WO2008040148A1 - Contacteur cc - Google Patents

Contacteur cc Download PDF

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Publication number
WO2008040148A1
WO2008040148A1 PCT/CN2007/002627 CN2007002627W WO2008040148A1 WO 2008040148 A1 WO2008040148 A1 WO 2008040148A1 CN 2007002627 W CN2007002627 W CN 2007002627W WO 2008040148 A1 WO2008040148 A1 WO 2008040148A1
Authority
WO
WIPO (PCT)
Prior art keywords
contactor
housing assembly
coil
housing
assembly
Prior art date
Application number
PCT/CN2007/002627
Other languages
English (en)
French (fr)
Inventor
Stan Smith
Bobby Duane Taylor
Original Assignee
Mile Marker (Shenzhen) Limited
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 Mile Marker (Shenzhen) Limited filed Critical Mile Marker (Shenzhen) Limited
Publication of WO2008040148A1 publication Critical patent/WO2008040148A1/zh

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/20—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil

Definitions

  • the invention relates to a DC contactor for use in the field of automotive winches. Background technique
  • DC contactor is widely used in electric power drag. It is a control device used to automatically turn on or off a large current circuit. It can frequently turn on and off the load, and has a voltage loss shutdown function.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art described above and to provide a DC contactor that controls a large current, a low voltage, and a small volume with a small current and a low voltage.
  • the present invention provides a DC contactor comprising: a housing assembly and a coil assembly disposed within the housing assembly, the housing assembly including a housing and a protrusion disposed on the housing a conductive post on the top surface of the body and a spring, the coil assembly including an electromagnet core and a coil sleeved thereon.
  • the housing assembly has a cylindrical shape.
  • the conductive pillar includes a pair of large conductive pillars and a pair of small conductive pillars, each of which is convexly disposed on a top surface of the casing.
  • the small conductive pillar is connected to the coil.
  • the housing assembly further includes an inner layer contact spring piece and an outer layer contact spring piece, respectively movably connected to the large conductive column and connected to the spring.
  • the housing assembly further includes a stylus coupled to one end of the spring and having a cylindrical shape with a tapered end.
  • top end of the electromagnet core is recessed inwardly to form a small cavity to accommodate the confirmed The end of the stylus.
  • a cover body for encapsulating the coil assembly in the housing assembly is further included.
  • the invention has the following beneficial effects: compact structure, small size, control current can be reached
  • Figure 1 is an exploded perspective view of a DC contactor of the present invention.
  • FIG. 2 is a cross-sectional view of the DC contactor of the present invention. detailed description
  • the DC contactor of the present invention includes a housing assembly 1 and a coil assembly 2.
  • the housing assembly 1 has a cylindrical shape, and includes a housing 10 having a top surface convexly provided with a pair of large conductive posts 11 and a pair of small conductive posts 12, all of which are cylindrical.
  • the large conductive column 11 is in contact with the inner layer.
  • the elastic piece 13 and the outer layer contact elastic piece 14 are movably connected.
  • the spring 15 is connected to the inner layer contact spring piece 13 and the outer layer contact spring piece 14.
  • the stylus 16 is attached to the end of the spring 15 which is cylindrical and has a tapered end.
  • the pin 16 is riveted to the contact springs 13, 14.
  • the coil assembly 2 includes an electromagnet core 20 and a coil 21 sleeved thereon.
  • the top end of the electromagnet core 20 is recessed inwardly to form a small cavity to accommodate the end of the contact.
  • the coil 21 is connected to a small conductive post 12 for supplying power to the coil 21.
  • the present invention also includes a cover 3 for enclosing the coil assembly 2 within the housing assembly 1.
  • the coil assembly 2 When assembled, the coil assembly 2 is placed in the housing assembly 1 and packaged by the cover assembly 3.
  • the main principle is to use the principle of electromagnet to achieve switching on and off.
  • the coil 21 After the coil 21 is energized by the small conductive post 12, the iron core 20 is subjected to electromagnetic force to compress the compression spring 15, and the contact springs 13, 14 are electrically connected to the two large terminals 11 by the spring, thereby turning the circuit on.
  • the contact springs 13, 14 When the small terminal 12 is disconnected, the contact springs 13, 14 are separated from the large conductive post 12 by the spring, thereby breaking the circuit.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Leads Or Probes (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Description

直流接触器 技术领域
本发明涉及一种应用在汽车绞盘领域的直流接触器。 背景技术
直流接触器广泛应用于电力拖动中， 是一种用来自动地接通或断开大电流 电路的控制电器， 能频繁接通、 断开负荷， 有失压关断功能。
然而， 现有的汽车用绞盘的直流接触器体积较大， 在汽车领域追求小巧方 面不是很理想。 此外， 现有的直流接触器控制的电流也有限， 仅 100-200安培， 无法满足需要大控制电流的场合。 发明内容
本发明要解决的技术问题在于， 克服上述现有技术存在的不足， 提供一种 用小电流、 低电压控制大电流、 低电压， 体积小的直流接触器。
为解决上述技术问题， 本发明提供一种直流接触器， 包括： 壳体组件和设 置在所述壳体组件之内的线圈组件， 所述壳体组件包括壳体、 凸出设置在所述 壳体顶面的导电柱以及弹簧， 所述线圈组件包括电磁铁芯和套设在其上的线圈。
进一步地， 所述壳体组件呈圓柱形。
进一步地， 所述导电柱包括一对大导电柱和一对小导电柱， 均凸出设置在 所述壳体的顶面。
进一步地， 所述小导电柱与所述线圈相连。
进一步地， 所述壳体组件还包括内层接触弹片和外层接触弹片， 分别与所 述大导电柱活动连接， 并与所述弹簧相连。
进一步地， 所述壳体组件还包括触针， 其连接在所述弹簧一端， 呈圆柱形， 具有锥形末端。
进一步地， 所述电磁铁芯一端顶部向内凹陷， 形成一细小空腔， 以容纳所 确认本 述触针的末端。
进一步地， 还包括用以将所述线圈组件封装在所述壳体组件内 盖体。 本发明具有以下有益的效果： 结构紧凑， 体积小巧， 控制的电流可达到
400-500安培。 附图说明
图 1是本发明直流接触器的立体分解图。
图 2是本发明直流接触器的剖视图。 具体实施方式
以下结合附图对本发明进行详细描述。
请参照图 1所示， 本发明直流接触器包括壳体组件 1和线圈组件 2。
请同时参照图 2所示， 壳体组件 1呈圆柱形， 包括壳体 10, 其顶面凸出设 有一对大导电柱 11和一对小导电柱 12, 均呈圆柱形。 大导电柱 11与内层接触 弹片 13、 外层接触弹片 14活动连接。 弹簧 15与内层接触弹片 13、 外层接触弹 片 14相连。 触针 16连接在弹簧 15—端， 其呈圆柱形， 具有锥形末端。 舳针 16 与接触弹片 13、 14铆接在一起。
线圈组件 2包括电磁铁芯 20和套设在其上的线圈 21。 电磁铁芯 20—端顶 部向内凹陷， 形成一细小空腔， 以容纳触 4十 16的末端。 线圈 21与小导电柱 12 相连， 小导电柱 12用于给线圈 21供电。
本发明还包括盖体 3 , 用以将线圈组件 2封装在壳体组件 1内。
组装时， 将线圏组件 2设置在壳体组件 1内， 并用盖体组件 3进行封装。 工作时， 主要原理是利用电磁铁的原理实现开关通断。 通过小导电柱 12给 线圈 21通电以后， 铁芯 20受电磁力运动压缩弹簧 15， 接触弹片 13、 14在弹簧 的作用下与两个大接线柱 11互相导通， 从而使电路接通。 断开小接线柱 12的 电， 接触弹片 13、 14在弹簧的作用下， 离开大导电柱 12, 从而使电路断开。

Claims

权 利 要 求
1、 一种直流接触器， 其特征在于： 包括： 壳体组件（ 1 ) 和设置在所述壳 体组件之内的线圏组件（2 ), 所述壳体組件包括壳体（10 )、 凸出设置在所述壳 体顶面的导电柱以及弹簧（15 ), 所述线圈組件包括电磁铁芯 （20 )和套设在其 上的线圈 （21 )。
2、 根据权利要求 1所述的直流接触器， 其特征在于： 所述壳体组件呈圆柱 形。
3、 根据权利要求 1所述的直流接触器， 其特征在于： 所述导电柱包括一对 大导电柱（11 )和一对小导电柱（12 )， 均凸出设置在所述壳体的顶面。
4、 根据权利要求 3所述的直流接触器， 其特征在于： 所述小导电柱与所述 线圈相连。
5、 根据权利要求 1所述的直流接触器， 其特征在于： 所述壳体组件还包括 内层接触弹片 （13 )和外层接触弹片 （14 ), 分别与所述大导电柱活动连接， 并 与所述弹簧相连。
6、 根据权利要求 1所述的直流接触器， 其特征在于： 所述壳体组件还包括 触针（16 ), 其连接在所述弹簧一端， 呈圓柱形， 具有锥形末端。
7、 根据权利要求 6所述的直流接触器， 其特征在于： 所述电磁铁芯一端顶 部向内四陷， 形成一细小空腔， 以容纳所述触针的末端。
8、 根据权利要求 1所述的直流接触器， 其特征在于： 还包括用以将所述线 圈組件封装在所述壳体组件内的盖体（ 3 )。
PCT/CN2007/002627 2006-09-06 2007-09-03 Contacteur cc WO2008040148A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610062481.4 2006-09-06
CNA2006100624814A CN101140838A (zh) 2006-09-06 2006-09-06 直流接触器

Publications (1)

Publication Number Publication Date
WO2008040148A1 true WO2008040148A1 (fr) 2008-04-10

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CN (1) CN101140838A (zh)
WO (1) WO2008040148A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104576217B (zh) * 2011-05-05 2017-02-22 厦门大恒科技有限公司 一种具有电流分选通道的电磁铁
CN102779687B (zh) * 2012-07-25 2015-03-04 浙江正泰电器股份有限公司 一种交流接触器的电磁装配结构和交流接触器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515613A1 (de) * 1975-04-10 1976-10-14 Priesemuth W Elektromagnetisches rundrelais
US4450423A (en) * 1981-02-10 1984-05-22 Mitsubishi Denki Kabushiki Kaisha Magnetic switch
CN2523012Y (zh) * 2002-02-07 2002-11-27 黎斌 小型直流电磁通断器
CN1489775A (zh) * 2001-11-29 2004-04-14 ���µ繤��ʽ���� 电磁开关设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515613A1 (de) * 1975-04-10 1976-10-14 Priesemuth W Elektromagnetisches rundrelais
US4450423A (en) * 1981-02-10 1984-05-22 Mitsubishi Denki Kabushiki Kaisha Magnetic switch
CN1489775A (zh) * 2001-11-29 2004-04-14 ���µ繤��ʽ���� 电磁开关设备
CN2523012Y (zh) * 2002-02-07 2002-11-27 黎斌 小型直流电磁通断器

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