WO2017080138A1 - Interrupteur électromagnétique intégré manuel-automatique - Google Patents

Interrupteur électromagnétique intégré manuel-automatique Download PDF

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Publication number
WO2017080138A1
WO2017080138A1 PCT/CN2016/080135 CN2016080135W WO2017080138A1 WO 2017080138 A1 WO2017080138 A1 WO 2017080138A1 CN 2016080135 W CN2016080135 W CN 2016080135W WO 2017080138 A1 WO2017080138 A1 WO 2017080138A1
Authority
WO
WIPO (PCT)
Prior art keywords
electromagnetic switch
circuit
permanent magnet
switch
pendulum assembly
Prior art date
Application number
PCT/CN2016/080135
Other languages
English (en)
Chinese (zh)
Inventor
邓宇春
左峰华
荣亮
Original Assignee
北京子清智创科技有限公司
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 北京子清智创科技有限公司 filed Critical 北京子清智创科技有限公司
Publication of WO2017080138A1 publication Critical patent/WO2017080138A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • 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

Definitions

  • the invention relates to the field of switch technology, and more particularly to a hand-integrated electromagnetic switch.
  • the switch can be divided into high-voltage switch, low-voltage switch box electrical accessory switch and so on.
  • Appliance switch is a kind of switch that belongs to electrical accessories. With the development of technology, product function innovation, upgrade, etc., it is required that the appliance switch also has undervoltage protection when the voltage is too low, and power failure protection that does not allow automatic reset after power failure.
  • the electromagnetic switch is a typical appliance switch with undervoltage protection and power failure protection.
  • the existing electromagnetic switches generally include a start/stop button, a snap-on mechanism, a holding coil and a contact mechanism, and a spring.
  • a start button when the start button is pressed, when the internal snap-on armature is pushed to the normal closed position of the magnetic circuit of the magnetic system, the armature drives the electromagnetic switch contact part to be closed, and the spring is compressed; when the stop button is pressed, The compression spring drives the internal snap-on armature to be out of the closed position of the magnetic system, the electromagnetic switch contacts are separated, and the electromagnetic switch is disconnected.
  • the state of the spring is adjusted by pressing during use, thereby achieving the closing and opening of the electromagnetic switch.
  • the spring will age, which affects the quality of the electromagnetic switch and shortens the life of the electromagnetic switch.
  • the present invention provides a hand-integrated electromagnetic switch that ensures the quality of the electromagnetic switch to extend the service life of the electromagnetic switch.
  • the present invention provides the following technical solutions:
  • a hand-integrated electromagnetic switch comprising:
  • a coil core disposed on the fixed base, the coil of the coil core being used to be connected to a DC circuit;
  • a first switch circuit for connecting to an external circuit disposed on the fixed base
  • An inner pendulum assembly having a first permanent magnet that generates a magnetic force with the core of the coil core to swing the inner pendulum assembly and a first one capable of communicating with the first switch circuit Connected pieces.
  • the electromagnetic switch further includes: a second switch circuit disposed on the fixed base for connecting with the test circuit;
  • the inner pendulum assembly has a second permanent magnet that generates a magnetic force with the iron core of the coil core, and a second communication piece that can communicate with the second switching circuit, and the second permanent magnet and the The magnetic direction of the iron core and the magnetic direction of the first permanent magnet and the iron core are opposite.
  • an indicator light is connected to the test circuit.
  • the second switch circuit includes two left pieces of the elastic piece electrode, and the two left pieces of the elastic piece electrode can be electrically connected through the second connecting piece, and the two pieces of the left piece of the elastic piece are left. Both are used for the test circuit connection.
  • the first switch circuit includes two right edges of the spring electrode, and the two right pieces of the spring electrode can be turned on by the first connecting piece, and the two pieces of the right piece of the elastic piece are right. Both are used for the external circuit connection.
  • the inner pendulum assembly further includes a U-shaped inner swing bracket, and the U-shaped inner swing bracket is swingably mounted on a shaft hole of the fixed base through a rotating shaft, the first A permanent magnet and the second permanent magnet are both disposed on the U-shaped inner swing bracket.
  • the first permanent magnet and the second permanent magnet are respectively disposed on outer surfaces of two side walls of the U-shaped inner swing bracket.
  • the coil core is disposed in a U-shaped space of the U-shaped inner swing bracket.
  • the present invention discloses a hand-integrated electromagnetic switch, comprising: a fixed base, a coil core, a first switch circuit and a pendulum assembly, wherein the fixed base serves as the entire electromagnetic switch
  • the foundation for supporting and mounting the frame; the coil iron for connecting to the DC circuit
  • the core is mounted on the fixed base;
  • the first switch circuit is connected to the external circuit, and the external circuit is the circuit that the solenoid valve needs to control;
  • the first permanent magnet of the inner pendulum assembly and the iron core of the coil core can generate magnetic force
  • the functions, that is, the mutual attraction or mutual exclusion, the first connecting piece of the inner pendulum assembly can turn on the first switching circuit.
  • the coil core is connected to the DC circuit.
  • the iron core generates a stable magnetic field, so that one end of the iron core is an S pole at the N pole end, and the N pole of the iron core and the N pole of the first permanent magnet. Repelling, the S pole of the iron core is attracted to the N pole of the first permanent magnet, and swings the inner swing assembly.
  • the first connecting piece When the iron core is attracted to the first permanent magnet, the first connecting piece is away from the first switching circuit, so that the first The switch circuit cannot be connected, and the electromagnetic switch is turned off; when the iron core and the first permanent magnet are repelled, the inner pendulum assembly swings away from the coil core, so that the first connecting piece approaches the first switch circuit until the first The connecting piece is matched with the first switch circuit, the first switch circuit is connected, the electromagnetic switch is turned on, so that the external circuit forms a loop; when the voltage of the DC circuit is reversed, the inner swing assembly is reversely oscillated, thereby realizing electromagnetic The switch is open and on.
  • the electromagnetic switch disclosed in the present application can control the electromagnetic switch by swinging the inner pendulum assembly by means of power supply, and does not require the operator to press to change the state of the elastic member to change the state of the electromagnetic switch, thereby ensuring the quality of the electromagnetic switch. To extend the life of the electromagnetic switch.
  • the electromagnetic switch in the present application can also realize manual control to ensure the normal use of the electromagnetic switch when it cannot be controlled by the power supply mode.
  • FIG. 1 is a top plan view of an electromagnetic switch according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural view showing the electromagnetic switch of the A-A direction of FIG. 1 disconnected;
  • FIG. 3 is a schematic structural view showing the electromagnetic switch of the A-A direction in FIG. 1;
  • FIG. 4 is a top plan view of a pendulum assembly according to an embodiment of the present invention.
  • Fig. 5 is a B-B direction view of Fig. 4;
  • the core of the invention is to provide a hand-integrated electromagnetic switch that reduces the labor intensity during use of the electromagnetic switch.
  • the present invention discloses a hand-integrated electromagnetic switch, comprising: a fixed base 1, a coil core 7, a first switch circuit 2 and a pendulum assembly 3, wherein
  • the base 1 serves as a base of the entire electromagnetic switch and functions as a support and a mounting bracket;
  • the coil core 7 for connecting with the DC circuit is mounted on the fixed card 5 of the fixed base 1;
  • the first switch circuit 2 is used for Connected to an external circuit, the external circuit is the circuit that the electromagnetic switch needs to control;
  • the permanent magnets 17 and 12 of the inner pendulum assembly 3 and the iron core of the coil core 7 can generate magnetic force, that is, can attract each other or mutually repel each other, iron
  • the first communication piece 18 of the inner pendulum assembly 3 when the core of the core coil is attracted can electrically turn on the first switching circuit 2.
  • the coil core 7 is connected to the DC circuit.
  • the iron core generates a stable magnetic field, so that one end of the iron core is an S pole at one end of the N pole, and the N pole of the iron core and the first permanent magnet 17 are The N pole is repelled, and the S pole of the iron core is attracted to the N pole of the permanent magnet 17 to swing the inner swing assembly.
  • the first connecting piece 18 When the iron core and the permanent magnet 12 are attracted, the first connecting piece 18 is away from the first switching circuit 2, so that The first switch circuit 2 cannot be connected, and the electromagnetic switch is turned off; when the iron core and the first permanent magnet 12 are repelled, the inner pendulum assembly 3 swings away from the coil core 7 so that the first connecting piece 18 is close to the first a switching circuit 2 until the first connecting piece 18 is engaged with the first switching circuit 2, the first switching circuit 2 is connected, the electromagnetic switch is turned on, so that the external circuit forms a loop; when the voltage of the DC circuit is reversed, The inner pendulum assembly swings in the opposite direction, thereby achieving electromagnetic switch disconnection and conduction.
  • the electromagnetic switch disclosed in the present application can control the electromagnetic switch by swinging the inner pendulum assembly 3 by means of power supply, and does not require the operator to press to change the state of the elastic member to change the state of the electromagnetic switch, thereby ensuring the electromagnetic switch. Quality to extend the life of the electromagnetic switch.
  • the electromagnetic switch in the present application can also realize manual control to ensure the normal use of the electromagnetic switch when it cannot be controlled by the power supply mode.
  • the electromagnetic switch further includes a second switch power disposed on the fixed base
  • the circuit 4 is connected to the test circuit, and the test circuit is a circuit for detecting the state of the electromagnetic switch.
  • the inner pendulum assembly has a second permanent magnet 17 that generates a magnetic force with the core of the coil core 7, and has a second connecting piece 11 that can communicate with the second switching circuit 4. .
  • the magnetic direction of the second permanent magnet 17 and the iron core is set to be opposite to the magnetic direction of the first permanent magnet 12 and the iron core to ensure the inner pendulum assembly. 3 swings back and forth between the first switching circuit 2 and the second switching circuit 4.
  • the first permanent magnet 12 repels the iron core and the second permanent magnet 17 collides with the iron core, and the inner pendulum assembly 3 leads to The direction of a permanent magnet 17 is swung until the second permanent magnet 17 is attracted to the core.
  • the first connecting piece 18 turns on the first switching circuit 2, and the electromagnetic switch is turned on, and the second connecting piece 11 Away from the second switch circuit 4, the second switch circuit 4 is not turned on, and the test circuit cannot form a loop.
  • the operator records the state of the test circuit as the electromagnetic switch on state; when the voltage of the DC circuit is reversed, the first The permanent magnet 12 is attracted to the iron core, the second permanent magnet 17 is repelled with the iron core, and the inner pendulum assembly 3 is swung in the direction of the second permanent magnet 17, and the first connecting piece 18 is away from the first switching circuit 2, that is, The electromagnetic switch is turned off, and the second connecting piece 11 turns on the second switching circuit 4 to alert the operator that the state is that the electromagnetic switch is turned off.
  • the inner pendulum assembly 3 swings between the first switching circuit 2 and the second switching circuit 4, when swinging to the first switching circuit 2, the electromagnetic switch is turned on, and the second switching circuit 4 is turned off, and the detecting device When not swaying to the second switching circuit 4, the second switching circuit 4 is turned on, the detecting device is turned on, the first switching circuit 2 is not turned on, and the electromagnetic switch is turned off.
  • the second switch circuit 4 By setting the second switch circuit 4, it is convenient for the operator to detect the current state of the electromagnetic switch, that is, the open state or the conductive state, to prevent the occurrence of erroneous operation, and prolong the service life of the electromagnetic switch.
  • an indicator light is connected to the test circuit to implement an alert by the indicator light. It is convenient for the operator to observe, that is, when the indicator light is on, the electromagnetic switch is in an off state, and when the indicator light is off, the electromagnetic switch is in an on state. In the present application, only a specific warning device is provided. In practice, different indicating devices can be connected to the detecting device according to different needs, and all are within the protection range.
  • the structure of the second switch circuit 4 disclosed in the present application specifically includes two left pieces of the elastic piece electrodes, and the right piece contacts 15 of the left pieces of the two pieces of the elastic piece are respectively connected to the positive electrode and the negative pole of the test circuit, in order to realize the electromagnetic switch state detection.
  • the two pieces of the left elastic piece of the elastic piece are not connected, and the two pieces of the left piece of the elastic piece are connected through the second connecting piece 11.
  • the detecting circuit is not turned on, indicating that the first switching circuit 2 is turned on, and the electromagnetic switch is in an on state.
  • the first switch circuit 2 disclosed in the present application includes two right pieces of the elastic piece electrodes, and the right pieces of the two pieces of the elastic piece can be electrically connected through the first connecting piece 18, and the two pieces of the right piece of the elastic piece are The left chip contacts 16 are respectively connected to the positive and negative terminals of the external circuit.
  • the two pieces of the elastic electrode of the two pieces are not connected, and the two pieces of the right piece of the elastic piece are connected through the first connecting piece 18.
  • the external circuit is not turned on, indicating that the first switching circuit 2 is disconnected, and the electromagnetic switch is in an off state.
  • the second switching circuit 4 is turned on.
  • the detection circuit is connected.
  • the inner pendulum assembly 3 disclosed in the present application further includes a U-shaped inner swing bracket 9 rotatably mounted on the shaft hole 8 of the fixed base 1 via the rotating shaft 13 Above, under the action of the magnetic force, the U-shaped inner swing bracket 9 is rotated about the rotating shaft. Specifically, the first permanent magnet 12 and the second permanent magnet 17 are mounted on the U-shaped inner swing bracket 9 , and the installation positions of the first permanent magnet 12 and the second permanent magnet 17 can be set according to different needs. And are within the scope of protection.
  • the swing of the inner pendulum assembly 3 is usually connected by means of the rotating shaft 13, but the inner swing bracket can also be provided with an elastic structure, which is deformed by the magnetic force to oscillate.
  • the first permanent magnet 12 and the second permanent magnet 17 are arranged symmetrically about the axis of the rotating shaft 13, and in practice, in order to further reduce the size of the electromagnetic switch,
  • the first permanent magnet 12 and the second permanent magnet 17 are respectively disposed on the outer surfaces of the two side walls of the U-shaped inner swing bracket 9, and the polarities of the side where the two permanent magnets are attached to the U-shaped inner swing bracket 9 the same.
  • the first switching circuit 2 and the second switching circuit 4 are also arranged symmetrically about the axis of the rotating shaft 13 to reduce the amplitude of the swing of the inner pendulum assembly 3, reducing the size of the entire electromagnetic switch.
  • the coil core 7 is disposed in the U-shaped space of the U-shaped inner swing bracket 9, that is, the first permanent magnet 12 and the second permanent magnet 17 are simultaneously capable of acting on the coil core.
  • the inner pendulum assembly 3 realizes continuous swing on the left and right sides under the action of the magnetic force of both the first permanent magnet 12 and the second permanent magnet 17 and the iron core.
  • the first switch circuit 2 and the second switch circuit 4 in the present application are identical in structure, and therefore, either one of them can be selected in practice and connected to the external circuit, and the other is connected to the detection circuit.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Electromagnets (AREA)
  • Magnetic Treatment Devices (AREA)

Abstract

L'invention concerne un interrupteur électromagnétique intégré manuel-automatique, comprenant : une base de dispositif fixe (1), une bobine à noyau de fer (7), un premier circuit de commutation (2) et un ensemble pendulaire intérieur (3), la base de dispositif fixe jouant le rôle de support et de bâti de montage ; la bobine à noyau de fer, qui sert à communiquer avec un circuit à courant continu, étant montée sur la base de dispositif fixe ; le premier circuit de commutation étant utilisé pour être connecté à un circuit externe de manière à être connecté extérieurement à un circuit ; et un premier aimant permanent (12) de l'ensemble pendulaire intérieur et un noyau de fer de la bobine à noyau de fer pouvant générer une force magnétique, c'est-à-dire étant susceptibles de s'attirer ou de se repousser, et une première feuille de communication (18) de l'ensemble pendulaire intérieur pouvant permettre de mettre à l'état conducteur le premier circuit de commutation. En ce qui concerne l'interrupteur électromagnétique, l'interrupteur électromagnétique peut être commandé au moyen d'une alimentation électrique, un opérateur n'a pas besoin d'appuyer de façon continue sur l'interrupteur électromagnétique, et une pièce élastique n'est pas non plus nécessaire pour changer l'état de l'interrupteur électromagnétique, et en conséquence, la qualité de l'interrupteur électromagnétique est garantie, de manière à prolonger la durée de vie de l'interrupteur électromagnétique. L'interrupteur électromagnétique peut également permettre une commande manuelle, de manière à garantir une utilisation normale de l'interrupteur électromagnétique quand l'interrupteur électromagnétique ne peut pas être commandé au moyen de l'alimentation électrique.
PCT/CN2016/080135 2015-11-12 2016-04-25 Interrupteur électromagnétique intégré manuel-automatique WO2017080138A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510770736.1A CN105244240B (zh) 2015-11-12 2015-11-12 一种手自一体化的电磁开关
CN201510770736.1 2015-11-12

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WO2017080138A1 true WO2017080138A1 (fr) 2017-05-18

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105244240B (zh) * 2015-11-12 2017-08-11 北京子清智创科技有限公司 一种手自一体化的电磁开关
CN106849591B (zh) * 2017-02-24 2019-04-26 赵德连 一种直流电往复推力器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703584A1 (de) * 1977-01-28 1978-08-03 Siemens Ag Elektromagnetisches relais
CN1372271A (zh) * 2001-02-20 2002-10-02 孙奇锋 双稳态电磁致动器
CN1601663A (zh) * 2003-09-27 2005-03-30 孙奇锋 脉冲励磁双稳态电磁致动器
CN1953120A (zh) * 2005-10-19 2007-04-25 伍本国 排斥式节能磁电继电器
CN105244240A (zh) * 2015-11-12 2016-01-13 北京子清智创科技有限公司 一种手自一体化的电磁开关

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5216396A (en) * 1991-09-13 1993-06-01 Eaton Corporation Switching relay
CN1185670C (zh) * 2000-01-21 2005-01-19 徐铭焕 永磁宽带腔式记忆开关
JP4683950B2 (ja) * 2004-05-11 2011-05-18 株式会社リコー スイッチ装置及び電気機器
CN201045719Y (zh) * 2007-03-28 2008-04-09 冯保明 手电动一体按钮
CN101980351B (zh) * 2010-11-04 2013-01-09 厦门振泰成科技有限公司 翘板式单线双联双保险开关

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703584A1 (de) * 1977-01-28 1978-08-03 Siemens Ag Elektromagnetisches relais
CN1372271A (zh) * 2001-02-20 2002-10-02 孙奇锋 双稳态电磁致动器
CN1601663A (zh) * 2003-09-27 2005-03-30 孙奇锋 脉冲励磁双稳态电磁致动器
CN1953120A (zh) * 2005-10-19 2007-04-25 伍本国 排斥式节能磁电继电器
CN105244240A (zh) * 2015-11-12 2016-01-13 北京子清智创科技有限公司 一种手自一体化的电磁开关

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CN105244240B (zh) 2017-08-11
CN105244240A (zh) 2016-01-13

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