EP0569651A1 - Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart - Google Patents

Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart Download PDF

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Publication number
EP0569651A1
EP0569651A1 EP92440057A EP92440057A EP0569651A1 EP 0569651 A1 EP0569651 A1 EP 0569651A1 EP 92440057 A EP92440057 A EP 92440057A EP 92440057 A EP92440057 A EP 92440057A EP 0569651 A1 EP0569651 A1 EP 0569651A1
Authority
EP
European Patent Office
Prior art keywords
contact
neutral
phase
assembly
sub
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP92440057A
Other languages
English (en)
French (fr)
Other versions
EP0569651B1 (de
Inventor
Denis Deckert
Henri Weiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hager Electro SAS
Original Assignee
Hager Electro SAS
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 Hager Electro SAS filed Critical Hager Electro SAS
Priority to ES92440057T priority Critical patent/ES2072124T3/es
Priority to AT92440057T priority patent/ATE121216T1/de
Priority to EP92440057A priority patent/EP0569651B1/de
Priority to DE69202052T priority patent/DE69202052D1/de
Publication of EP0569651A1 publication Critical patent/EP0569651A1/de
Application granted granted Critical
Publication of EP0569651B1 publication Critical patent/EP0569651B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H01H71/002—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00 with provision for switching the neutral conductor
    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices

Definitions

  • the present invention relates to a method for assembling phase and neutral circuit breakers of the type comprising, in a housing, preferably modular and intended to be fixed on a support rail, and comprising two half-shells and an intermediate partition or spacer separating two spaces, respectively of phase and neutral, terminals of connection of phase and neutral, pairs of fixed and movable contacts of phase and neutral, arc breaking chambers in which are mounted stacks of sheets called "deion" sub-assemblies, respectively for phase and neutral, a control mechanism with lock for manual control of the movable phase and neutral contacts between a closed position bearing on the fixed contacts and an open position remote from the latter, this lock mechanism comprising an actuating member operable from the outside of the housing and a movable contact carrier on which said gold acts maneuvering gane, and disjunction means, in particular thermal and / or magnetic, for releasing said lock mechanism and passing the movable contacts from their position in abutment on the fixed contacts to their position remote from the latter, the phase circuit being divided into two parts
  • the present invention aims to provide a new method of assembling phase and neutral circuit breakers, which is very simple and flexible and which allows a high degree of automation.
  • Another objective of the invention is to provide an assembly process allowing, without significant change in the automatic assembly phases, to pass from a manufacturing with neutral stage on the left to a manufacturing with neutral stage on the right, for take particular account of the standards in force in the various countries.
  • Yet another objective of the invention is to provide an assembly process allowing the manufacture of a whole range of apparatuses, that is to say apparatuses for different intensity levels, without notable modifications of the course. of said process.
  • the invention finally aims to provide phase and neutral circuit breakers comprising a reduced number of parts and capable of being assembled in an efficient manner with a high degree of automation.
  • the subject of the invention is therefore a method of assembling a circuit breaker of the type described at the start, characterized in that the circuit breaker is assembled along a single mounting axis from one of the two half-shells then forming a plate of assembly, namely the half-shell on the neutral side if we start with the neutral stage or the half-shell on the phase side if we start with the phase stage, and in that we put in place all the internal components of the circuit breaker in the same orientation parallel to a vertical plane perpendicular to the housing, whether assembly is started by the neutral stage or by the phase stage.
  • the mobile neutral contact sub-assembly, the magnetic sub-assembly and the mobile phase contact sub-assembly, possibly including the bimetal strip can be mounted manually, all the other components of the circuit breaker being put in place. automatically.
  • the mobile phase contact sub-assembly with its bimetallic strip and the magnetic sub-assembly are almost identical variants for the versions with neutral on the left and with neutral on the right, some being obtained by mirror inversion of the others, hence an incentive extra to mount them manually.
  • the magnetic sub-assembly is rigid, provision may also be made for mounting it automatically as well as for the fixed neutral contact sub-assembly, by means of the automatic device ensuring automated assembly.
  • the automatic installation can be ensured judiciously by a single automaton intervening twice or by two successive automata. In the latter case, the two PLCs share the task before and after the intermediate phase of manual assembly.
  • the lock mechanism of which is of the toggle type, that is to say in particular in which the operating member is pushed back into position corresponding to the opening of the contacts by a return spring and which comprises a link, one end of which is mounted eccentrically on the operating member, a pivoting contact carrier having a ramp against which can come to bear and brace the other end of the connecting rod, the two movable contacts being mounted on the pivot axis of the contact carrier so as to be able to move slightly relative to the latter to exert a pressure of contact on their respective fixed contacts, a power spring urging the contact carrier in the opening direction and a pawl pivoted on the contact carrier and preventing the escape of the rod when it is braced against the door -contacts, the pawl being associated with a triggering means capable, when it is actuated, of causing the pawl to rock and releasing the link, and possibly driving the contact carrier in the open position for tearing forced movable contacts, the assembly process is characterized in
  • magnetic and fixed neutral contact sub-assemblies are advantageously provided and mobile neutral and contact sub-assemblies are partially rigid phase, the movable contacts being connected to the rest of the respective sub-assemblies by a flexible connection.
  • thermal bimetal is present, it is also connected to the movable phase contact by a flexible connection.
  • the method according to the invention therefore very advantageously makes it possible to carry out all of the assembly according to one and the same mounting direction and to pass from a product with neutral on the left to a product with neutral on the right or vice versa without modifying the intervention. automata.
  • variable components being essentially the bimetallic strip and the electromagnetic circuit breaker, and possibly conductive braids, which are all set up by hand.
  • the invention also relates to a phase and neutral circuit breaker capable of being assembled according to the method of the invention, of the type comprising more precisely an actuating member provided with a lever and normally pushed back into position corresponding to the opening of contacts by a return spring, a link, one end of which is mounted eccentrically on the actuating member, a pivoting contact carrier having a ramp against which the other end of it can come to bear and brace itself the link, two movable contacts mounted on the pivot axis of the contact carrier so as to be able to move slightly relative to the latter to exert contact pressure on their respective fixed contacts, a power spring urging the carrier contacts in the opening direction and a pawl pivoted on the contact carrier and preventing the escape of the rod when it is braced against the contact carrier, the pawl being associated with a trigger means capable, when is actuated, to cause the ratchet to tilt and release the link, and possibly to drive the contact carrier in the open position for forced removal of the movable contacts, caract laughed in that the
  • the circuit breaker housing has a shaft end protruding from the half-shell acting as a mounting plate on which are placed successively a movable contact, an elastic contact member and the contact carrier, the latter comprising in addition, opposite the end of the shaft, a pivot with the same geometric axis as the end of the shaft and on which the ratchet-triggering assembly is placed, then the other movable contact with its elastic member of contact.
  • the interior space of the housing is divided into three parts, the lower volume of this space, that is to say which adjoins the base of the housing, being divided by a central spacer to form a neutral part and a part phase and the upper volume forming a zone common to the neutral and to the phase essentially housing, in the middle position, the lock mechanism and the magnetic disjunction means.
  • the latter advantageously comprises a yoke which extends into the phase part to successively form the fixed contact and the phase arc guiding part, which extends substantially in parallel and opposite said magnetic disjunction means.
  • the breaking chambers phase and neutral arcs are advantageously placed on either side of the spacer, below the magnetic disjunction means.
  • the circuit breakers according to the invention are preferably modular devices, that is to say those whose width is equal to a multiple of a defined module. They usually comprise a box having a base provided with means 2 for fixing and / or clipping (with retractable latch, not shown) on a support rail, not shown, and a top 3 having an opening 4 for the passage of the lever. actuating 5a of an operating member 5 of a lock mechanism which will be described later.
  • the housing also usually has two short sides 6 and 7 having the electrical connection terminals and two large faces 8 and 9 called lateral faces, which are parallel to the median plane of the housing.
  • FIGS. 1 and 2 are partial left views of the interior of an apparatus according to the invention, and in FIG. 3, the right side of the sheet corresponds to the right side of the case, face 9.
  • the housing of this circuit breaker is formed of three parts, two left and right half-shells 10 and 11 and an intermediate part forming a central spacer 12 which will be described later.
  • Figures 1 and 2 show respectively the phase and neutral stages of the circuit breaker.
  • phase and neutral terminals are, as is customary, respectively shifted in height, for polarization purposes.
  • the circuit breaker further comprises the aforesaid operating member 5 with its actuating handle 5a, intended to act, by means of a link 39, on a lock mechanism 40 which will be detailed below in conjunction with FIGS. 7 to 15.
  • This mechanism 40 mainly comprises a movable contact carrier 41 with a toggle device, cooperating with the link 39 and with a pawl 42 secured to a trigger lever 43, of the lock mechanism 40, which is acted upon by the coil 33 and by bimetallic strip 27, in the latter case via a trainer 44.
  • the left and right half-shells and the spacer are specific to the chosen configuration, neutral on the left or neutral on the right.
  • a left half-shell 11 ' is used for the phase side, a spacer 12' and a right half-shell 10 '.
  • this lock mechanism 40 generally comprises the movable contacts and the operating member 5 with its actuation handle 5a and its spring. recall 96.
  • the operating member has a pivot axis 45 and, laterally, an extension 46 pierced with a passage 47 parallel to said pivot axis 46 and in which one of the two end branches of the link can be articulated 39, which has a U shape.
  • the return spring 96 has a first branch 96a secured to the operating member and a second branch 96b intended to bear against the pawl 42 to ensure rearming as will be seen below. .
  • the mechanism also includes the contact carrier 41 made of molded insulating material and having an upper transverse head 48 provided, opposite the operating member 5, with a bearing 49 serving to support a powerful return spring 50 of the contact carrier 41 in the open position of the contacts.
  • the head 48 has a part 48a, connecting to the body 55 of the contact carrier 41 and having an elongated lumen 51, substantially V-shaped in cross section, the shape of which will appear better in FIGS. 11 and 12, and which receives the second end arm 39a of the link.
  • the light 51 comprises a first part 52 which is substantially horizontal when the device is placed on its base 1 (see FIGS.
  • the body 55 of the contact carrier 41 has on one side a cylindrical protuberance 56 forming a pivot (hereinafter pivot 56), which is characterized by two parts of different diameters, namely a part 57 of large diameter, side body 55, and an outer part 58, of smaller diameter.
  • This pivot 56 is hollow and therefore has a first outer section 60 of large diameter extending by a second inner section 62, of smaller diameter.
  • the body 55 has laterally two arcuate shoulders 63, symmetrical to one another, one of which overhangs the part 58 of the pivot 56 and which both overhang fingers 64 also provided on each of the sides of the body 55
  • the upper surface of the body 55 forms the transition surface between the two parts 52 and 53 of the lumen 51, with the pushing surface 54. This surface is made to allow passage and movements of the end 39a of the link.
  • the mechanism further comprises a molded plastic part which joins the pawl 42 and the trigger lever 43 and which has, on one of its faces and transverse to it, a cylinder trunk 65 whose light s' fits on the part 57 of the pivot 56 for pivoting mounting on the contact carrier 41.
  • the pawl 42 formed by a protruding rim on the same side as the cylinder trunk 65, is intended to normally block the end 39a of the link 39 in the inclined part 53 of the light 51 and it can be erased in order to let escape the said rod end 39a in the part 52 of the light 51, when the magnetic disjunction means are actuated or under the influence of the bimetallic strip.
  • the return spring 96 then allows the pawl 42 to be reset under the action of the branch 96b when, starting from the disjunction position, the lever 5a is brought back trigonometrically to the "On" position (FIG. 15).
  • the trigger lever 43 has an intermediate surface 66 intended to be struck by the percussion rod or striker of the electromagnetic coil 33 and, at its end opposite to the previous one, a spout 67 mechanically connecting the bimetallic strip 27 to the lever 43 via the driver 44 ( Figures 3 and 4) to ensure thermal disjunction.
  • the movable contacts 17 and 29, which can be neutral or phase depending on the embodiment of the circuit breaker, are identical and have, in a head 68, a main orifice 69, which is slightly oblong, intended to come on the axis pivoting mechanism, that is to say, in the embodiment described and shown ( Figures 7, 9, 10), or on the part 58 of the pivot 56 for the left movable contact, or on a shaft end carried by a housing half-shell and coming to be placed in the recess 59 of the contact carrier 41, for the right movable contact.
  • a notch in the form of a quasi-orifice 70 is also provided in the head 68 and is intended to be engaged on the finger 64 of the contact carrier 41, a finger which actually acts as an axis of articulation of the movable contact when one arrives in the contact position. It should indeed be noted that the pivoting axis of the movable contacts is different from that of the lock, for reasons considered later.
  • the head 68 is extended by an elongated part 72 presenting the actual electrical contact point, reference 73, and, on the side opposite the latter, a notch 74. Finally, on its edge opposite to said elongated part 72, the head has a lateral lug 71 coming from folding.
  • Each movable contact 17, 29 is associated with a powerful contact spring 76, with a turn, having two branches 77, 78 forming at rest a slightly obtuse angle, the branch 77 further comprising an end 79 folded at right angles to the outside. .
  • This spring is shaped so as to normally maintain the movable contact on its axis and, in the closed position, to ensure the contact pressure on the corresponding fixed contact.
  • the turn of the spring 76 is placed around the axis (pivot 56 or end of the shaft of the housing), while the branch 77, by its end 79, and the branch 78 engage in the notches 74 and against the lugs 71, respectively.
  • the establishment of the spring is done under stress by bringing the two branches 77, 78 towards one another.
  • the actuator 5 no longer being entirely in the "Stop" position, but in an intermediate position, shown in FIG. 13, the open contact position is guaranteed by the action in direct trigonometric direction of the powerful spring 50 on the assembly constituted by the contact carrier 41, the movable contacts 17 and 29 and the pawl 42.
  • the free end 39a of the rod 39 is then held by the pawl 42 against the inclined thrust surface 54.
  • the action of the pawl 42 is possible because the spring 96 brings it closer to the contact carrier.
  • This wear stroke is in particular intended to compensate for the play which would possibly come from contact wear, and which would create contact problems, making the circuit breaker much less reliable.
  • FIGS. 16 to 19 Reference is now made to FIGS. 16 to 19 for the description of the magnetic sub-assembly 31 designed so as to form a rigid assembly.
  • the magnetic sub-assembly 31 comprises the yoke 34 obtained from a single piece cut and folded to present two flanks 80 and 81 parallel to each other and joined together by a longitudinal arm 82, the flank 81 continuing inside d a transverse half to form the fixed contact 35 (with silver contact pad, welded), then, by a parallel part and facing said arm 82, the switching electrode 37.
  • the magnetic part consists of the coil 33 obtained by simple winding, without subsequent folding of the protruding ends 83 and 84, a fixed core 85 engaged in an orifice 86 formed in the sidewall 81, an insulating sheath 87 extending from the fixed core protruding through an orifice 88, formed in the sidewall 80 and aligned with the previous one, as well as a core 89 movable in said insulating guide sheath 87 to drive the striker 90 which is guided in the fixed core 85, at the against a return spring.
  • the end 83 is welded to a tab 91 coming in one piece with the flank 81, on the side opposite the extension forming the fixed contact.
  • the other end 84 of the coil is welded to a conductive connecting piece 92 penetrating into the corresponding connection terminal 32.
  • the piece 92 has an inclined part to take account of the orientation of the end 84 in order to ensure a satisfactory electrical and mechanical connection.
  • the rigid assembly thus formed is easy to set up precisely.
  • the sub-assembly 31 thus described corresponds to a type of configuration, neutral on the left or neutral on the right (neutral on the left in FIGS. 16 to 19).
  • a cylinder head, a coil and a symmetrical terminal will be used by mirror inversion of the previous ones along a vertical axis, the cores and sheath being identical.
  • Figure 20 offers an exploded view of the entire device, and allows you to get a good idea of the parts involved in the invention and that must be assembled as part of the process.
  • FIG. 21 (a to v) illustrating the assembly process according to the invention, of a circuit breaker with neutral and to the left.
  • the mounting plate is in this case the right half-shell 11. It has a shaft end 94 intended for mounting the movable contact 29 (and its spring 76) and of the contact carrier 41, as well as a pivot 95 for the operating member 5.
  • the mounting plate naturally includes various positioning means not shown for the other components of the device. It is the first element of the assembly in a).
  • FIG. 22 (a to v) illustrating the assembly process according to the invention, of a neutral circuit breaker on the right.
  • the machine uses a variant of a part, but at the same installation station.
  • These small variants are not annoying in terms of automation, they are easily manageable. They concern the half-shells and the spacer.
  • the machine can more difficult manage this, hence the manual phases. It concerns the fixed neutral contact, mobile neutral, magnetic and thermal contact sub-assemblies. In one version, some appear at the beginning of the assembly and others at the end, while it is the opposite in the other version.

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  • Breakers (AREA)
  • Circuit Breakers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
EP92440057A 1992-05-13 1992-05-13 Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart Expired - Lifetime EP0569651B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ES92440057T ES2072124T3 (es) 1992-05-13 1992-05-13 Procedimiento de ensamblado de disyuntores de fase y de neutro y disyuntor de este tipo.
AT92440057T ATE121216T1 (de) 1992-05-13 1992-05-13 Montageverfahren für phasen-neutralleiter- schutzschalter und schutzschalter dieser bauart.
EP92440057A EP0569651B1 (de) 1992-05-13 1992-05-13 Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart
DE69202052T DE69202052D1 (de) 1992-05-13 1992-05-13 Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92440057A EP0569651B1 (de) 1992-05-13 1992-05-13 Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart

Publications (2)

Publication Number Publication Date
EP0569651A1 true EP0569651A1 (de) 1993-11-18
EP0569651B1 EP0569651B1 (de) 1995-04-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP92440057A Expired - Lifetime EP0569651B1 (de) 1992-05-13 1992-05-13 Montageverfahren für Phasen-Neutralleiter-Schutzschalter und Schutzschalter dieser Bauart

Country Status (4)

Country Link
EP (1) EP0569651B1 (de)
AT (1) ATE121216T1 (de)
DE (1) DE69202052D1 (de)
ES (1) ES2072124T3 (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1146534A1 (de) * 2000-04-11 2001-10-17 Felten & Guilleaume KG Schaltmechanik für einen Schutzschalter
US6310886B1 (en) 1997-08-28 2001-10-30 Tivo, Inc. Method and apparatus implementing a multimedia digital network
CN108198718A (zh) * 2018-02-07 2018-06-22 苏州司巴克自动化设备股份有限公司 一种静触头组装模具
CN108288568A (zh) * 2018-03-27 2018-07-17 芜湖美的厨卫电器制造有限公司 电源断路器及家用电器
CN114367779A (zh) * 2022-01-11 2022-04-19 浙江百宸电气有限公司 智能型万能式断路器触头系统组件焊接用定位装置
WO2022135039A1 (zh) * 2020-12-25 2022-06-30 浙江奥来电器有限公司 一种断路器的n极接线结构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100875136B1 (ko) 2008-04-16 2008-12-22 주식회사 다림바이오텍 돼지 유래 에스터화 아텔로콜라겐을 이용한 접착성 지혈제및 그 제조방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0403358A1 (de) * 1989-06-16 1990-12-19 Hager Electro S.A. Null- und Phasenschalter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0403358A1 (de) * 1989-06-16 1990-12-19 Hager Electro S.A. Null- und Phasenschalter

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6310886B1 (en) 1997-08-28 2001-10-30 Tivo, Inc. Method and apparatus implementing a multimedia digital network
EP1146534A1 (de) * 2000-04-11 2001-10-17 Felten & Guilleaume KG Schaltmechanik für einen Schutzschalter
CN108198718A (zh) * 2018-02-07 2018-06-22 苏州司巴克自动化设备股份有限公司 一种静触头组装模具
CN108198718B (zh) * 2018-02-07 2023-11-03 苏州司巴克自动化设备股份有限公司 一种静触头组装模具
CN108288568A (zh) * 2018-03-27 2018-07-17 芜湖美的厨卫电器制造有限公司 电源断路器及家用电器
CN108288568B (zh) * 2018-03-27 2024-03-29 芜湖美的厨卫电器制造有限公司 电源断路器及家用电器
WO2022135039A1 (zh) * 2020-12-25 2022-06-30 浙江奥来电器有限公司 一种断路器的n极接线结构
CN114367779A (zh) * 2022-01-11 2022-04-19 浙江百宸电气有限公司 智能型万能式断路器触头系统组件焊接用定位装置

Also Published As

Publication number Publication date
ES2072124T3 (es) 1995-07-01
DE69202052D1 (de) 1995-05-18
ATE121216T1 (de) 1995-04-15
EP0569651B1 (de) 1995-04-12

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