WO2017167086A1 - Mécanisme d'établissement/coupure pour commutateur électrique - Google Patents

Mécanisme d'établissement/coupure pour commutateur électrique Download PDF

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Publication number
WO2017167086A1
WO2017167086A1 PCT/CN2017/077637 CN2017077637W WO2017167086A1 WO 2017167086 A1 WO2017167086 A1 WO 2017167086A1 CN 2017077637 W CN2017077637 W CN 2017077637W WO 2017167086 A1 WO2017167086 A1 WO 2017167086A1
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WO
WIPO (PCT)
Prior art keywords
contact
support member
connecting rod
loop
contact bridge
Prior art date
Application number
PCT/CN2017/077637
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English (en)
Chinese (zh)
Inventor
贾峰
奚泓
郑捷欣
李思泓
黄悲鸣
曾萍
顾长恂
钟晨初
Original Assignee
上海电科电器科技有限公司
浙江正泰电器股份有限公司
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.)
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Publication date
Application filed by 上海电科电器科技有限公司, 浙江正泰电器股份有限公司 filed Critical 上海电科电器科技有限公司
Publication of WO2017167086A1 publication Critical patent/WO2017167086A1/fr

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    • 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
    • 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

Definitions

  • the present invention relates to the field of low voltage electrical appliances, and more particularly to an on-off mechanism for electrical switches.
  • the electrical switch can switch on and off the normal operating current and break the loop in the event of a fault to protect the electrical equipment in the loop.
  • the breaking demand for the electrical switch is that it is desirable to achieve the breaking as soon as possible in the event of a fault, and it is desirable that the electrical switch has a long service life and reliability.
  • Typical causes of failure include non-short circuit faults and short circuit faults.
  • the breaking speed is not high because there is no large short-circuit current in the loop.
  • the short-circuit fault has a high requirement on the breaking speed. Since the short-circuit current is large, it is desirable to break the loop as soon as possible.
  • the electric repulsion generated by the short-circuit current is the main source of power for the breaking circuit.
  • the light-weight and small-sized components have a faster response speed and are more suitable for the demand.
  • the on-off mechanism of the electrical switch uses the same set of components to achieve non-short-circuit fault breaking and short-circuit fault breaking. It is obvious that the requirements of the two are different, and there is a contradiction between mechanical strength, service life and breaking speed.
  • the invention aims to propose an on-off mechanism of an electrical switch, taking into consideration mechanical strength and breaking speed.
  • an on/off mechanism of an electrical switch connected to The circuit of the electrical switch includes: a tie rod, a contact support member, a connecting rod, a contact bridge and a slider.
  • the contact bridge is arranged on the slider, the connecting rod is rotatably connected to the slider, the contact bridge is located between the connecting rod and the sliding block, the contact supporting member is hollow, the inner limiting hole is provided, and the contact supporting member is erected on the sliding block and the contact
  • the connecting rod is received in the limiting hole of the contact support, and the pull rod is connected to the connecting rod.
  • the contact bridge is connected to the incoming and outgoing ends of the circuit, and the loop is connected.
  • the contact support member Operating the contact support member, so that the contact bridge is separated from the incoming end and the outgoing end of the circuit, and the loop is disconnected, or the electric repulsion replies the incoming end and the outgoing end of the contact bridge and the loop, the loop is disconnected, and the contact support member Maintain the loop in the off position.
  • the reaction force spring is coupled to the slider through which the contact bridge is coupled to the incoming and outgoing ends of the circuit.
  • the electromagnetic operating mechanism is connected to the contact support member, and the electromagnetic operating mechanism operates the contact support member.
  • the contact support member separates the contact bridge from the incoming end and the outgoing end of the circuit to perform normal breaking.
  • the operating mechanism is connected to the contact support member, the operating mechanism trips and operates the contact support member, and the contact support member separates the incoming and outgoing ends of the contact bridge from the loop and maintains the separated position, thereby performing non-short-circuit fault breaking.
  • the electric repulsion dissipates the incoming and outgoing ends of the contact bridge and the circuit, and the circuit is disconnected.
  • the connecting rod drives the operating mechanism to trip through the pull rod to maintain the circuit in the disconnected position.
  • the slider has spacers at both ends and the middle portion in the longitudinal direction, and has brackets at both sides in the width direction at both sides in the longitudinal direction, and the shaft holes are formed in the bracket.
  • the contact bridge is arranged on the slider, and the spacer on the slider forms a support for the contact bridge.
  • the two ends of the contact bridge have contacts, and the middle portion of the contact bridge has a block, and the position of the block is opposite to the position of the bracket on the slider.
  • the block and the bracket cooperate to make the position of the contact bridge on the slider relatively fixed.
  • the bottom of the connecting rod has a laterally extending connecting shaft, and the connecting shaft is placed in the shaft hole such that the connecting rod is coupled to the slider, and the connecting rod is rotatable relative to the slider through the connecting shaft and the shaft hole.
  • the upper portion of the connecting rod has a connecting hole.
  • the pull rod includes a top hook body and a lower leg. The hook body is connected to the operating mechanism, and the leg protrudes into the connecting hole of the upper portion of the connecting rod, and the pull rod moves along with the connecting rod.
  • the contact support member has a groove on a side wall facing the side of the pull rod, the groove is such that the pull rod is connected to the connecting rod and follows the movement of the pull rod, and the contact support member is on both sides of the bottom end, corresponding to the slider
  • the position of the bracket forms an opening and a stopper, and the opening and the stopper are engaged on the connecting shaft of the connecting rod and cooperate with the connecting shaft together with the bracket.
  • the top surface of the contact support has a plurality of working faces that cooperate with an electromagnetic operating mechanism or operating mechanism, respectively.
  • the electromagnetic operating mechanism has a pressure plate that swings up and down, the pressure plate mating with the first working surface of the contact support.
  • the pressure plate is upward and does not contact the first working surface, and the reaction force spring connects the contact bridge with the incoming end and the outgoing end of the circuit, and the circuit is normally connected.
  • the pressure plate is downward, is in contact with the first working surface, and the contact support member is downward, pushing the contact bridge and the incoming end and the outgoing end of the circuit to separate, and the circuit is normally disconnected.
  • the operating mechanism has an actuating link that mates with a second working surface of the contact support.
  • the operating mechanism does not operate, and the action link does not contact the second working surface.
  • the operating mechanism is tripped, the action link is in contact with the second working surface, the contact support member is downward, and the incoming and outgoing ends of the contact bridge and the circuit are pushed apart, and the loop is not short-circuited and broken.
  • the operating mechanism has a lever that is coupled to the drawbar. Under the short-circuit fault, the incoming and outgoing ends of the contact bridge and the circuit are disengaged, the lever drives the lever, the lever causes the operating mechanism to trip, the action link of the operating mechanism contacts the second working surface, and the contact support member is downwardly maintained. The incoming and outgoing ends of the bridge and the loop are in the separated position, and the loop short circuit is broken.
  • the on-off mechanism of the electrical switch of the invention is executed by different components for normal on-off, non-short-circuit fault breaking and short-circuit fault breaking, taking into account the mechanical strength, service life and breaking speed of the mechanism, satisfying and reliable breaking and longer Service life requirements.
  • FIG. 1 is a block diagram showing an on-off mechanism of an electrical switch in accordance with an embodiment of the present invention.
  • FIG. 2 is an exploded structural view showing an on-off structure of an electrical switch according to an embodiment of the present invention.
  • 3a and 3b illustrate assembly structures of a connecting rod, a contact bridge, and a slider in an on-off mechanism of an electrical switch in accordance with an embodiment of the present invention.
  • FIG. 4 is a view showing an assembly structure of an on-off mechanism, an inlet end, an outlet end, and an operating mechanism of an electrical switch according to an embodiment of the present invention.
  • FIG. 5 is a view showing an assembly structure of an on-off mechanism and an inlet end, an outlet end, an operating mechanism, and an electromagnetic operating mechanism of an electric appliance switch according to an embodiment of the present invention.
  • Figures 6a, 6b and 6c illustrate a schematic diagram of a switch-on mechanism of an electrical switch in accordance with an embodiment of the present invention in conjunction with an electromagnetic operating mechanism to perform a normal switch-on.
  • FIG. 7 is a schematic diagram showing the breaking and breaking mechanism of the electrical switch of the embodiment of the present invention cooperates with the operating mechanism to perform fault breaking except for the short circuit.
  • FIG. 8 is a schematic diagram showing the short-circuit fault breaking performed by the on-off breaking mechanism of the electrical switch according to an embodiment of the present invention and the operating mechanism.
  • the invention provides an on-off mechanism of an electrical switch connected to a circuit of an electrical switch, comprising: a pull rod, a contact support member, a connecting rod, a contact bridge and a slider.
  • the contact bridge is arranged on the slider, the connecting rod is rotatably connected to the slider, the contact bridge is located between the connecting rod and the sliding block, the contact supporting member is hollow, the inner limiting hole is provided, and the contact supporting member is erected on the sliding block and the contact
  • the connecting rod is received in the limiting hole of the contact support, and the pull rod is connected to the connecting rod.
  • the contact bridge is connected to the incoming and outgoing ends of the circuit, and the loop is connected.
  • the present invention performs the breaking of different components for different breaking situations. Normal break and non-short circuit fault breaks are performed by the contact support. Short-circuit breaking is first performed by the contact bridge and then locked by the contact holder. The balance between mechanical strength, service life and breaking speed is achieved by different components.
  • FIG. 1 discloses a structural view of an on-off mechanism of an electrical switch according to an embodiment of the present invention
  • FIG. 2 is an exploded structural view of the on-off mechanism of the electrical switch.
  • the on-off mechanism 201 of the electrical switch includes a pull rod 101, a contact support member 102, a link 103, a contact bridge 104, and a slider 105.
  • Figures 3a and 3b illustrate the assembled structural view of the connecting rod, the contact bridge and the slider, from which the structure of the connecting rod 103, the contact bridge 104 and the slider 105 and the manner of assembly thereof are visible.
  • the slider 105 has a spacer 151 at both ends and in the middle in the longitudinal direction.
  • a bracket 152 is provided at a position intermediate the longitudinal direction, and a shaft hole 153 is formed in the bracket 152.
  • the contact bridge 104 has an elongated shape as a whole and is mounted on the slider 105.
  • the spacer 151 on the slider 105 forms a support for the contact bridge 104, and the spacers 151 at the both ends and the middle support the middle and both ends of the contact bridge 104, respectively. Both ends of the contact bridge 104 have contacts 141.
  • the middle of the contact bridge 104 has a block 142 that is positioned corresponding to the position of the bracket 152 on the slider 105. The block 142 cooperates with the bracket 152 such that the position of the contact bridge 104 on the slider 105 is relatively fixed.
  • the link 103 has a cylindrical shape, and the bottom of the link 103 has a laterally extending connecting shaft 131, and the connecting shaft 131 is placed in the shaft hole 153 such that the link 103 is coupled to the slider 105.
  • the link 103 is rotatable relative to the slider 105 through the connecting shaft 131 and the shaft hole 153.
  • Contact bridge 104 is located between link 103 and slider 105.
  • the connecting rod 103 can be rotated relative to the slider 105 through the connecting shaft 131, so that the contact bridge 104 has a certain movable space, so that the contacts at the two ends of the contact bridge 104 can be kept with the static contacts at the incoming and outgoing ends of the two sides. Contact to avoid the problem of loop failure due to contact bridge deflection.
  • the link 103 has a connection hole 132 at an upper portion thereof.
  • the contact support 102 is a hollow structure having an outer contour of a substantially rectangular parallelepiped.
  • the contact support member 102 has a limiting hole, and the connecting rod 103 is received in the limiting hole.
  • the shape and size of the limiting hole should be such that the movement of the link 103 therein is not limited, and it is free to move up and down or to rotate about the connecting shaft 131 within a certain range.
  • the contact holder 102 has a groove 121 formed in a side wall facing the side of the tie rod 101, and the groove 121 enables the tie rod 101 to be coupled to the link 103 and to follow the movement.
  • the contact holders 102 are formed on the two sides of the bottom end, corresponding to the position of the bracket 152 of the slider 105 to form the opening 122 and the stopper 123.
  • the opening 122 and the stopper 123 are engaged with the connecting shaft 131 of the link 103, and cooperate with the bracket 152 together with the connecting shaft 131.
  • the opening 122 and the stop 123 allow the mounting position of the contact holder 102 to be substantially fixed, and are fixed relative to the slider 105 and the contact bridge 104.
  • a plurality of working faces are formed on the top surface of the contact support member 102, respectively, which cooperate with the operating mechanism 202 and the electromagnetic operating mechanism 203, which will be described in detail later.
  • the tie rod 101 includes a top hook body 111 and a lower leg 112.
  • the top hook 111 cooperates with the operating mechanism and will be described in detail later.
  • the lower leg 112 projects into the connecting hole 132 in the upper portion of the link 103. Through the connection of the leg 112 to the connecting hole 132, the pull rod 111 will follow the link 103 to move up and down.
  • the number of contact holders 102, links 103, contact bridges 104, and sliders 105 are all three, and each of the contact holders 102, the links 103, the contact bridges 104, and the sliders 105 serve one phase.
  • the legs 101 of the tie rods 101 are three, and each of the legs 112 is connected to a link 103. Since the three phases are operated synchronously, only one of the hooks 111 is used, and the three legs 112 are connected to the same hook body 111 through the transverse connecting rods.
  • the switch-on mechanism 201 of the present invention cooperates with the operating mechanism 202, the electromagnetic operating mechanism 203, and the reaction force spring 204, and is connected to the circuit through the inlet end 205 and the outlet end 206 to realize the opening or breaking of the circuit of the switching device.
  • 4 and 5 disclose an assembly structure diagram of the on-off breaking mechanism 201.
  • FIG. 4 discloses an assembly structure diagram of the on-off breaking mechanism, the inlet end, the outlet end, and the operating mechanism.
  • Fig. 5 is a view showing the assembly structure of the on-off breaking mechanism and the inlet end, the outlet end, the operating mechanism and the electromagnetic operating mechanism.
  • the inlet end 205 and the outlet end 206 have static contacts, respectively, and the stationary contacts are respectively located above the contacts at both ends of the contact bridge 104.
  • the reaction force spring 204 is mounted below the slider 105, and the reaction force spring 204 provides an upward force to the slider 105 such that the contacts at both ends of the contact bridge 104 are in contact with the stationary contacts on the incoming end 205 and the outgoing end 206, respectively.
  • the incoming end 205 and the outgoing end 206 are in communication via a contact bridge 104.
  • the operating mechanism 202 and the electromagnetic operating mechanism 203 are generally mounted above the switch-on mechanism 201, and the operating mechanism 202 and the electromagnetic operating mechanism 203 act on the contact pins.
  • the holding member 102 presses the contact support member 102 downward, and drives the contact bridge 104 and the slider 105 to move downward against the spring force of the reaction force spring 204, so that the contacts at both ends of the contact bridge 104 are separated from the static contacts, and the incoming line is separated. End 205 and outlet end 206 are disconnected.
  • FIGS. 6a, 6b and 6c illustrate a schematic diagram of a switch-on mechanism of an electrical switch in accordance with an embodiment of the present invention in conjunction with an electromagnetic operating mechanism to perform a normal switch-on.
  • the electromagnetic operating mechanism 203 is used to achieve normal on-off.
  • the electromagnetic operating mechanism 203 has a pressure plate 231 that can swing up and down. The front end of the pressure plate 231 is aligned with the first working surface 124 at the top of the contact support 102. In the ON state, the pressure plate 231 is swung upward, and the front end of the pressure plate 231 is not in contact with the first working surface 124. The contact holder 102 does not move downward.
  • the action of the reaction spring 204 causes the contacts of the contact bridge 104 to contact the stationary contacts of the incoming end 205 and the outgoing end 206, and the incoming end 205 and the outgoing end 206 remain electrically connected.
  • the pressure plate 231 is swung downward, the front end of the pressure plate 231 is in contact with the first working surface 124, the pressing plate 231 acts on the first working surface 124 to press the contact support member 102 downward, and the contact support member 102 moves downward to drive the contact bridge 104.
  • FIG. 7 is a schematic diagram showing the breaking and breaking mechanism of the electrical switch of the embodiment of the present invention cooperates with the operating mechanism to perform fault breaking except for the short circuit.
  • the operating mechanism 202 is used to implement fault breaking in addition to the short circuit.
  • the operating mechanism 202 has an action link 222 that aligns with the second working surface 125 at the top of the contact support 202. When no fault occurs, the operating mechanism 202 does not act and the actuating link 222 remains in place. When a fault other than the short circuit occurs, the operating mechanism 202 trips, the action link 222 moves downward, presses down the second working surface 125 of the contact support member 102, and the contact support member 102 moves downward to drive the contact.
  • the bridge 104 and the slider 105 move downward against the spring force of the reaction force spring 204.
  • the contacts on the contact bridge 104 are separated from the stationary contacts of the incoming end 205 and the outgoing end 206, and the electrical input terminal 205 and the outgoing terminal 206 are electrically connected. Disconnect.
  • the on-off breaking mechanism of the present invention the above two kinds of breaking are realized by the contact supporting member 102, and the contact supporting member 102 can be made of materials with high density and good mechanical properties, and It has a certain volume and thickness to ensure strength and force capacity to improve the overall mechanical life of the switch-on mechanism. Since the above two kinds of breaking are not required for the breaking speed, the larger and heavier contact support does not affect the overall electrical performance.
  • FIG. 8 is a schematic diagram showing the short-circuit fault breaking performed by the on-off breaking mechanism of the electrical switch according to an embodiment of the present invention and the operating mechanism.
  • the electric repulsion due to the short circuit current directly detaches the contacts on the contact bridge from the static contacts.
  • the electric repulsive force is greater than the spring force of the reaction force spring 204, and the electric repulsive force presses the contact bridge 104 and the slider 105 downward, so that the electrical connection between the inlet end 205 and the outlet end 206 is broken.
  • the link 103 is moved downward together, and the leg 112 of the tie rod 101 is connected to the link 103, so that the tie rod 101 moves downward along with the link 103.
  • the hook body 111 comes into contact with the lever 221 of the operating mechanism 202, and the lever 221 is pulled downward to cause the operating mechanism 202 to trip.
  • the action link 222 moves downward and presses against the second working surface 125 of the contact support member 102. Under the action of the action link 222, the contact support member 102 also moves downward and is pressed.
  • the contact bridge 104 and the slider 105 prevent the contact bridge 104 from springing back, so that the electrical connection between the inlet end 205 and the outlet end 206 is stably disconnected, and the circuit is broken.
  • the short-circuit fault breaking mechanism of the present invention performs the short-circuit fault breaking, only the components such as the contact bridge 104, the slider 105, the connecting rod 103 and the tie rod 101 operate, and these components are small in size and light in weight, and can be used in the electric repulsion function. Act quickly and quickly break down. After the circuit is broken, the electric repulsion disappears, and in order to prevent the reaction force spring 204 from causing the slider 105 and the contact bridge 104 to spring back to reconnect the circuit, the tie rod 101 is designed. The pull rod 101 can trip the operating mechanism 202 through the lever 221, and then the contact support member 102 is pressed down by the action link 202, and the contact bridge 104 and the slider 105 are pressed against the rebound to ensure reliable breaking of the circuit.
  • the on-off mechanism of the electrical switch of the invention is executed by different components for normal on-off, non-short-circuit fault breaking and short-circuit fault breaking, taking into account the mechanical strength, service life and breaking speed of the mechanism, satisfying and reliable breaking and longer Service life requirements.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Breakers (AREA)

Abstract

L'invention concerne un mécanisme d'établissement et de coupure de commutateur électrique, connecté dans une boucle de commutation électrique et comprenant : une bielle de commande (101), un élément de support de contact (102), une tige de raccordement (103), un pont de contact (104) et un bloc coulissant (105). Le pont de contact est monté sur le bloc coulissant ; la tige de raccordement est connectée rotative au bloc coulissant ; le pont de contact est positionné entre la tige de raccordement et le bloc coulissant ; l'élément de support de contact est creux, ayant intérieurement un trou de positionnement ; l'élément de support de contact est monté sur le bloc coulissant et le pont de contact ; la tige de raccordement est logée dans le trou de positionnement de l'élément de support de contact ; et la bielle de commande est connectée à la tige de raccordement. Le pont de contact est connecté à une borne d'entrée (205) et à une borne de sortie (206) de la boucle, constituant la boucle. L'actionnement de l'élément de support de contact amène le pont de contact à se séparer de la borne d'entrée et de la borne de sortie de la boucle, coupant la boucle ; ou, la répulsion électrodynamique repousse le pont de contact à partir de la borne d'entrée et de la borne de sortie de la boucle, coupant la boucle, tandis que l'élément de support de contact maintient la boucle dans une position coupée. Différents composants du mécanisme d'établissement et de coupure exécutent un établissement et une coupure ordinaires, une coupure de défaut sans court-circuit et une coupure de défaut par court-circuit, permettant un maintien de la résistance mécanique, de la durée de vie et de la vitesse de coupure du mécanisme.
PCT/CN2017/077637 2016-03-30 2017-03-22 Mécanisme d'établissement/coupure pour commutateur électrique WO2017167086A1 (fr)

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CN201610191988.3 2016-03-30
CN201610191988.3A CN105679619B (zh) 2016-03-30 2016-03-30 电器开关的接通分断机构

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109509687A (zh) * 2018-11-06 2019-03-22 安士缔(中国)电气设备有限公司 一种应用于断路器的短接装置
CN109585233A (zh) * 2018-12-28 2019-04-05 浙江正泰电器股份有限公司 小型断路器
CN110010424A (zh) * 2019-05-16 2019-07-12 福州大学 一种基于涡流斥力原理的快速分断机构
CN111063583A (zh) * 2019-12-31 2020-04-24 宁波市全盛壳体有限公司 一种换相开关
CN114121522A (zh) * 2021-11-30 2022-03-01 浙江新控电气科技有限公司 控制与保护开关电器的触头支持

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105679619B (zh) * 2016-03-30 2017-11-10 上海电科电器科技有限公司 电器开关的接通分断机构
CN109192619A (zh) * 2018-10-20 2019-01-11 天水二三电器有限公司 接触器辅助触头
CN109950064B (zh) * 2019-03-11 2020-12-29 西安开天铁路电气股份有限公司 一种具有研磨功能的触头

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838556A1 (fr) * 2002-04-10 2003-10-17 Schneider Electric Ind Sa Appareil electrique interrupteur
EP2256766A1 (fr) * 2009-05-28 2010-12-01 Eaton Industries GmbH Système de contact de pont
CN101923992A (zh) * 2010-08-20 2010-12-22 上海电科电器科技有限公司 一种控制与保护开关电器操作机构
CN105679619A (zh) * 2016-03-30 2016-06-15 上海电科电器科技有限公司 电器开关的接通分断机构
CN205508745U (zh) * 2016-03-30 2016-08-24 上海电科电器科技有限公司 电器开关的接通分断机构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19935661A1 (de) * 1999-07-29 2001-02-01 Abb Patent Gmbh Schaltkontaktanordnung für einen Leistungsschalter
DE10356271B4 (de) * 2003-11-28 2008-02-14 Siemens Ag Schaltgerät
EP2413338B1 (fr) * 2010-07-30 2017-08-30 Siemens Aktiengesellschaft Commutateur doté d'un dispositif de dissipation de la chaleur
CN204118017U (zh) * 2014-10-21 2015-01-21 浙江欧亿科技有限公司 带弹簧保护元件的双断控制与保护开关电器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838556A1 (fr) * 2002-04-10 2003-10-17 Schneider Electric Ind Sa Appareil electrique interrupteur
EP2256766A1 (fr) * 2009-05-28 2010-12-01 Eaton Industries GmbH Système de contact de pont
CN101923992A (zh) * 2010-08-20 2010-12-22 上海电科电器科技有限公司 一种控制与保护开关电器操作机构
CN105679619A (zh) * 2016-03-30 2016-06-15 上海电科电器科技有限公司 电器开关的接通分断机构
CN205508745U (zh) * 2016-03-30 2016-08-24 上海电科电器科技有限公司 电器开关的接通分断机构

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109509687A (zh) * 2018-11-06 2019-03-22 安士缔(中国)电气设备有限公司 一种应用于断路器的短接装置
CN109509687B (zh) * 2018-11-06 2024-01-19 安士缔(中国)电气设备有限公司 一种应用于断路器的短接装置
CN109585233A (zh) * 2018-12-28 2019-04-05 浙江正泰电器股份有限公司 小型断路器
CN109585233B (zh) * 2018-12-28 2024-05-14 浙江正泰电器股份有限公司 小型断路器
CN110010424A (zh) * 2019-05-16 2019-07-12 福州大学 一种基于涡流斥力原理的快速分断机构
CN110010424B (zh) * 2019-05-16 2024-02-06 福州大学 一种基于涡流斥力原理的快速分断机构
CN111063583A (zh) * 2019-12-31 2020-04-24 宁波市全盛壳体有限公司 一种换相开关
CN114121522A (zh) * 2021-11-30 2022-03-01 浙江新控电气科技有限公司 控制与保护开关电器的触头支持

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