WO2014079143A1 - 一种新结构含永磁电磁继电器 - Google Patents

一种新结构含永磁电磁继电器 Download PDF

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Publication number
WO2014079143A1
WO2014079143A1 PCT/CN2013/001253 CN2013001253W WO2014079143A1 WO 2014079143 A1 WO2014079143 A1 WO 2014079143A1 CN 2013001253 W CN2013001253 W CN 2013001253W WO 2014079143 A1 WO2014079143 A1 WO 2014079143A1
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WO
WIPO (PCT)
Prior art keywords
permanent magnet
yoke
armature
pole surface
reed
Prior art date
Application number
PCT/CN2013/001253
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English (en)
French (fr)
Inventor
梁慧敏
谢勇
由佳欣
谢国强
Original Assignee
哈尔滨工业大学
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.)
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Application filed by 哈尔滨工业大学 filed Critical 哈尔滨工业大学
Priority to US14/396,056 priority Critical patent/US9697973B2/en
Publication of WO2014079143A1 publication Critical patent/WO2014079143A1/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/29—Relays having armature, contacts, and operating coil within a sealed casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H01H50/041—Details concerning assembly of relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H01H50/047—Details concerning mounting a relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/14—Terminal arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H01H50/041—Details concerning assembly of relays
    • H01H50/043—Details particular to miniaturised relays
    • H01H2050/044—Special measures to minimise the height of the relay
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2235/00—Springs
    • H01H2235/028—Blade spring

Definitions

  • the invention relates to an electromagnetic relay, in particular to a new structure comprising a permanent magnet electromagnetic relay.
  • Electromagnetic relays are widely used in aerospace, defense and civil applications to control, detect, protect and regulate. They are one of the most basic devices in electrical installations. In order to increase the sensitivity of the relay, reduce power consumption, reduce the size, and reduce the weight, permanent magnets are usually used inside the electromagnetic relay.
  • the permanent magnets in a type of permanent magnet relay provide a returning force in the relay, and the other type of permanent magnet in the permanent magnet relay acts as an armature component to participate in the entire operation of the relay.
  • the current two types of permanent magnet-containing relays have the following disadvantages:
  • the armature structure is mostly asymmetrical, so the relay's centrifugal acceleration index is not high.
  • the armature and the static reed are arranged coaxially, the space utilization rate is low, the static reed is limited in size, and the relay is switched. The capacity is small.
  • the invention is to overcome the many shortcomings of the return spring return, further improve the switching capacity of the permanent magnet containing electromagnetic relay, improve the space utilization rate, reduce the volume of the relay, and further provide a novel structural design including the permanent magnet electromagnetic relay.
  • a new structure comprising a permanent magnet electromagnetic relay, comprising a base and an extraction rod, a core and a coil bobbin, a static reed., a pole face and a yoke, an armature, a moving reed, a bracket, and a permanent
  • the magnet, the connecting block and the sealed casing are characterized in that at least three pairs of take-up rods are passed through the rectangular base, wherein the two pairs of take-up rods are respectively connected with the lower ends of the four pieces of static spring pieces, and the iron core and the wire truss skeleton are mounted on the base At the diagonal position of the upper surface, the winding joints of the turns are respectively connected with the other third pair of lead rods, and the static spring pieces are mounted on the other diagonal position of the upper surface of the base, and the bracket is mounted on the top of the bobbin skeleton, the pole surface and The yoke and the permanent magnet are mounted on the bracket, and the armature, the
  • the structure of the pole face and the yoke is: the large yoke is connected to one pole face, the small yoke is connected to the other pole face, the large yoke is connected to the pole face, and the small yoke and the connecting pole face thereof have two pairs.
  • the center is symmetrically placed on the bracket; the pole faces of the large yokes are spaced apart from the pole faces to which the small yokes are connected, and the spacing between the two is built into the bent ends of the ends of the armature; the other end of the large yoke One end pair with a permanent magnet Connected to one pole face, the other end of the small yoke is connected to the iron core and the core end of the coil bobbin.
  • the armature, the moving spring and the connecting block form a cross armature actuation structure, centered on the square connecting block, the connecting block center has a through hole for mounting the rotating shaft, and the surrounding wall is engraved with a groove; the armature armature is fixed by the rivet and the connecting block Two arcuate metal pieces with curved protrusions at the ends are used as moving springs, which are fixed by W slots that are symmetrically embedded in the side walls of the connecting block; the permanent magnets are mounted under the connecting blocks, and the center of the permanent magnets has through holes for mounting the rotating shafts, permanent magnets
  • the direction of the magnetization polarity is the same as the direction in which the moving reed is mounted, and is perpendicular to the direction of the armature.
  • the electromagnetic relay is composed of a pair of normally open contacts, and a pair of static springs of the diagonal line form a pair of normally open contacts, and the pair of normally reed contacts are formed by the moving spring and the other pair of static springs of the other diagonal line. .
  • the invention patent adopts a new structure containing a permanent magnet magnetic system, which avoids many shortcomings of the return spring return, so that the contact has a force function in the suction and release positions; in addition, the moving spring piece and the armature are cross-mounted at 90°, one In this respect, the height of the relay of the type is greatly reduced, and on the other hand, the installation space of the static reed is enlarged, so that the width of the static reed can be increased, and the switching capacity of the relay of the type can be increased; meanwhile, the reed and the armature cross mounting mechanism The static reed and the coil can be respectively installed on the two diagonal lines of the relay base, which improves the space utilization and reduces the volume of the relay of the type.
  • Figure 1 is a schematic illustration of the overall three-dimensional structure (decomposition of the outer casing) of the present invention.
  • FIG. 2 is a schematic view showing the overall three-dimensional structure of the present invention after removing the outer casing.
  • Figure 3 is a partial enlarged view of the upper portion of Figure 2.
  • Figure 4 is a plan view of Figure 2.
  • Fig. 5 is a schematic view showing the three-dimensional structure of the armature and the movable spring of the present invention.
  • Figure 6 is a schematic exploded view of the cartridge and the movable spring of the present invention.
  • Fig. 7 is a schematic view showing the three-dimensional structure of the pole face and the yoke, the permanent magnet and the bracket of the present invention.
  • Fig. 8 is a schematic view showing the three-dimensional structure of the base and the extraction rod of the present invention. detailed description:
  • a new structure of the present invention comprises a permanent magnet electromagnetic relay, which comprises a base 11 and a plurality of take-up rods 1, a core and a bobbin skeleton 2 passing through the base 11 (the bobbin is wound around the bobbin, The wire is not shown in the drawing, the static spring 3, the pole face and the yoke 4, the armature 5, the moving spring 6, the bracket 7, the permanent magnet 8, the connecting block 9, and the sealed casing 10.
  • the lead-outs a, b, c, d in the take-up lever 1 on the base 11 are respectively connected to the four-piece static springs 3, and the iron core and the bobbin 2 are mounted on the diagonal position of the upper surface of the base 1 1 (with screws Fixed in the two through holes 13 on the diagonal of the base 1 1 ), the winding joints of the coils are respectively connected with two lead rods £ and f on the diagonal line of the base n, and the static spring piece 3 is mounted on the base.
  • the bracket 7 is mounted on the top end of the bobbin 2, the pole face and the yoke 4, and the permanent magnet 8 are mounted on the bracket 7, the armature 5, the moving spring 6 and the pole face and The yoke 4 is positioned and connected by a center shaft 14 that seals the outer casing 10.
  • the large yoke 41 is connected to one pole face 41 1
  • the small yoke iron 42 is connected to the other pole face 421
  • the large yoke 41 is connected to the pole face 411 and the small yoke iron 42 has two pairs with its connecting pole face 421, and is placed symmetrically on the bracket 7.
  • the pole face 411 of the large yoke 41 is connected to the pole face 421 of the small yoke 42 so as to be spaced apart from each other, and the interval between the two is inserted into the bent end 51 of the armature 5 at both ends.
  • the other end of the large yoke 41 abuts against one end of the permanent magnet 8, and is connected to one pole face 411, and the other end of the small yoke 42 is connected to the iron core and the core end of the bobbin (2).
  • the cross armature actuation structure composed of the armature 5, the moving reed 6 and the connecting block 9 is: centered on the square connecting block 9, the center of the connecting block 9 has a through hole for mounting the rotating shaft, and the surrounding wall is engraved with a concave surface. Slot 91.
  • the end of the armature armature 5 is fixed by the rivet 12 and the connecting block 9.
  • Two arcuate metal pieces having arcuate projections 61 at their ends serve as moving springs 6, which are fixed by grooves 91 which are laterally symmetrically fitted into the side walls of the connecting block 9.
  • a permanent magnet 8 is mounted under the connecting block 9, and the center of the permanent magnet 8 has a through hole for mounting a rotating shaft.
  • the direction of the magnetizing polarity of the permanent magnet 8 is the same as the mounting direction of the moving spring piece, perpendicular to the direction of the armature 5, and when the cross armature touches the structure, The permanent magnet 8 does not rotate with it.
  • the electromagnetic relay is composed of a moving reed 6 and a pair of diagonal reeds (3) forming a pair of normally open contacts, and the moving reed 6 and another diagonal pair of other reeds (3) ) Make up a pair of normally closed contacts.
  • the working principle of the invention is:
  • the permanent magnet flux generated by the permanent magnet 8 is transmitted along the magnetically permeable large yoke 41 to the pole face 41 1 connected to the large yoke 41 to generate a permanent magnet attraction force acting on the armature 5; when the lead rods £ , f are not When the current is passed, the armature 5 is in contact with the pole face 41 1 connected to the yoke 4 under the action of the permanent magnet attraction, and the moving spring 6 is in contact with the take-up lever, the static spring piece 3 connected to the c, and the two lead rods a diagonally c is mutually conductive; when the lead rods £ , f are supplied with a forward current, the electromagnetic flux generated by the iron core and the coil on the bobbin 2 is transmitted along the magnetically permeable small yoke 42 to the pole connected to the small yoke 42 The surface 421 generates electromagnetic attraction and acts on the armature 5.
  • the small yoke 42 on the other side of the diagonal also exerts electromagnetic attraction, and when the electromagnetic attraction force on the armature 5 is greater than the permanent magnet attraction, the armature 5 rotate until the armature 5 contacts the pole face 421 to which the small yoke 42 is connected, intersecting
  • the iron trigger mechanism rotates as a whole, and drives the moving spring 6 and the take-up lever! ⁇ , d is connected to the static reed 3, and the lead rods b, d are electrically connected to each other.
  • the present invention is a new structure including a permanent magnet electromagnetic relay.
  • the base 11 serves as a base for placing the main components of the relay, and at the same time functions as a part of the outer casing 10.
  • the plurality of take-up levers 1 are respectively connected to the inner coil and the contact spring. , to achieve signal transmission, magnetic potential generation and device fixed functions.
  • the iron core and the core of the coil bobbin 2 are used for magnetic conduction, and the bobbin is used to support the coil.
  • the static reed 3 is connected to the corresponding extraction rod 1 to realize line switching and signal transmission by moving the reed 6 .
  • the pole faces 411 and 421 and the yoke 4 are used for magnetic conduction, and suction is generated at the pole faces to rotate the armature 5 until the armature 5 comes into contact with the pole faces.
  • the sealed casing 10 is hermetically connected to the edge of the base 11 to protect the various components inside the relay.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)

Abstract

一种新结构含永磁电磁继电器，在矩形底座上至少穿过三对引出杆其中两对引出杆分别与四片静簧片的下端相连接，铁芯及线圈骨架安装于底座上表面对角线位置上，线圈的绕线接头分别与另外一对引出杆连接，静簧片安装于底座上表面另一条对角线位置上，支架安装在线圈骨架顶端，极面及轭铁、永磁体安装在支架上，衔铁、动簧片、极面及轭铁通过中轴进行定位和连接，外部罩以密封外壳。本发明触点在吸合与释放位置下都有力的作用；动簧片与衔铁成90°交叉安装，降低了高度，扩大了静簧片的安装空间，提高该类型继电器的切换容量；动簧片与衔铁交叉安装机构使得静簧片与线圈可以分别安装在继电器底座的两条对角线上，提高了空间利用率，缩小了体积。

Description

一种新结构含永磁电磁继电器 技术领域：
本发明专利涉及一种电磁继电器， 具体是一种新结构含永磁电磁继电器。 背景技术：
电磁继电器在航天、 国防及民用领域中有着广泛的应用， 起到控制、 检测、 保护和调节的作用， 是电气装置中最基本的器件之一。 为了提高继电器的灵敏 度、 减小功耗、 缩小体积、 减轻重量， 通常在电磁继电器内部使用永磁体。 一 类含永磁继电器中的永磁体在继电器中提供返回力， 另一类含永磁继电器中的 永磁体作为衔铁部件， 参与继电器整个动作过程。 然而当前上述两类含永磁继 电器存在以下不足： 对于现有的第一类含永磁继电器， 为了实现永磁磁路返回， 其衔铁结构大多具有非对称性， 所以继电器的耐离心加速度指标不高。 对于第 二类含永磁继电器， 一方面调试困难， 生产效率低， 质量难以保证； 另一方面， 衔铁与静簧片同轴布置， 空间利用率较低， 静簧片尺寸受限， 继电器切换容量 较小。
发明内容：
本发明是为了克服返簧返回的诸多缺点， 进一步提高含永磁电磁继电器的 切换容量， 提高空间利用率， 减小继电器体积， 进而提供一种含永磁电磁继电 器的新型结构设计。
本发明的技术方案是： 一种新结构含永磁电磁继电器， 它包括底座及引出 杆、 铁芯及线圈骨架、 静簧片.、 极面及轭铁、 衔铁、 动簧片、 支架、 永磁体、 连接块及密封外壳， 其特征在于， 在矩形底座上至少穿过三对引出杆， 其中两 对引出杆分别与四片静簧片的下端相连接， 铁芯及线圏骨架安装于底座上表面 对角线位置上， 线圏的绕线接头分别与另第三对引出杆连接， 静簧片安装于底 座上表面另一条对角线位置上， 支架安装在线團骨架顶端， 极面及轭铁、 永磁 体安装在支架上， 衔铁、 动簧片、 极面及轭铁通过中轴进行定位和连接， 外部 罩以密封外壳。
所述的极面及轭铁的结构是： 大轭铁与一个极面相连， 小轭铁与另一个极 面相连， 大轭铁与其连接极面以及小轭铁与其连接极面共有两对， 中心对称地 安放在支架上； 大轭铁连接的极面与小轭铁连接的极面相对间隔设置， 两者之 间的间隔内置入衔铁 两端向下的弯曲端； 大轭铁的另一端与永磁体的一端对 接， 与一个极面相连， 小轭铁的另一端与铁芯及线圈骨架的铁芯顶端连接。 所述的衔铁、 动簧片与连接块组成交叉衔铁触动结构， 以正方形连接块为 中心， 连接块中心具有安装转轴的通孔， 四周壁刻有凹槽； 扁担状衔铁由铆钉 与连接块固定； 两片端部有弧形突起的弓形金属片作为动簧片， 由外侧对称嵌 入连接块侧壁的 W槽固定； 连接块下安装有永磁体， 永磁体中心具有安装转轴 的通孔， 永磁体充磁极性方向与动簧片安装方向一致， 与衔铁方向垂直， 交叉 衔铁触动结构运动时， 永磁体不随其一起转动。
该电磁继电器由动簧片与对角线的一对静簧片組成一对常开触点， 由该动 簧片与另一对角线的另外一对静簧片组成一对常闭触点。
本发明专利采用新结构含永磁磁系统， 避免了返簧返回的诸多缺点， 使得 触点在吸合与释放位置下都有力的作用； 另外， 动簧片与衔铁成 90° 交叉安装， 一方面极大地降低了该类型继电器的高度， 另一方面扩大了静簧片的安装空间， 从而可以增加静簧片的宽度， 提高该类型继电器的切换容量； 同时， 动簧片与 衔铁交叉安装机构使得静簧片与线圈可以分别安装在继电器底座的两条对角线 上， 提高了空间利用率， 缩小了该类型继电器的体积。 附图说明：
图 1是本发明总体的三维结构 （外壳分解） 的示意图。
图 2是本发明移去外壳后的总体三维结构示意图。
图 3是图 2中上部的局部放大图。
图 4是图 2的俯视图。
图 5是本发明的衔铁及动簧片的三维结构示意图。
图 6是本发明的衔鉄及动簧片的分解结构示意图。
图 7是本发明的极面及轭铁、 永磁体与支架三维结构示意图。
图 8是本发明的底座及引出杆三维结构示意图。 具体实施方式：
参见图 1一图 8 , 本发明一种新结构含永磁电磁继电器， 它包括底座 11及穿 过底座 11 的数个引出杆 1、 铁芯及线圏骨架 2 (线圏骨架上绕线圈， 图中未画出 线團） 、 静簧片 3、 极面及轭铁 4、 衔铁 5、 动簧片 6、 支架 7、 永磁体 8、 连接 块 9及密封外壳 10。 底座 11上的引出杆 1 中的引出杵 a、 b、 c、 d分别与四片静簧片 3相连接， 铁芯及线圈骨架 2安装于底座 1 1 上表面对角线位置上 （用螺钉固定在底座 1 1 对角线上的两个通孔 13内） ， 线團的绕线接头分别与位于底座 n对角线上的两 个引出杆£、 f连接， 静簧片 3安装于底座 1 1上表面另一条对角线位置上， 支架 7安装在线圈骨架 2的顶端上， 极面及轭铁 4、 永磁体 8安装在支架 7上， 衔铁 5、 动簧片 6与极面及轭铁 4通过中轴 14进行定位和连接， 外部罩以密封外壳 10。
参见图 7， 极面及轭铁 4结构中， 大轭铁 41 与一个极面 41 1相连， 小轭铁 42与另一个极面 421相连， 大轭铁 41 与其连接极面 411 以及小轭铁 42与其连 接极面 421共有两对， 中心对称地安放在支架 7上。 大轭铁 41 连接的极面 411 与小轭铁 42连接的极面 421相对间隔设置， 两者之间的间隔内置入衔铁 5 两端 向下的弯曲端 51。 大轭铁 41的另一端与永磁体 8的一端对接， 与一个极面 411 相连， 小轭铁 42的另一端与铁芯及线圈骨架 （2) 的铁芯顶端连接。
参见图 5和图 6 ,衔铁 5、动簧片 6与连接块 9组成的交叉衔铁触动结构为： 以正方形连接块 9 为中心， 连接块 9 中心具有安装转轴的通孔， 四周壁刻有凹 槽 91。 扁担状衔铁 5 中心由铆釘 12与连接块 9固定。 两片端部有弧形突起 61 的弓形金属片作为动簧片 6， 由外侧对称嵌入连接块 9侧壁的凹槽 91 固定。 连 接块 9下安装有永磁体 8 , 永磁体 8中心具有安装转轴的通孔， 永磁体 8充磁极 性方向与动簧片 ό安装方向一致， 与衔铁 5 方向垂直， 交叉衔铁触动结构运动 时， 永磁体 8不随其一起转动。
该电磁继电器由动簧片 6与对角线的一对静簧片 （3) 组成一对常开触点， 由该动簧片 6与另一对角线的另外一对静簧片 （3) 組成一对常闭触点。
本发明的工作原理是：
永磁体 8所产生的永磁磁通沿导磁的大轭铁 41传递至与大轭铁 41连接的极 面 41 1 , 产生永磁吸力， 作用于衔铁 5上； 当引出杆 £、 f 未通电流时， 衔铁 5 在永磁吸力作用下与轭铁 4连接的极面 41 1接触， 动簧片 6与引出杆 、 c所连 接静簧片 3接触， 对角的两根引出杆 a、 c相互导通； 当引出杆£、 f通入正向电 流时， 铁芯及线圈骨架 2上的线圈产生的电磁磁通沿导磁的小轭铁 42传递至与 小轭铁 42连接的极面 421， 产生电磁吸力， 作用于衔铁 5上， 同样地， 对角线 另一侧的小轭铁 42上也作用有电磁吸力， 当作用于衔铁 5上的电磁吸力大于永 磁吸力时， 衔铁 5转动， 直至衔铁 5与小轭铁 42连接的极面 421接触， 交叉衔 铁触动机构整体随之转动， 带动其中的动簧片 6与引出杆！^、 d所连接静簧片 3 接触， 引出杆 b、 d相互导通。
本发明是一种新结构含永磁电磁继电器， 底座 11作为放置继电器主要部件 的基座， 同时成为外壳 10的一部分起到保护的作用， 多个引出杆 1分别与内部 的线圈、 触簧连接， 实现信号的传递、 磁势的产生及器件的固定功能。 铁芯及 线圈骨架 2 的铁芯用于导磁， 线圈骨架用于支撑线圈。 静簧片 3 与对应的引出 杆 1连接， 通过动簧片 6运动实现线路切换与信号传递。 极面 411和 421及轭铁 4 , 用于导磁， 在极面处产生吸力， 使衔铁 5转动， 直至衔铁 5与极面接触。 密 封外壳 10与底座 11 的边沿密闭连接， 起到保护继电器内部各个部件的功能。 以上所述仅为本发明的较佳实施例， 对本发明而言仅仅是说明性的， 而非 限制性的。 本专业技术人员理解， 在本发明权利要求所限定的精神和范围内可 对其进行许多改变， 修改， 甚至等效， 但都将落入本发明的保护范围内。

Claims

权 利 要 求
1、 一种新结构含永磁电磁继电器， 它包括底座及引出杆、 铁芯及线圏骨架、 静簧片、 极面及轭铁、 衔铁、 动簧片、 支架、 永磁体、 连接块及密封外壳， 其 特征在于， 在矩形底座上至少穿过三对引出杆， 其中两对引出杆分别与四片静 簧片的下端相连接， 铁芯及线圈骨架安装于底座上表面对角线位置上， 线圈的 绕线接头分别与另第三对引出杆连接， 静簧片安装于底座上表面另一条对角线 位置上， 支架安装在线圈骨架顶端， 极面及轭铁、 永磁体安装在支架上， 衔铁、 动簧片、 极面及轭铁通过中轴进行定位和连接， 外部罩以密封外壳。
2、 根据权利要求 1所述的新结构含永磁电磁继电器， 其特征在于， 所述的 极面及轭铁的结构是： 大轭铁与一个极面相连， 小轭铁与另一个极面相连， 大 轭铁与其连接极面以及小轭铁与其连接极面共有两对， 中心对称地安放在支架 上； 大轭铁连接的极面与小轭铁连接的极面相对间隔设置， 两者之间的间隔内 置入衔铁 两端向下的弯曲端； 大轭铁的另一端与永磁体的一端对接， 与一个极 面相连， 小轭铁的另一端与铁芯及线圈骨架的铁芯顶端连接。
3、 根据权利要求 1所述的新结构含永磁电磁继电器， 其特征在于， 所述的 衔铁、 动簧片与连接块組成交叉衔铁触动结构， 以正方形连接块为中心， 连接 块中心具有安装转轴的通孔， 四周壁刻有凹槽； 扁担状衔铁由铆钉与连接块固 定； 两片端部有弧形突起的弓形金属片作为动簧片， 由外侧对称嵌入连接块侧 壁的 W槽固定； 连接块下安装有永磁体， 永磁体中心具有安装转轴的通孔， 永 磁体充磁极性方向与动簧片安装方向一致， 与衔铁方向垂直， 交叉衔铁触动结 构运动时， 永磁体不随其一起转动。
4、 根据权利要求 1所述的新结构含永磁电磁继电器， 其特征在于， 该电確 继电器由动簧片与对角线的一对静簧片組成一对常开触点， 由该动簧片与另一 对角线的另外一对静簧片组成一对常闭触点。
PCT/CN2013/001253 2012-11-23 2013-10-15 一种新结构含永磁电磁继电器 WO2014079143A1 (zh)

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