的,所述分隔板均设置有转轴,所述分隔板均以围绕转轴方向摆动,实现插入或抽离两个电极触点之间。
本发明的有益效果是:
本发明通过在电极触点之间设置多块分隔板,增强断路器在断路时候的绝缘和灭弧效果,多块分隔板同时从不同方向插入两个电极触点之间,加快了切断绝缘速度,加强了两个电极触点间的隔绝密封效果,而且结构简单、制作成本低,具有良好的经济和社会效益。
另外,本发明采用在分隔板上设置凹槽或通孔,凹槽或通孔依据电极触点的横截面尺寸形状设计,使得断路器在断开的时候绝缘密封效果更好;通过将两侧对应的两块分隔板错位放置并侧面互相贴接,使得分隔板在插入两个电极触点之间的时候相对滑动,避免了两侧分隔板互相碰撞的现象;通过在分隔板上设置压力弹簧,并使分隔板与电极触点抵接,使得分隔板的插入更加迅速快捷。
本发明可广泛应用于各种断路器。
附图说明
下面结合附图对本发明的具体实施方式作进一步说明:
图1是本发明第一种实施例的结构示意图;
图2是本发明第一种实施例的正面结构示意图;
图3是本发明第一种实施例的侧面剖视结构示意图;
图4是本发明第一种实施例的侧面结构示意图;
图5是本发明第二种实施例的侧面结构示意图;
图6是本发明第三种实施例的侧面结构示意图;
图7是本发明第三种实施例的结构示意图;
图8是本发明第四种实施例的正面结构示意图;
图9是本发明第一种实施例的工作分步流程图;
图10是本发明第一种实施例的侧面剖视工作分步流程图;
图11是本发明第一种实施例的侧面工作分步流程图;
图12是本发明第二种实施例的侧面工作分步流程图;
图13是本发明第三种实施例的侧面工作分步流程图;
图14是本发明第四种实施例的侧面工作分步流程图。
具体实施方式
需要说明的是,在不冲突的情况下,本申请中的实施例及实施例中的特征可以相互组合。
如图1至图6所示,一种多分隔板2的断路器,其包括用于接通和断开电路的两个电极触点1,所述两个电极触点1中间设置有多块分隔板2,当两个电极触点1断电分离时,多块分隔板2插入两个电极触点1之间。
优选的,所述多块分隔板2设置在两个电极触点1中间垂直面上的两侧,当两个电极触点1断电分离时,多块分隔板2从两侧相对插入两个电极触点1之间。其中,多块分隔板2也可以分别从相同或不同方向插入两个电极触点1之间,多块分隔板2同时从不同方向插入两个电极触点1之间,可以缩短隔绝密封行程,加快了切断绝缘速度。
优选的,所述两侧对应的两块分隔板2至少有一侧的分隔板2设置有用于让电极触点1穿过的凹槽3或通孔,所述凹槽3设置在分隔板2的角落位置或侧边位置,所述通孔设置在分隔板2中。优选的,所述凹槽3或通孔的大小略大于电极触点1横截面的大小,使得电极触点1刚好能穿过通孔。其中,凹槽3或通孔依据电极触点1的横截面尺寸形状设计,设计以凹槽3或通孔的大小略大于电极触点1横截面的大小为佳,具体地说:在断路器接通状态下,凹槽3或通孔刚好能环绕电极触点1而又不阻碍电极触点1的断路动作为佳。凹槽或通孔结构设计仅是其中一种较优实施方式,显然的,也可以不采用凹槽或通孔设计,实现分隔板的侧边互相贴接,如本发明第五种实施例(图15和图16所示)。
优选的,所述两侧对应的两块分隔板2错位放置并且侧面互相贴接,当两个电极触点1断开时,两侧对应的两块分隔板2向着迎面方向相对滑动插入两个电极触点1之间。其中,两侧对应的两块分隔板2(如上下或左右对应的两块分隔板2)相对向两个电极触点1之间插入的时候,由于迎面的相对运动容易发生碰撞的现象,本发明提出将两侧对应的两块分隔板2错位放置并且侧面互相贴接的解决方案,如此,当两个电极触点1断开时,两侧对应的两块分隔板2向着迎面方向相对滑动插入两个电极触点1之间,彻底杜绝了迎面碰撞现象,加强了断路器的安全性、稳定性和可靠性。
优选的,所述多块分隔板2至少有一块连接有压力弹簧4,该分隔板2与电极触点1抵接,当电极触点1分离时,压力弹簧4伸展产生驱动力压迫该分隔板2插入两个电极触点1之间。其中,使用压力弹簧4在两个电极触点1接触的时候储能,在两个电极触点1分离的时候迅速伸展并驱动分隔板2插入两个电极触点1之间,使得分隔板2的插入更加迅速快捷。
优选的,所述分隔板2上设置有用于限制分隔板2行程的限位块5。
如图1至图4所示,作为本发明的第一种实施例,所述两侧对应的两块分隔板2沿直线插入或抽离两个电极触点1之间。当电极触点1合闸接触时,两块分隔板2分别位于电极触点1的上下(或左右)两侧,上分隔板2的下边缘和下分隔板2的上边缘具有凹槽3,其中一个电极触点1从上下分隔板2凹槽3之中穿过,上下分隔板2凹槽3的底部与该电极触点1抵接。(图1三维图中为了清楚示意电极触点1和凹槽3,将电极触点1分离标识,不代表实际电极触点1与分隔板2的位置关系。)
如图9至图11所示,本发明第一种实施例工作分步流程:
S101,两个电极触点1合闸,其中一个电极触点1穿过上下分隔板2的凹槽3位置与另一电极触点1接触,上下分隔板2凹槽3的底部与电极触点1抵接,上下分隔板2错位放置并且侧面互相贴接;(电极触点1在图9、图10中未示出或仅示出其中一个。)
S102,两个电极触点1或其中一个电极触点1(图9中未示出)开始分离移动,上下两块分隔板2先后失去电极触点1的支撑,在压力弹簧4(图3和图4中未示出)的压力驱动下先后插入两个电极触点1之间;
S103,两个电极触点1或其中一个电极触点1继续移动,上下两块分隔板2继续插入两个电极触点1之间,完全隔绝密封两个电极触点1之间的连接;
S104,上下两块分隔板2继续插入两个电极触点1之间直至限位块5(图9和图10中未示出)与对面分隔板2接触,断路器分闸完成。
如图5所示,作为本发明的第二种实施例,其与第一种实施例的区别在于,两个电极触点1合闸时,两个电极触点1分别穿过左右两块分隔板2的凹槽3位置互相接触,左右两块分隔板2的凹槽3底部分别与两个电极触点1抵接。
如图12所示,本发明第二种实施例的工作分步流程:
S201,两个电极触点1合闸,两个电极触点1分别穿过左右分隔板2的凹槽3位置互相接触,左右分隔板2凹槽3的底部分别与两个电极触点1抵接,左右分隔板2错位放置并且侧面互相贴接;
S202,两个电极触点1同时开始分离移动,左右两块分隔板2同时失去电极触点1的支撑,在压力弹簧4的压力驱动下先后插入两个电极触点1之间;
S203,两个电极触点1或其中一个电极触点1继续移动,左右两块分隔板2继续插入两个电极触点1之间;
S204,左右两块分隔板2完全隔绝密封两个电极触点1之间的连接;
S205,左右两块分隔板2继续插入两个电极触点1之间直至限位块5与对面分隔板2接触,断路器分闸完成。
如图6至图7所示,作为本发明的第三种实施例,其与第二种实施例的区别在于,采用四块分隔板2错位设置在两个电极触点1的左右两侧,对应两侧相邻的分隔板2侧面互相贴接。
如图13所示,第三种实施例的工作分步流程S301至S305对应第二种实施例的工作分步流程S201至S205,在此不作累述。
显然地,分隔板2的数量可以是两块或两块以上的任意数量,均在本发明的叙述范围之内。
如图8所示,作为本发明的第四种实施例,其与第一种实施例的区别在于,所述两侧对应的两块分隔板2均设置有转轴6,所述两侧对应的两块分隔板2均以围绕转轴6方向摆动,实现插入或抽离两个电极触点1之间。
如图14所示,本发明的第四种实施例的工作分步流程:
S401,两个电极触点1合闸,其中一个电极触点1穿过两侧分隔板2的凹槽3位置与另一电极触点1接触,两侧分隔板2凹槽3的底部与电极触点1抵接,两侧分隔板2错位放置并且侧面互相贴接;(电极触点1在图14中未示出)
S402,两个电极触点1或其中一个电极触点1分离移动,两侧两块分隔板2先后失去电极触点1的支撑,在外力的驱动下围绕各自的转轴6摆动,先后或同时插入两个电极触点1之间;
S403,两侧两块分隔板2继续摆动,插入两个电极触点1之间,完全隔绝密封两个电极触点1之间的连接,断路器分闸完成。
如图15所示,作为本发明的第五种实施例,具有三块分隔板,分别设置在两个电极触点1中间垂直面上以触点位置为中心的三个对应方向,当两个电极触点1断开时,所述三个对应方向上相邻的两块分隔板2至少其中一块相对于另一块滑动插入两个电极触点之间。
如图16所示,本发明第五种实施例的工作分步流程:
S501,两个电极触点1合闸,其中一个电极触点1穿过三块分隔板2所围成的中心位置与另一电极触点1接触,三块分隔板2错位放置并且侧面互相贴接;
S102,两个电极触点1或其中一个电极触点1开始分离移动,三块分隔板2先后失去电极触点1的支撑,在压力弹簧4(图中未示出)的压力驱动下先后插入两个电极触点1之间;
S103,两个电极触点1或其中一个电极触点1继续移动,三块分隔板2继续插入两个电极触点1之间,完全隔绝密封两个电极触点1之间的连接;
S104,三块分隔板2继续插入两个电极触点1之间直至限位块(图中未示出)与限制分隔板移动位置,断路器分闸完成。
显然的,多块分隔板2可以设置在两个电极触点1中间垂直面上以触点位置为中心的多个对应方向上,这里仅以两个和三个方向为例说明,其它多个方向插入的情况与这两中情况类同,在此不作累述。
综上所述,本发明通过在电极触点1之间设置多块分隔板2,增强断路器在断路时候的绝缘和灭弧效果,多块分隔板2同时从不同方向插入两个电极触点1之间,加快了切断绝缘速度,加强了两个电极触点1间的隔绝密封效果,而且结构简单、制作成本低,具有良好的经济和社会效益。
另外,本发明采用在分隔板2上设置凹槽3或通孔,凹槽3或通孔依据电极触点1的横截面尺寸形状设计,使得断路器在断开的时候绝缘密封效果更好;通过将两侧对应的两块分隔板2错位放置并侧面互相贴接,使得分隔板2在插入两个电极触点1之间的时候相对滑动,避免了两侧分隔板2互相碰撞的现象;通过在分隔板2上设置压力弹簧4,并使分隔板2与电极触点1抵接,使得分隔板2的插入更加迅速快捷。
本发明可广泛应用于各种断路器。
以上是对本发明的较佳实施进行了具体说明,但本发明创造并不限于所述实施例,熟悉本领域的技术人员在不违背本发明精神的前提下还可做作出种种的等同变形或替换,这些等同的变形或替换均包含在本申请权利要求所限定的范围内。

Claims (9)

  1. 一种快速切弧断路器,其特征在于:其包括用于接通和断开电路的两个电极触点,所述两个电极触点中间设置有多块分隔板, 所述多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的对应方向上,所述对应方向上相邻的两块分隔板错位放置并且侧面互相贴接,当两个电极触点断开时,所述对应方向上相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
  2. 根据权利要求1所述的一种快速切弧断路器,其特征在于:所述的多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的两侧,当两个电极触点断开时,所述两侧相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
  3. 根据权利要求1所述的一种快速切弧断路器,其特征在于:所述的多块分隔板分别设置在两个电极触点中间垂直面上以触点位置为中心的三个对应方向,当两个电极触点断开时,所述三个对应方向上相邻的两块分隔板至少其中一块相对于另一块滑动插入两个电极触点之间。
  4. 根据权利要求1至3任一项所述的一种快速切弧断路器,其特征在于:所述两侧对应的两块分隔板至少有一侧的分隔板设置有用于让电极触点穿过的凹槽或通孔,所述凹槽设置在分隔板的角落位置或侧边位置,所述通孔设置在分隔板中。
  5. 根据权利要求4所述的一种快速切弧断路器,其特征在于:所述凹槽或通孔的大小略大于电极触点横截面的大小,使得电极触点刚好能穿过通孔。
  6. 根据权利要求1、2、3或5所述的一种快速切弧断路器,其特征在于:所述多块分隔板至少有一块连接有压力弹簧,该分隔板与电极触点抵接,当电极触点分离时,压力弹簧伸展产生驱动力压迫该分隔板插入两个电极触点之间。
  7. 根据权利要求6所述的一种快速切弧断路器,其特征在于:所述分隔板上设置有用于限制分隔板行程的限位块。
  8. 根据权利要求1、2、3、5或7所述的一种快速切弧断路器,其特征在于:所述多块分隔板沿直线插入或抽离两个电极触点之间。
  9. 根据权利要求1、2、3、5或7所述的一种快速切弧断路器,其特征在于:所述分隔板均设置有转轴,所述分隔板均以围绕转轴方向摆动,实现插入或抽离两个电极触点之间。
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