WO2013053283A1 - Rotation double-breakpoint movable contact module - Google Patents

Rotation double-breakpoint movable contact module Download PDF

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Publication number
WO2013053283A1
WO2013053283A1 PCT/CN2012/081807 CN2012081807W WO2013053283A1 WO 2013053283 A1 WO2013053283 A1 WO 2013053283A1 CN 2012081807 W CN2012081807 W CN 2012081807W WO 2013053283 A1 WO2013053283 A1 WO 2013053283A1
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WO
WIPO (PCT)
Prior art keywords
rod
hole
contact
shaft
contact bridge
Prior art date
Application number
PCT/CN2012/081807
Other languages
French (fr)
Chinese (zh)
Inventor
顾翔
李甲
王传正
李俐
孙良权
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.)
Filing date
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
Priority to EP12840034.8A priority Critical patent/EP2768005B1/en
Priority to ES12840034.8T priority patent/ES2619710T3/en
Priority to BR112014008569-2A priority patent/BR112014008569B1/en
Publication of WO2013053283A1 publication Critical patent/WO2013053283A1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H01H1/2041—Rotating bridge
    • H01H1/2058—Rotating bridge being assembled in a cassette, which can be placed as a complete unit into a circuit breaker
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H01H1/2041—Rotating bridge
    • H01H1/205—Details concerning the elastic mounting of the rotating bridge in the rotor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective 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
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts

Definitions

  • the present invention relates to a contact module for a circuit breaker, and more particularly to a rotary double break point contact module in a circuit breaker operating mechanism. Background technique
  • the double breakpoint form of molded case circuit breaker is one of the development directions of today's molded case circuit breaker products.
  • the contact module part has been paid great attention as an important part of molded case circuit breaker, and the new high-breaking plastic case open circuit Basically, the rotary double-break point moving contact structure is adopted, and the structure is various.
  • the main additional function is the automatic card after the contact is repudiated by the electric repulsion.
  • the anti-bounce function of the present invention is different from the conventional structure in the structure of the rotary double-break point moving contact according to the present invention, and provides a distracting and locking device with a simple structure, excellent reliability, and fewer parts used.
  • the clamping device can quickly snap the contact bridge to the limit of the contact opening distance.
  • Another problem that must be solved by rotating the double-break contact structure is to maintain the two-side contacts.
  • the balance of pressure the invention can greatly improve the balance of the pressure between the two sets of contacts and make them meet the requirements of the expected contact pressure; in addition, there is a spring protection structure, the protection spring is not damaged by the arc or metal particles.
  • Patent Application No. 200810040543.0 issued to CN 101320659A, discloses a rotary double breakpoint structure of a molded case circuit breaker, comprising: a rod-shaped block rotor having axial bores in the axial geometric center and a plurality of axial sides
  • the central symmetrical connecting rod through hole has a centrally symmetric interlocking hole at both axial ends, the radial center has a contact through hole, and the radial side walls have an opening for the contact bridge; the contact bridge passes through the contact bridge
  • the through hole is placed in the opening of the rod block rotor, the axial geometric center of the contact bridge has a second through hole, the shaft hole of the rod block rotor is aligned, the second shaft passes through the second through hole and the shaft hole, and the contact bridge a first through hole having a plurality of central symmetry; a set of links each having a connecting hole and a protruding short axis, the connecting hole being aligned with a first through hole on
  • the rotary double break point structure disclosed in the above patent application is in the contact bridge, using the slider mechanism, the non-link mechanism, the mechanical movement trajectory of the slider mechanism and the link mechanism is completely different, and the slider mechanism is easy to cause sliding friction to the movement. Flexibility has an impact. Furthermore, there are mounting holes in the rod-shaped rotor, which makes the assembly order more and the assembly is not simple enough. Summary of the invention
  • the invention aims to propose a novel rotary double-break point moving contact module structure in a contact module of a molded case circuit breaker, which realizes a high-current short-circuit breaking contact of a rotating double-break point moving contact, and can quickly open without rebounding, two The contact contacts are pressure balanced.
  • a rotary double break point moving contact module comprising:
  • the rod-shaped block rotor is single-phase independent, the rod-shaped block rotor has a first through hole at a center thereof, and the first through hole is provided with a first shaft, and the rod-shaped block rotor has a first portion on each side in the axial direction a groove in which the contact spring is mounted, and the contact spring can move within a range defined by the first groove;
  • the contact bridge is disposed through the rod-shaped rotor, and the outer contour of the contact bridge is center-symmetrical.
  • the first shaft and the third shaft respectively pass through the contact bridge, and the contact bridge is welded with contacts at the ends on both sides.
  • the rod-shaped block rotor has two opposing circular slots on each of the axial sides, wherein the geometric center of the two interlocking holes on the same side of the axial direction is connected to the shaft a fixed angle between the center lines of the two semi-circular slots on the same side, the interlocking holes and the semi-circular holes on different sides of the axial direction are respectively axially concentric;
  • the rod-shaped rotor is The radial direction has irregular through holes, the width of the irregular through holes enables the contact bridge to pass therethrough, and the rod block rotor further has a second groove in the radial direction, and the second groove is disposed around each of the semicircular slots.
  • the irregular through hole has two centrally symmetrical first curved surfaces that cooperate with the outer contour of the contact bridge to limit the initial pressure position and the maximum repulsion position of the contact bridge.
  • the outer contour of the contact bridge has two centrally symmetric second curved surfaces, and the second curved surface cooperates with the first curved surface.
  • a first link is mounted in the two semi-circular slots that are concentric in the axial direction, and the first link slides in the second groove with the semicircular slot as a center of rotation, and the rotation angle of the first link is The length of the second groove is limited.
  • the two sides of the first connecting rod respectively have a short shaft and a second through hole protruding outward, the short shaft is matched with the semicircular slot, and the second through hole is matched with the second shaft; the plane thickness of the first connecting rod is not greater than the second The depth of the groove.
  • the second link has a third through hole and a fourth through hole at both ends, wherein the third through hole is engaged with the second shaft, and the fourth through hole is engaged with the third shaft.
  • the contact bridge has two centrally symmetric fifth through holes, and the third through holes are mounted with a third shaft; the center of the contact bridge has a waist hole, and the first shaft is installed in the waist hole, One shaft can slide along the length of the groove in the waist hole, and the groove length direction of the waist hole is at a fixed angle with the contact welding surface of the welding contact on the contact bridge.
  • the contact springs are hung on two centrally symmetrical second shafts and move within the first recess of the rod rotor.
  • the rotary double-break point moving contact module of the invention can realize the rotating double-break point moving contact, the large current short-circuit breaking moving contact, the quick opening without rebounding and the pressure balance of the two contact contacts.
  • 1a, 1b, 1c, 1d and 1e disclose structural assembly drawings of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • Figures 2a and 2b illustrate a contact bridge of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • Figures 3a, 3b, 3c and 3d disclose a rod-shaped block rotor of a rotary double break point contact module in accordance with an embodiment of the present invention.
  • FIG. 4a, 4b and 4c disclose a first link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • Figures 5a and 5b illustrate a second link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • Figure 6 is a block diagram showing the structure of a rotary double break point moving contact module in a trip position or a trip position in accordance with an embodiment of the present invention.
  • Figure 7 is a block diagram showing the structure of a rotary double break point moving contact module in a closing position in accordance with an embodiment of the present invention.
  • Figure 8 is a block diagram showing the structure of a rotating double break point moving contact module at a dead center in accordance with an embodiment of the present invention.
  • Figure 9 is a block diagram showing the structure of a rotating double break point moving contact module in a maximum retracted position in accordance with an embodiment of the present invention.
  • FIGS. 10a and 10b illustrate a structural schematic view of a rotating double breakpoint moving contact module in an unbalanced force position, in accordance with an embodiment of the present invention. detailed description
  • the invention provides a rotary double break point moving contact module.
  • 1 through 10 illustrate a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • the rotary double break point moving contact module comprises: a rod block rotor 101, a first link 102, a second link 103, a contact bridge 104, a first shaft 105, a second shaft 106, a third shaft 107 and contacts Spring 108.
  • the rod-shaped block rotor 101 is single-phase independent, the center of the rod-shaped block rotor 101 has a first through hole 1 10 in which the first shaft 105 is mounted, and the rod-shaped block rotor 101 is on each side in the axial direction.
  • There is a first groove 1 1 1 and a contact spring 108 is mounted in the first groove 1 1 1 , and the contact spring 108 can move within a range defined by the first groove 1 1 1 .
  • the first link 102 is mounted on the rod block rotor 101, and the second shaft 106 is passed through the first link
  • the second shaft 106 and the third shaft 107 pass through the second link 103, respectively.
  • the contact bridge 104 is disposed through the rod-shaped block rotor 101.
  • the outer contour of the contact bridge 104 is center-symmetrical, and the first shaft 105 and the third shaft 107 pass through the contact bridge 104, respectively, and the contact bridge 104 is welded with contacts at the ends of the two sides.
  • Figures 3a, 3b, 3c and 3d disclose a rod-shaped block rotor of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • the rod-shaped block rotor 101 On each side of the axial direction, the rod-shaped block rotor 101 has two centrally symmetric interlocking holes 112 with respect to the rod-shaped block rotor 101 and two centrally symmetric semi-circular slots 113 opposed to the rod-shaped block rotor.
  • the total number of the interlocking holes 112 and the semicircular slots 113 is four.
  • the line connecting the geometric centers of the two interlocking holes 112 on the same side of the axial direction is at a fixed angle with the center line of the two semicircular slots 113 on the same side in the axial direction, at the axis
  • the linkage holes 112 and the semi-circular slots 113 on the different sides of the direction are each axially concentric.
  • the rod block rotor 101 has irregular through holes 114 in the radial direction, and the width of the irregular through holes 114 enables the contact bridge 104 to pass therethrough.
  • the irregular through hole 114 has two centrally symmetrical first curved surfaces 116 that cooperate with the outer contour of the contact bridge 104 to limit the initial pressure position and the maximum repulsion position of the contact bridge 104.
  • the rod-shaped block rotor 101 further has a second groove 115 in the radial direction, and the second groove 115 is disposed around each of the semi-circular holes 113, and therefore, the number of the second grooves 115 is also four.
  • FIGS 2a and 2b illustrate a contact bridge of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • the contact bridge 104 has two centrally symmetric fifth through holes 140, and the third through holes 140 are mounted with a third shaft 107, and the third shaft 107 and the fifth through holes 140 are fitted with a small gap.
  • the center of the contact bridge 104 has a waist hole 141, and the first shaft 105 is mounted in the waist hole 141.
  • the first shaft 105 is fitted with the waist hole 141 with a slight clearance and can slide in the waist direction in the waist hole 141.
  • the groove length direction of the waist hole 141 is at a fixed angle with the contact welding surface of the welding contact on the contact bridge 104.
  • the outer contour of the contact bridge 104 has two centrally symmetrical second curved surfaces 142.
  • the second curved surface 142 cooperates with the first curved surface 116 on the irregular through hole 114, and the first curved surface 116 and the second curved surface 142 are fitted with a small gap.
  • the first connecting rod 102 is mounted in the two semi-circular slots 113 which are concentric in the axial direction, and the first connecting rod 102 slides in the second recess 115 with the semicircular slot 113 as a center of rotation, and the rotation angle of the first connecting rod 102 is The length of the second groove 115 is limited.
  • the two sides of the first connecting rod 102 respectively have a short shaft 120 and a second through hole 121 protruding outward.
  • the short shaft 120 cooperates with the semicircular slot 113, and the second through hole 121 cooperates with the second shaft 106.
  • the second shaft 106 passes through the second through hole 121 and cooperates with the second through hole 121 with a small gap.
  • the plane thickness of the first link 102 is not greater than the second groove 115 The depth is such that the second groove 1 15 can effectively limit the range of motion of the first link 102.
  • the out-of-plane contour of the first link 102 does not affect its free rotation within a certain range of angles.
  • FIGS 5a and 5b illustrate a second link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • the second link 103 has a third through hole 130 and a fourth through hole 131 at both ends, wherein the third through hole 130 is engaged with the second shaft 106, and the fourth through hole 131 is engaged with the third shaft 107.
  • the first shaft 105 passes through the first through hole 110 of the rod-shaped block rotor 101 and the waist hole 141 of the contact bridge 104 in the axial direction of the rod-shaped block rotor 101, and the first shaft 105 and the first through hole 1 10 and The waist holes 141 are each fitted with a small clearance.
  • the two second shafts 106 pass through the second through holes 121 of the first link 102 and the third through holes 130 of the second link 103 in the axial direction of the rod block rotor 101 in a center symmetrical manner.
  • the contact spring 108 is hung on two centrally symmetrical second shafts 106.
  • the contact spring 108 moves in the first groove 1 1 1 on both axial sides of the rod block rotor 101.
  • the third shaft 107 passes through the fourth through hole 131 of the second link 103 and the fifth through hole 140 of the contact bridge 104 in the axial direction of the rod block rotor 101 in a center symmetry manner.
  • FIG. 6-10 illustrate the operation of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
  • FIG. 6 is a schematic view showing the structure at the opening position or the tripping position
  • FIG. 7 is a schematic structural view at the closing position
  • FIG. 8 is a schematic view showing the structure at the dead position
  • FIG. 9 is disclosed at the maximum repulsion position.
  • Schematic diagram of the structure Figure 10 shows the structure of the unstressed position.
  • circuit breaker re-buckle position it is the same as the trip position, and the description will not be repeated here.
  • the rotary double-break point moving contact module of the invention can realize the rotating double-break point moving contact, the large current short-circuit breaking moving contact, the quick opening without rebounding and the pressure balance of the two contact contacts.

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  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Fuses (AREA)

Abstract

A rotation double-breakpoint movable contact module comprises a rod-shaped block rotor（101）、a first connection rod(102)、a second connection rod(103)and a contact bridge(104). The rod-shaped block rotor（101）is single-phase independent. At the centre of the rod-shaped block rotor（101）is provided a first through-hole (110),in which is installed a first axle(105). A first recess(111)is formed on each axial side surface of the rod-shaped block rotor（101）.In the first recesses(111) are installed contact springs(108),which can move in the range defined by the first recess(111). The first connection rod(102)is mounted onto the rod-shaped block rotor（101）.The second axle (106) penetrates through the first connection rod (102).The second axle (106) and the third axle (107) respectively penetrate through the second rod (103). The contact bridge(104) is designed to penetrate through the rod-shaped block rotor（101）. The out profile of the contact bridge (104) is centrally symmetrical. The first axle (105) and the third axle (107) respectively penetrate through the contact bridge(104) and onto the two sides end point are soldered contacts. The rotation double-breakpoint movable contact module can attract and break the movable contact when a large current short-circuit is occurred, quickly open and doesn't spring back, and keep the pressure balance between two contact point.

Description

旋转双断点动触头模块 技术领域  Rotating double break point moving contact module
本发明涉及断路器的触头模块， 更具体地说， 涉及断路器操作机构中 的旋转双断点动触头模块。 背景技术  The present invention relates to a contact module for a circuit breaker, and more particularly to a rotary double break point contact module in a circuit breaker operating mechanism. Background technique
塑壳断路器的双断点形式是当今塑壳断路器产品的发展方向之一， 触 头模块部分作为塑壳断路器重要的组成部分受到了非常大的重视， 当代新 型的高分断塑壳断路器基本都采用旋转双断点动触头结构，结构形式繁多， 国内外同类产品中不乏具有附加功能的旋转动触头结构， 其主要的附加功 能为触头受电动斥力斥开后的自动卡紧防反弹功能， 本发明所述的旋转双 断点动触头结构不同于以往传统的结构， 提供一种结构简单， 可靠性极佳， 所用零件较少的斥开卡住装置。 触桥一但受电动斥力斥开一较小角度,卡紧 装置可以迅速将触桥卡在触头开距极限位置； 旋转双断点触头结构另一必 须解决的问题是保持两侧触头压力的平衡， 本发明可以大幅度提高两组触 头间压力的平衡并使其都满足预期触头压力的要求； 另外还有弹簧保护结 构， 保护弹簧不受到电弧或金属粒子的损伤。  The double breakpoint form of molded case circuit breaker is one of the development directions of today's molded case circuit breaker products. The contact module part has been paid great attention as an important part of molded case circuit breaker, and the new high-breaking plastic case open circuit Basically, the rotary double-break point moving contact structure is adopted, and the structure is various. There are many rotating rotary contact structures with additional functions in the similar products at home and abroad. The main additional function is the automatic card after the contact is repudiated by the electric repulsion. The anti-bounce function of the present invention is different from the conventional structure in the structure of the rotary double-break point moving contact according to the present invention, and provides a distracting and locking device with a simple structure, excellent reliability, and fewer parts used. Once the contact bridge is distracted by a small angle, the clamping device can quickly snap the contact bridge to the limit of the contact opening distance. Another problem that must be solved by rotating the double-break contact structure is to maintain the two-side contacts. The balance of pressure, the invention can greatly improve the balance of the pressure between the two sets of contacts and make them meet the requirements of the expected contact pressure; in addition, there is a spring protection structure, the protection spring is not damaged by the arc or metal particles.
申请号为 200810040543.0 , 公布号为 CN 101320659A的专利申请揭 示了一种塑壳断路器的旋转双断点结构， 包括： 杆状块转子， 轴向几何中 心具有轴孔， 轴向两侧具有数个中心对称的连杆通孔， 轴向两端具有中心 对称的联动孔， 径向中心具有触桥通孔， 径向两侧的侧壁上具有开口供放 置触桥； 触桥， 穿过触桥通孔放置在杆状块转子的开口中， 触桥的轴向几 何中心具有第二通孔， 对准杆状块转子的轴孔， 第二轴穿过第二通孔以及 轴孔， 触桥具有数个中心对称的第一通孔； 一组连杆， 每一个具有连接孔 和凸起短轴， 连接孔对准触桥上的一个第一通孔， 一组第一轴分别穿过互 相对准的连接孔和第一通孔， 突起短轴置于杆状块转子上的一个连杆通孔 中； 一组触头弹簧， 每一个的两端分别固定在中心对称的两个第一轴上。 上述专利申请所揭示的旋转双断点结构在触桥， 利用的是滑块机构， 非连杆机构， 滑块机构与连杆机构的机械运动轨迹完全不同， 滑块机构容 易引起滑动摩擦对运动灵活性造成影响。再者在杆状块转子中具有安装孔， 使得装配次序较多， 装配不够简便。 发明内容 Patent Application No. 200810040543.0, issued to CN 101320659A, discloses a rotary double breakpoint structure of a molded case circuit breaker, comprising: a rod-shaped block rotor having axial bores in the axial geometric center and a plurality of axial sides The central symmetrical connecting rod through hole has a centrally symmetric interlocking hole at both axial ends, the radial center has a contact through hole, and the radial side walls have an opening for the contact bridge; the contact bridge passes through the contact bridge The through hole is placed in the opening of the rod block rotor, the axial geometric center of the contact bridge has a second through hole, the shaft hole of the rod block rotor is aligned, the second shaft passes through the second through hole and the shaft hole, and the contact bridge a first through hole having a plurality of central symmetry; a set of links each having a connecting hole and a protruding short axis, the connecting hole being aligned with a first through hole on the contact bridge, and a set of first axes respectively passing through each other Aligning the connecting hole and the first through hole, the protruding short shaft is placed in a connecting rod through hole on the rod block rotor; a set of contact springs, each of which is fixed at the center symmetrical two first On the shaft. The rotary double break point structure disclosed in the above patent application is in the contact bridge, using the slider mechanism, the non-link mechanism, the mechanical movement trajectory of the slider mechanism and the link mechanism is completely different, and the slider mechanism is easy to cause sliding friction to the movement. Flexibility has an impact. Furthermore, there are mounting holes in the rod-shaped rotor, which makes the assembly order more and the assembly is not simple enough. Summary of the invention
本发明旨在提出一种塑壳断路器触头模块中的新型的旋转双断点动触 头模块结构， 实现旋转双断点动触头大电流短路分断动触头快速打开不回 弹、 两个触点触头压力平衡。  The invention aims to propose a novel rotary double-break point moving contact module structure in a contact module of a molded case circuit breaker, which realizes a high-current short-circuit breaking contact of a rotating double-break point moving contact, and can quickly open without rebounding, two The contact contacts are pressure balanced.
根据本发明， 提出一种旋转双断点动触头模块， 包括：  According to the present invention, a rotary double break point moving contact module is proposed, comprising:
杆状块转子， 杆状块转子为单相独立， 杆状块转子的中心具有第一通 孔， 第一通孔中安装第一轴， 杆状块转子在轴向的每一个侧面上具有第一 凹槽， 第一凹槽中安装触头弹簧， 触头弹簧能在第一凹槽限定的范围内移 动；  a rod-shaped block rotor, the rod-shaped block rotor is single-phase independent, the rod-shaped block rotor has a first through hole at a center thereof, and the first through hole is provided with a first shaft, and the rod-shaped block rotor has a first portion on each side in the axial direction a groove in which the contact spring is mounted, and the contact spring can move within a range defined by the first groove;
第一连杆， 安装在杆状块转子上， 第二轴穿过第一连杆；  a first link, mounted on the rod block rotor, the second shaft passing through the first link;
第二连杆， 第二轴和第三轴分别穿过第二连杆；  a second link, the second shaft and the third shaft respectively pass through the second link;
触桥， 穿过杆状块转子设置， 触桥的外轮廓中心对称， 第一轴和第三 轴分别穿过触桥， 触桥在两侧的端点焊接有触头。  The contact bridge is disposed through the rod-shaped rotor, and the outer contour of the contact bridge is center-symmetrical. The first shaft and the third shaft respectively pass through the contact bridge, and the contact bridge is welded with contacts at the ends on both sides.
在一个实施例中， 杆状块转子在轴向的每一个侧面上， 具有两个相对 圆槽孔， 其中位于轴向的同一个侧面上的两个联动孔的几何中心的连线与 位于轴向的同一个侧面上的两个半圆槽孔的中心连线之间成固定的夹角， 位于轴向的不同侧面上的联动孔和半圆槽孔各自是轴向同心的； 杆状块转 子在径向具有不规则通孔， 不规则通孔的宽度使得触桥能够穿过， 杆状块 转子在径向还具有第二凹槽， 第二凹槽围绕每一个半圆槽孔设置。  In one embodiment, the rod-shaped block rotor has two opposing circular slots on each of the axial sides, wherein the geometric center of the two interlocking holes on the same side of the axial direction is connected to the shaft a fixed angle between the center lines of the two semi-circular slots on the same side, the interlocking holes and the semi-circular holes on different sides of the axial direction are respectively axially concentric; the rod-shaped rotor is The radial direction has irregular through holes, the width of the irregular through holes enables the contact bridge to pass therethrough, and the rod block rotor further has a second groove in the radial direction, and the second groove is disposed around each of the semicircular slots.
在一个实施例中， 不规则通孔具有两个中心对称的第一曲面， 第一曲 面与触桥的外轮廓配合， 限制触桥的初压力位置和最大斥开位置。 触桥的 外轮廓具有中心对称的两段第二曲面， 第二曲面与第一曲面配合。 在一个实施例中， 在轴向同心的两个半圆槽孔中安装第一连杆， 第一 连杆以半圆槽孔为转动中心在第二凹槽内滑动， 第一连杆的转动角度由第 二凹槽的长度限制。第一连杆的两侧分别具有向外突起的短轴和第二通孔， 短轴与半圆槽孔配合， 第二通孔与第二轴配合； 第一连杆的平面厚度不大 于第二凹槽的深度。 In one embodiment, the irregular through hole has two centrally symmetrical first curved surfaces that cooperate with the outer contour of the contact bridge to limit the initial pressure position and the maximum repulsion position of the contact bridge. The outer contour of the contact bridge has two centrally symmetric second curved surfaces, and the second curved surface cooperates with the first curved surface. In one embodiment, a first link is mounted in the two semi-circular slots that are concentric in the axial direction, and the first link slides in the second groove with the semicircular slot as a center of rotation, and the rotation angle of the first link is The length of the second groove is limited. The two sides of the first connecting rod respectively have a short shaft and a second through hole protruding outward, the short shaft is matched with the semicircular slot, and the second through hole is matched with the second shaft; the plane thickness of the first connecting rod is not greater than the second The depth of the groove.
在一个实施例中， 第二连杆在两端分别具有第三通孔和第四通孔， 其 中第三通孔与第二轴配合， 第四通孔与第三轴配合。  In one embodiment, the second link has a third through hole and a fourth through hole at both ends, wherein the third through hole is engaged with the second shaft, and the fourth through hole is engaged with the third shaft.
在一个实施例中， 触桥具有两个中心对称的第五通孔， 第五通孔中安 装第三轴； 触桥的中心位置具有腰形孔， 第一轴安装在腰形孔中， 第一轴 能在腰形孔中沿槽长方向滑动， 腰形孔的槽长方向与触桥上焊接触头的触 点焊接面成固定夹角。  In one embodiment, the contact bridge has two centrally symmetric fifth through holes, and the third through holes are mounted with a third shaft; the center of the contact bridge has a waist hole, and the first shaft is installed in the waist hole, One shaft can slide along the length of the groove in the waist hole, and the groove length direction of the waist hole is at a fixed angle with the contact welding surface of the welding contact on the contact bridge.
在一个实施例中， 触头弹簧挂在两根中心对称的第二轴上， 并在杆状 块转子的第一凹槽内移动。  In one embodiment, the contact springs are hung on two centrally symmetrical second shafts and move within the first recess of the rod rotor.
本发明的旋转双断点动触头模块能够实现旋转双断点动触头大电流短 路分断动触头快速打开不回弹以及两个触点触头压力平衡。 附图说明  The rotary double-break point moving contact module of the invention can realize the rotating double-break point moving contact, the large current short-circuit breaking moving contact, the quick opening without rebounding and the pressure balance of the two contact contacts. DRAWINGS
本发明的上述的以及其他的特征、 性质和优点将通过下面结合附图对 实施例的描述而变得更加明显， 在附图中， 相同的附图标记始终表示相同 的特征， 其中：  The above and other features, aspects and advantages of the present invention will become more apparent from
图 1 a、 1 b、 1 c、 1 d和 1 e揭示了根据本发明的一实施例的旋转双断点 动触头模块的结构装配图。  1a, 1b, 1c, 1d and 1e disclose structural assembly drawings of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
图 2a和 2b揭示了根据本发明的 ―实施例的旋转双断点动触头模块的 触桥。  Figures 2a and 2b illustrate a contact bridge of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
图 3a、 3b、 3c和 3d揭示了根据本发明的一实施例的旋转双断点动触 头模块的杆状块转子。  Figures 3a, 3b, 3c and 3d disclose a rod-shaped block rotor of a rotary double break point contact module in accordance with an embodiment of the present invention.
图 4a、 4b和 4c揭示了根据本发明的一实施例的旋转双断点动触头模 块的第一连杆。 图 5a和 5b揭示了根据本发明的 ―实施例的旋转双断点动触头模块的 第二连杆。 4a, 4b and 4c disclose a first link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. Figures 5a and 5b illustrate a second link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention.
图 6揭示了根据本发明的一实施例的旋转双断点动触头模块在分闸位 置或脱扣位置的结构示意图。  Figure 6 is a block diagram showing the structure of a rotary double break point moving contact module in a trip position or a trip position in accordance with an embodiment of the present invention.
图 7揭示了根据本发明的一实施例的旋转双断点动触头模块在合闸位 置的结构示意图。  Figure 7 is a block diagram showing the structure of a rotary double break point moving contact module in a closing position in accordance with an embodiment of the present invention.
图 8揭示了根据本发明的一实施例的旋转双断点动触头模块在死点位 置的结构示意图。  Figure 8 is a block diagram showing the structure of a rotating double break point moving contact module at a dead center in accordance with an embodiment of the present invention.
图 9揭示了根据本发明的一实施例的旋转双断点动触头模块在最大斥 开位置的结构示意图。  Figure 9 is a block diagram showing the structure of a rotating double break point moving contact module in a maximum retracted position in accordance with an embodiment of the present invention.
图 10a和图 10b揭示了根据本发明的一实施例的旋转双断点动触头模 块在不平衡受力位置的结构示意图。 具体实施方式  Figures 10a and 10b illustrate a structural schematic view of a rotating double breakpoint moving contact module in an unbalanced force position, in accordance with an embodiment of the present invention. detailed description
本发明提出一种旋转双断点动触头模块。 图 1 -图 10揭示了根据本发 明的一实施例的旋转双断点动触头模块。 该旋转双断点动触头模块包括： 杆状块转子 101、 第一连杆 102、 第二连杆 103、 触桥 104、 第一轴 105、 第二轴 106、 第三轴 107和触头弹簧 108。  The invention provides a rotary double break point moving contact module. 1 through 10 illustrate a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. The rotary double break point moving contact module comprises: a rod block rotor 101, a first link 102, a second link 103, a contact bridge 104, a first shaft 105, a second shaft 106, a third shaft 107 and contacts Spring 108.
杆状块转子 101 为单相独立， 杆状块转子 101 的中心具有第一通孔 1 10 , 第一通孔 1 10中安装第一轴 105， 杆状块转子 101 在轴向的每一个 侧面上具有第一凹槽 1 1 1， 第一凹槽 1 1 1 中安装触头弹簧 108， 触头弹簧 108能在第一凹槽 1 1 1 限定的范围内移动。  The rod-shaped block rotor 101 is single-phase independent, the center of the rod-shaped block rotor 101 has a first through hole 1 10 in which the first shaft 105 is mounted, and the rod-shaped block rotor 101 is on each side in the axial direction. There is a first groove 1 1 1 , and a contact spring 108 is mounted in the first groove 1 1 1 , and the contact spring 108 can move within a range defined by the first groove 1 1 1 .
第一连杆 102安装在杆状块转子 101 上， 第二轴 106 穿过第一连杆 The first link 102 is mounted on the rod block rotor 101, and the second shaft 106 is passed through the first link
102。 102.
第二轴 106和第三轴 107分别穿过第二连杆 103。  The second shaft 106 and the third shaft 107 pass through the second link 103, respectively.
触桥 104穿过杆状块转子 101设置， 触桥 104的外轮廓中心对称， 第 一轴 105和第三轴 107分别穿过触桥 104 , 触桥 104在两侧的端点焊接有 触头。 图 3a、 3b、 3c和 3d揭示了根据本发明的一实施例的旋转双断点动触 头模块的杆状块转子。 杆状块转子 101在轴向的每一个侧面上， 具有两个 相对杆状块转子 101的中心对称的联动孔 112以及两个相对杆状块转子的 中心对称的半圆槽孔 113。 联动孔 112和半圆槽孔 113的总数均为 4个。 位于轴向的同一个侧面上的两个联动孔 112的几何中心的连线与位于轴向 的同一个侧面上的两个半圆槽孔 113的中心连线之间成固定的夹角， 位于 轴向的不同侧面上的联动孔 112和半圆槽孔 113各自是轴向同心的。 杆状 块转子 101在径向具有不规则通孔 114, 不规则通孔 114的宽度使得触桥 104能够穿过。 不规则通孔 114具有两个中心对称的第一曲面 116， 第一 曲面 116与触桥 104的外轮廓配合， 限制触桥 104的初压力位置和最大斥 开位置。 杆状块转子 101在径向还具有第二凹槽 115， 第二凹槽 115围绕 每一个半圆槽孔 113设置， 因此， 第二凹槽 115的数量同样为 4个。 The contact bridge 104 is disposed through the rod-shaped block rotor 101. The outer contour of the contact bridge 104 is center-symmetrical, and the first shaft 105 and the third shaft 107 pass through the contact bridge 104, respectively, and the contact bridge 104 is welded with contacts at the ends of the two sides. Figures 3a, 3b, 3c and 3d disclose a rod-shaped block rotor of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. On each side of the axial direction, the rod-shaped block rotor 101 has two centrally symmetric interlocking holes 112 with respect to the rod-shaped block rotor 101 and two centrally symmetric semi-circular slots 113 opposed to the rod-shaped block rotor. The total number of the interlocking holes 112 and the semicircular slots 113 is four. The line connecting the geometric centers of the two interlocking holes 112 on the same side of the axial direction is at a fixed angle with the center line of the two semicircular slots 113 on the same side in the axial direction, at the axis The linkage holes 112 and the semi-circular slots 113 on the different sides of the direction are each axially concentric. The rod block rotor 101 has irregular through holes 114 in the radial direction, and the width of the irregular through holes 114 enables the contact bridge 104 to pass therethrough. The irregular through hole 114 has two centrally symmetrical first curved surfaces 116 that cooperate with the outer contour of the contact bridge 104 to limit the initial pressure position and the maximum repulsion position of the contact bridge 104. The rod-shaped block rotor 101 further has a second groove 115 in the radial direction, and the second groove 115 is disposed around each of the semi-circular holes 113, and therefore, the number of the second grooves 115 is also four.
图 2a和 2b揭示了根据本发明的 ―实施例的旋转双断点动触头模块的 触桥。 触桥 104具有两个中心对称的第五通孔 140, 第五通孔 140中安装 第三轴 107, 第三轴 107与第五通孔 140以 i小间隙配合。 触桥 104的中 心位置具有腰形孔 141, 第一轴 105安装在腰形孔 141 中， 第一轴 105与 腰形孔 141 以微小间隙配合并能在腰形孔 141 中沿槽长方向滑动， 腰形孔 141 的槽长方向与触桥 104上焊接触头的触点焊接面成固定夹角。 通过计 算选择最优夹角可确保两侧触头接触压力平衡。 触桥 104的外轮廓具有中 心对称的两段第二曲面 142, 第二曲面 142与不规则通孔 114上的第一曲 面 116配合， 第一曲面 116和第二曲面 142以 i小间隙配合。  Figures 2a and 2b illustrate a contact bridge of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. The contact bridge 104 has two centrally symmetric fifth through holes 140, and the third through holes 140 are mounted with a third shaft 107, and the third shaft 107 and the fifth through holes 140 are fitted with a small gap. The center of the contact bridge 104 has a waist hole 141, and the first shaft 105 is mounted in the waist hole 141. The first shaft 105 is fitted with the waist hole 141 with a slight clearance and can slide in the waist direction in the waist hole 141. The groove length direction of the waist hole 141 is at a fixed angle with the contact welding surface of the welding contact on the contact bridge 104. Choosing the optimum angle by calculation ensures that the pressure contact on both sides of the contact is balanced. The outer contour of the contact bridge 104 has two centrally symmetrical second curved surfaces 142. The second curved surface 142 cooperates with the first curved surface 116 on the irregular through hole 114, and the first curved surface 116 and the second curved surface 142 are fitted with a small gap.
图 4a、 4b和 4c揭示了根据本发明的一实施例的旋转双断点动触头模 块的第一连杆。 第一连杆 102安装在轴向同心的两个半圆槽孔 113中， 第 一连杆 102以半圆槽孔 113为转动中心在第二凹槽 115内滑动，第一连杆 102的转动角度由第二凹槽 115的长度限制。 第一连杆 102的两侧分别具 有向外突起的短轴 120和第二通孔 121 , 短轴 120与半圆槽孔 113配合， 第二通孔 121 与第二轴 106配合。第二轴 106穿过第二通孔 121 并以 £小 间隙与第二通孔 121 配合。 第一连杆 102的平面厚度不大于第二凹槽 115 的深度， 以确保第二凹槽 1 15能够有效限制第一连杆 102的活动范围。 第 一连杆 102的平面外轮廓不影响其本身在一定夹角范围内的自由旋转。 4a, 4b and 4c disclose a first link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. The first connecting rod 102 is mounted in the two semi-circular slots 113 which are concentric in the axial direction, and the first connecting rod 102 slides in the second recess 115 with the semicircular slot 113 as a center of rotation, and the rotation angle of the first connecting rod 102 is The length of the second groove 115 is limited. The two sides of the first connecting rod 102 respectively have a short shaft 120 and a second through hole 121 protruding outward. The short shaft 120 cooperates with the semicircular slot 113, and the second through hole 121 cooperates with the second shaft 106. The second shaft 106 passes through the second through hole 121 and cooperates with the second through hole 121 with a small gap. The plane thickness of the first link 102 is not greater than the second groove 115 The depth is such that the second groove 1 15 can effectively limit the range of motion of the first link 102. The out-of-plane contour of the first link 102 does not affect its free rotation within a certain range of angles.
图 5a和 5b揭示了根据本发明的 ―实施例的旋转双断点动触头模块的 第二连杆。 第二连杆 103在两端分别具有第三通孔 130和第四通孔 131 , 其中第三通孔 130与第二轴 106配合， 第四通孔 131 与第三轴 107配合。  Figures 5a and 5b illustrate a second link of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. The second link 103 has a third through hole 130 and a fourth through hole 131 at both ends, wherein the third through hole 130 is engaged with the second shaft 106, and the fourth through hole 131 is engaged with the third shaft 107.
第一轴 105沿杆状块转子 101的轴向方向穿过杆状块转子 101的第一 通孔 1 10和触桥 104的腰形孔 141 ,第一轴 105与第一通孔 1 10和腰形孔 141均以 £小间隙配合。两个第二轴 106以中心对称方式沿杆状块转子 101 的轴向方向穿过第一连杆 102的第二通孔 121和第二连杆 103的第三通孔 130。 触头弹簧 108挂在两根中心对称的第二轴 106上。 触头弹簧 108在 杆状块转子 101 的轴向两侧的第一凹槽 1 1 1 内运动。第三轴 107以中心对 称方式沿杆状块转子 101的轴向方向穿过第二连杆 103的第四通孔 131和 触桥 104的第五通孔 140。  The first shaft 105 passes through the first through hole 110 of the rod-shaped block rotor 101 and the waist hole 141 of the contact bridge 104 in the axial direction of the rod-shaped block rotor 101, and the first shaft 105 and the first through hole 1 10 and The waist holes 141 are each fitted with a small clearance. The two second shafts 106 pass through the second through holes 121 of the first link 102 and the third through holes 130 of the second link 103 in the axial direction of the rod block rotor 101 in a center symmetrical manner. The contact spring 108 is hung on two centrally symmetrical second shafts 106. The contact spring 108 moves in the first groove 1 1 1 on both axial sides of the rod block rotor 101. The third shaft 107 passes through the fourth through hole 131 of the second link 103 and the fifth through hole 140 of the contact bridge 104 in the axial direction of the rod block rotor 101 in a center symmetry manner.
图 6-图 10揭示了根据本发明的一实施例的旋转双断点动触头模块的 工作原理。 其中图 6揭示了在分闸位置或脱扣位置的结构示意图， 图 7揭 示了在合闸位置的结构示意图， 图 8揭示了在死点位置的结构示意图， 图 9揭示了在最大斥开位置的结构示意图， 图 10揭示了在不平衡受力位置的 结构示意图。  6-10 illustrate the operation of a rotary double breakpoint moving contact module in accordance with an embodiment of the present invention. FIG. 6 is a schematic view showing the structure at the opening position or the tripping position, FIG. 7 is a schematic structural view at the closing position, FIG. 8 is a schematic view showing the structure at the dead position, and FIG. 9 is disclosed at the maximum repulsion position. Schematic diagram of the structure, Figure 10 shows the structure of the unstressed position.
当断路器分闸位置， 此时在触头弹簧拉力的作用下， 连杆逆时针方向 受力旋转， 通过第一轴将作用力传递给第一连杆， 迫使第一连杆逆时针旋 转， 同时通过第一连杆 1、 第二连杆和触桥形成的四连杆机构， 迫使触桥 逆时针旋转， 最终触桥的第二曲面依靠到杆状块转子的第一曲面上， 旋转 双断点动触头模块结构保持如图 6位置。  When the circuit breaker is opened, at this time, under the action of the contact spring force, the connecting rod is rotated counterclockwise, and the force is transmitted to the first link through the first shaft, forcing the first link to rotate counterclockwise. At the same time, the four-bar linkage mechanism formed by the first connecting rod 1, the second connecting rod and the contact bridge forces the contact bridge to rotate counterclockwise, and the second curved surface of the final contact bridge depends on the first curved surface of the rod-shaped block rotor, and the rotating double The structure of the breakpoint moving contact module remains as shown in Figure 6.
对于断路器再扣位置， 其与分闸位置相同， 这里不再重复描述。  For the circuit breaker re-buckle position, it is the same as the trip position, and the description will not be repeated here.
当断路器合闸位置， 此时在触头弹簧拉力的作用下， 连杆逆时针方向 受力旋转， 通过第一轴将作用力传递给第一连杆， 迫使第一连杆逆时针旋 转， 同时通过第一连杆、 第二连杆和触桥形成的四连杆机构， 迫使触桥逆 时针旋转， 最终触桥上的触头与静触头相接触， 旋转双断点动触头模块结 构保持如图 7位置。 When the circuit breaker is closed, at this time, under the action of the contact spring tension, the connecting rod is rotated counterclockwise, and the force is transmitted to the first link through the first shaft, forcing the first link to rotate counterclockwise. At the same time, the four-bar linkage mechanism formed by the first connecting rod, the second connecting rod and the contact bridge forces the contact bridge to rotate counterclockwise, and finally the contact on the contact bridge contacts the static contact, and the rotating double-break point moving contact module Knot The structure remains as shown in Figure 7.
本发明的旋转双断点动触头模块能够实现旋转双断点动触头大电流短 路分断动触头快速打开不回弹以及两个触点触头压力平衡。  The rotary double-break point moving contact module of the invention can realize the rotating double-break point moving contact, the large current short-circuit breaking moving contact, the quick opening without rebounding and the pressure balance of the two contact contacts.
上述实施例是提供给熟悉本领域内的人员来实现或使用本发明的， 熟 悉本领域的人员可对上述实施例作出种种修改和变化而不脱离本发明的思 想， 因而本发明的保护范围并不是被上述实施例所限， 而应该是符合权利 要求提到的创新特征的最大范围。  The above embodiments are provided to those skilled in the art to implement or use the present invention. Those skilled in the art can make various modifications and changes to the above embodiments without departing from the scope of the present invention. It is not limited by the above embodiments, but should be the widest range of innovative features mentioned in the claims.

Claims

权利要求 Rights request
1. 一种旋转双断点动触头模块， 其特征在于， 包括 A rotary double break point moving contact module, characterized in that
杆状块转子， 所述杆状块转子为单相独立， 杆状块转子的中心具有第 一通孔， 第一通孔中安装第一轴， 杆状块转子在轴向的每一个侧面上具有 第一凹槽， 第一凹槽中安装触头弹簧， 触头弹簧能在第一凹槽限定的范围 内移动；  a rod-shaped block rotor, the rod-shaped block rotor is single-phase independent, the center of the rod-shaped block rotor has a first through hole, a first shaft is installed in the first through hole, and the rod-shaped block rotor is on each side of the axial direction The first groove has a contact spring mounted therein, and the contact spring can move within a range defined by the first groove;
第一连杆， 安装在所述杆状块转子上， 第二轴穿过第一连杆； 第二连杆， 第二轴和第三轴分别穿过第二连杆；  a first link, mounted on the rod-shaped block rotor, the second shaft passing through the first link; the second link, the second shaft and the third shaft respectively passing through the second link;
触桥， 穿过所述杆状块转子设置， 触桥的外轮廓中心对称， 第一轴和 第三轴分别穿过触桥， 触桥在两侧的端点焊接有触头。  The contact bridge is disposed through the rod-shaped rotor, and the outer contour of the contact bridge is center-symmetrical. The first shaft and the third shaft respectively pass through the contact bridge, and the contact bridge is welded with contacts at the ends of the two sides.
2. 如权利要求 1所述的旋转双断点动触头模块， 其特征在于， 杆状块转子在轴向的每一个侧面上， 具有两个相对杆状块转子的中心 轴向的同一个侧面上的两个联动孔的几何中心的连线与位于轴向的同一个 侧面上的两个半圆槽孔的中心连线之间成固定的夹角， 位于轴向的不同侧 面上的联动孔和半圆槽孔各自是轴向同心的； 2. The rotary double break point moving contact module according to claim 1, wherein the rod block rotor has the same one in the center axial direction of each of the rod-shaped block rotors on each of the axial sides. The line connecting the geometric centers of the two interlocking holes on the side is at a fixed angle with the center line of the two semicircular holes on the same side in the axial direction, and the interlocking holes on the different sides of the axial direction And semicircular slots are each axially concentric;
杆状块转子在径向具有不规则通孔， 所述不规则通孔的宽度使得触桥 能够穿过， 杆状块转子在径向还具有第二凹槽， 第二凹槽围绕每一个半圆 槽孔设置。  The rod block rotor has irregular through holes in the radial direction, the irregular through holes have a width such that the contact bridge can pass through, and the rod block rotor further has a second groove in the radial direction, and the second groove surrounds each semicircle Slot settings.
3. 如权利要求 2所述的旋转双断点动触头模块， 其特征在于， 所述不规则通孔具有两个中心对称的第一曲面， 所述第一曲面与触桥 的外轮廓配合， 限制触桥的初压力位置和最大斥开位置。 3. The rotary double break point moving contact module according to claim 2, wherein the irregular through hole has two centrally symmetric first curved surfaces, and the first curved surface cooperates with an outer contour of the contact bridge. , Limit the initial pressure position and maximum retraction position of the contact bridge.
4. 如权利要求 3所述的旋转双断点动触头模块， 其特征在于， 所述触桥的外轮廓具有中心对称的两段第二曲面， 第二曲面与所述第 一曲面配合。 4. The rotary double break point moving contact module according to claim 3, wherein the outer contour of the contact bridge has two second curved surfaces that are centrally symmetric, and the second curved surface and the second surface A curved surface fits.
5. 如权利要求 2所述的旋转双断点动触头模块， 其特征在于， 在轴向同心的两个半圆槽孔中安装第一连杆， 第一连杆以所述半圆槽 孔为转动中心在所述第二凹槽内滑动， 第一连杆的转动角度由第二凹槽的 长度限制。 5. The rotary double-break point moving contact module according to claim 2, wherein a first connecting rod is installed in two semi-circular slots which are concentric in the axial direction, and the first connecting rod is formed by the semi-circular slot The center of rotation slides within the second groove, and the angle of rotation of the first link is limited by the length of the second groove.
6. 如权利要求 5所述的旋转双断点动触头模块， 其特征在于， 所述第一连杆的两侧分别具有向外突起的短轴和第二通孔， 所述短轴 与半圆槽孔配合， 所述第二通孔与第二轴配合； The rotary double-break point movable contact module according to claim 5, wherein two sides of the first link respectively have a short axis and a second through hole protruding outward, and the short axis and a semi-circular slot fits, the second through hole mates with the second shaft;
第一连杆的平面厚度不大于第二凹槽的深度。  The plane thickness of the first link is not greater than the depth of the second groove.
7. 如权利要求 1所述的旋转双断点动触头模块， 其特征在于， 所述第二连杆在两端分别具有第三通孔和第四通孔， 其中第三通孔与 第二轴配合， 第四通孔与第三轴配合。 The rotary double break point moving contact module according to claim 1, wherein the second connecting rod has a third through hole and a fourth through hole at two ends, wherein the third through hole and the third through hole The two-axis is matched, and the fourth through hole is matched with the third shaft.
8. 如权利要求 1所述的旋转双断点动触头模块， 其特征在于， 触桥具有两个中心对称的第五通孔， 第五通孔中安装第三轴； 触桥的中心位置具有腰形孔， 第一轴安装在腰形孔中， 第一轴能在腰 形孔中沿槽长方向滑动， 腰形孔的槽长方向与触桥上焊接触头的触点焊接 面成固定夹角。 8. The rotary double break point moving contact module according to claim 1, wherein the contact bridge has two centrally symmetric fifth through holes, and the third through holes are mounted with the third axis; the center position of the contact bridge The utility model has a waist hole, the first shaft is installed in the waist hole, and the first shaft can slide along the groove length direction in the waist hole, and the groove length direction of the waist hole is formed with the contact welding surface of the welding contact on the contact bridge Fixed angle.
9. 如权利要求 1所述的旋转双断点动触头模块， 其特征在于， 触头弹簧挂在两根中心对称的第二轴上， 并在杆状块转子的第一凹槽 内移动。 9. The rotary double break point moving contact module according to claim 1, wherein the contact spring is hung on the two centrally symmetrical second shafts and moves in the first groove of the rod block rotor .
PCT/CN2012/081807 2011-10-13 2012-09-24 Rotation double-breakpoint movable contact module WO2013053283A1 (en)

Priority Applications (3)

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EP12840034.8A EP2768005B1 (en) 2011-10-13 2012-09-24 Rotation double-breakpoint movable contact module
ES12840034.8T ES2619710T3 (en) 2011-10-13 2012-09-24 Dual rotation mobile contact module
BR112014008569-2A BR112014008569B1 (en) 2011-10-13 2012-09-24 DOUBLE INTERRUPTION MOBILE CONTACT MODULE

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CN201110310339.8 2011-10-13
CN201110310339.8A CN103050344B (en) 2011-10-13 2011-10-13 Rotation double-breakpoint movable contact module

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CN114464507A (en) * 2022-01-28 2022-05-10 江苏辉能电气有限公司 Double-breakpoint contact rotating device and circuit breaker

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EP2768005A4 (en) 2015-08-05
BR112014008569B1 (en) 2020-12-15
EP2768005A1 (en) 2014-08-20
CN103050344A (en) 2013-04-17
ES2619710T3 (en) 2017-06-26
MY170441A (en) 2019-07-31
EP2768005B1 (en) 2016-12-21
BR112014008569A2 (en) 2017-04-18
CN103050344B (en) 2015-01-21

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