EP2551887B1 - Fixation pour fusible - Google Patents

Fixation pour fusible Download PDF

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Publication number
EP2551887B1
EP2551887B1 EP12175966.6A EP12175966A EP2551887B1 EP 2551887 B1 EP2551887 B1 EP 2551887B1 EP 12175966 A EP12175966 A EP 12175966A EP 2551887 B1 EP2551887 B1 EP 2551887B1
Authority
EP
European Patent Office
Prior art keywords
fuse
contact
housing
contact element
opening
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.)
Active
Application number
EP12175966.6A
Other languages
German (de)
English (en)
Other versions
EP2551887A2 (fr
EP2551887A3 (fr
Inventor
Heinz Reibke
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.)
Phoenix Contact GmbH and Co KG
Original Assignee
Phoenix Contact GmbH and Co KG
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 Phoenix Contact GmbH and Co KG filed Critical Phoenix Contact GmbH and Co KG
Publication of EP2551887A2 publication Critical patent/EP2551887A2/fr
Publication of EP2551887A3 publication Critical patent/EP2551887A3/fr
Application granted granted Critical
Publication of EP2551887B1 publication Critical patent/EP2551887B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/20—Bases for supporting the fuse; Separate parts thereof
    • H01H85/202—Bases for supporting the fuse; Separate parts thereof for fuses with ferrule type end contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/54—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers
    • H01H85/545—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers with pivoting fuse carrier

Definitions

  • the invention is directed to a fuse terminal, which has a housing, a fuse carrier arranged on the housing and a securing element, wherein the fuse carrier has a swivel arm, on which a receiving element, in which the securing element is inserted, is arranged such that the securing element is arranged with its longitudinal axis at an angle of substantially 90 ° to the longitudinal axis of the pivot arm, so that the securing element can be inserted by means of a pivoting movement of the fuse carrier in a vertically formed in the housing opening.
  • Fuse terminals which can be arranged side by side on a mounting rail, serve to make the required protection of the main and control circuits in switchgear, control systems and devices. Fuse terminals thus have the task of securing as well as the distribution of a potential.
  • fuse terminals are known in which the fuse element is screwed with a screw vertically into the housing of the fuse terminal.
  • the disadvantage here is that a large terminal pitch of ⁇ 12 mm is required.
  • the handling when inserting and loosening the fuse element in the fuse terminal is cumbersome.
  • a switchable safety device which is pivotable on a Lid of the device is arranged touch-safe covering housing.
  • the invention is based on the object to provide a fuse terminal available, by means of which the Klemmenannon reduced and the handling of the fuse terminal can be simplified.
  • this object is achieved in that in the housing, a first contact element, which contacts the fuse element in an inserted into the opening state of the fuse element at a first end of the fuse element, and a second contact element, which Secured in the inserted into the opening state of the fuse element at a first end opposite the second end of the fuse element, are arranged, wherein the first contact element and the second contact element are substantially U-shaped and the first contact element and the second contact element, the fuse element in the inserted state in each case engage around on its outer circumference, and wherein the first substantially U-shaped contact element and the second substantially U-shaped contact element each have an insertion opening for Having the securing element over which the securing element in the first contact element and the second contact element can be inserted, wherein the cross-sectional area of the insertion opening of the first contact element is formed perpendicular to the cross-sectional area of the insertion opening of the second contact element.
  • the fuse terminal according to the invention is characterized in that the fuse element is no longer screwed by means of a screw cap in an opening formed in the housing, but is pivoted by means of a pivot arm of a fuse carrier in the opening to the fuse element in the opening of the housing position.
  • the securing element is arranged for this purpose in a receiving element formed on the swivel arm.
  • the fuse carrier or the swivel arm of the fuse carrier is pivotably arranged or mounted on the housing, so that the arranged in the receiving element of the fuse carrier fuse element is stored captive on the fuse carrier directly to the housing, even if the fuse element is not inserted into the opening of the housing is.
  • the pivotal arrangement of the fuse element on the fuse carrier to the housing also allows for easier handling during insertion of the fuse element in the opening of the housing and the removal of the fuse element from the opening of the housing.
  • the receiving element with which the securing element can be inserted together into the opening of the housing, is preferably adapted to the contour or the outer dimensions of the securing element and lies directly on the outer peripheral surface of the securing element, so that as little additional space in the securing clamp for the receiving element necessary is.
  • the receiving element is preferably designed in the manner of a cage, which surrounds the securing element only partially and does not cover the entire outer peripheral surface of the fuse element.
  • the securing element and thus also the receiving element is arranged according to the invention with its longitudinal axis at an angle of substantially 90 ° to the longitudinal axis of the pivot arm, so that the securing element can be arranged vertically in a pivoting movement in the housing. Due to the vertical arrangement of the fuse element in the housing, the width of the fuse terminal is hardly affected by the fuse element, so that the size of the fuse terminal as small as possible, can be formed with the smallest possible width.
  • a vertical arrangement of the fuse element in the housing means that the fuse element is arranged with its longitudinal axis at an angle of 90 ° to the top or bottom, with which the fuse terminal is latched to a mounting rail of the housing of the fuse terminal. The same applies to the vertically formed in the housing opening.
  • first contact element which contacts the securing element in a state of the securing element inserted into the opening at a first end of the securing element
  • second contact element which engages the securing element in the state of the securing element introduced into the opening at a first end contacted opposite the second end of the fuse element arranged.
  • the two Contact elements are preferably each connected to a conductor connection body, which may be in the form of, for example, a screw connection body or solder connection body.
  • connection preferably takes place with a metal strip, which extends from a contact element to a contact element associated conductor terminal body and preferably protrudes into the conductor terminal body, so that the metal strip and thus the contact element via the metal strip directly come into contact with an inserted in the conductor connection body conductor can.
  • a metallic contact cap is preferably arranged in each case, against which the contact elements can bear in contact.
  • the first contact element and the second contact element are formed substantially U-shaped and the first contact element and the second contact element embrace the securing element in the inserted state in each case on its outer circumference.
  • the contact elements are preferably formed of a metal strip or metal strip, which is bent in a U-shape. Due to the U-shaped configuration of the contact elements, the securing element can be clamped in the contact elements between two contact arms forming the U-shape, without the need for further additional components.
  • the contact elements are characterized by a simple configuration, in which at the same time a secure contacting of the contact elements can be ensured with the securing element by the U-shaped trained contact elements, the securing element in the inserted state in each case on its outer circumference, wherein the outer circumference is preferably formed by the disposed at the two ends of the securing element contact caps embrace.
  • the first substantially U-shaped contact element and the second substantially U-shaped contact element further each having an insertion opening for receiving the securing element, via which the securing element in the first contact element and the second contact element can be inserted, wherein the cross-sectional area of the insertion opening of the first contact element is formed perpendicular to the cross-sectional area of the insertion opening of the second contact element.
  • the insertion of the first contact element and the second contact element are thus not shown pointing in the same direction, but rotated at an angle of 90 ° to each other.
  • the two contact elements are arranged in such a way in the housing that the securing element abuts with its end face of the first end in the inserted state in the first contact element, so that the first contact element engages around the securing element along its longitudinal axis.
  • the second contact element surrounds the securing element transversely to its longitudinal axis, so that the securing element rests in the inserted state with its longitudinal side surface on the second contact element.
  • the receiving element is preferably designed such that the receiving element has two oppositely arranged web element, between which the securing element is held clamped. Due to the design of the receiving element substantially of the two web elements, the outer peripheral surface of the securing element is covered only in a relatively small area of the receiving element, so that the possible contacting surface of the securing element for contacting with the contact elements is as large as possible. In addition, the receiving element thereby has a simple configuration, which requires little space, and the securing element can also be easily inserted into the receiving element and released from the receiving element again.
  • the two web elements preferably each have a latching area for clamping the securing element.
  • the fuse carrier has a arranged on the pivot arm grip element.
  • the gripping element is preferably arranged at a free end of the swivel arm and is preferably designed in the form of a web which is arranged at an angle, ie at an angle of preferably 5 ° -60 ° to the longitudinal axis of the swivel arm on the swivel arm.
  • the gripping element preferably has a serrated side surface to prevent slippage of the handle member when operating the fuse carrier, thereby improving the handling of the fuse terminal.
  • the fuse carrier has a labeling surface over which the fuse terminal can be marked.
  • the labeling surface is preferably formed on the pivot arm of the fuse carrier, so that the labeling surface is easy to recognize for a user.
  • FIG. 1 and 2 fuse terminals are shown according to the invention, wherein as in Fig. 2 can be seen, here three fuse terminals next to each other are snapped onto a mounting rail 32.
  • Each fuse terminal has in each case a housing 1, in particular an insulating material housing, a fuse carrier 2 which is arranged pivotably on the housing 1 and a fuse element 3 arranged in the fuse carrier 2.
  • the fuse carrier 2 has a pivoting arm on which a receiving element 5 is arranged, in which the Fuse element 3 is inserted.
  • the receiving element 5 is arranged on the pivot arm, that the securing element 3 is arranged with its longitudinal axis 6 at an angle of 90 ° to the longitudinal axis 7 of the pivot arm.
  • the pivot arm of the fuse carrier 2 has a first end 8 and a second end 9, wherein the pivot arm is rotatably mounted with its first end 8 to the housing 1.
  • a handle member 10 is arranged at the first end 8 opposite second end 9 of the pivot arm.
  • the swivel arm is in the form of an elongate web or strap, which has approximately the width of the housing 1, so that the swivel arm can cover the upper side 11 of the housing 1.
  • the pivot arm, the receiving element 5 and the handle member 10 are formed of a non-conductive plastic material.
  • the receiving element 5 is arranged on an underside 12 of the swivel arm, which rests in an inserted state of the securing element 3 in the housing 1 on the upper side 11 of the housing 1.
  • the receiving element 5 is rectangular in shape and consists essentially of two mutually parallel web members 13, 14, between which the securing element 3 is kept clamped.
  • the two web elements 13, 14 extend along the longitudinal side surfaces of the securing element 3.
  • the two web elements 13, 14 are connected to a first connecting web 15 and a second connecting web 15 opposite the second connecting web 16, wherein the securing element 3 with its two end faces on each one Connecting web 15, 16 is applied.
  • the area between the two web elements 13, 14 is free, so that the securing element in these areas of its longitudinal side surface not from the Receiving element 5 is covered.
  • the two web elements 13, 14 each have a latching region 17, 18 for clamping the securing element 3.
  • the two latching areas 17, 18 are formed on the two web elements 13, 14 opposite each other.
  • the two latching regions 17, 18 each have a greater width than the web elements 13, 14, so that in the region of the latching regions 17, 18, a larger surface of the outer periphery of the securing element 3 is covered and bears against the outer periphery.
  • the pointing in the direction of securing element 3 surface of Einrast Schemee 17, 18 is curved, so that the Einrast Schemee 17, 18 are adapted to the cylindrical outer periphery of the securing element 3 and thereby a tilt-safe attachment of the securing element 3 in the receiving element 5 is possible.
  • the latching portions 17, 18 are positioned so as to hold the securing element 3 in the center.
  • Fig. 1 and 2 the fuse carrier 2 is shown in three different positions.
  • the first position A of the fuse carrier 2 is lifted from the top 11 of the housing 1 and pivoted away from the housing 1.
  • position B the fuse carrier 2 is arranged in an intermediate position.
  • the pivot arm of the fuse carrier 2 rests on the upper side 11 of the housing 1 and the receiving element 5 is inserted together with the securing element 3 in an opening 19 formed vertically in the housing 1.
  • Position C thus shows the securing element 3 in an inserted state. In the inserted state, the securing element 3 is completely inserted or immersed in the housing 1, wherein the securing element 3 in this position C perpendicular, that is arranged at an angle of 90 ° to the top 11 of the housing 3.
  • a first contact element 20 and a second contact element 21 is arranged, wherein in the inserted state of the securing element 3, the first contact element 20, the securing element 3 at a first end 22 and the second contact element 21 Secured fuse element 3 at a first end 22 opposite the second end 23 contacted.
  • a contact cap is preferably arranged at the first end 22 and at the second end 23 of the securing element 3, against which the contact elements 20, 21 rest in the contacting state.
  • the first contact element 20 and the second contact element 21 are substantially U-shaped, so that they engage around the securing element 2 on its outer circumference or on its outer peripheral surface in the contacting state.
  • the first and the second contact element 20, 21 are each formed of a metal strip or metal strip, which are bent in a U-shape.
  • the U-shaped contact elements 20, 21 each have an insertion opening, via which the securing element 3 are inserted into the first contact element 20 and the second contact element 21 during a pivoting movement of the fuse carrier 2, wherein the cross-sectional area of the insertion opening of the first contact element 20 perpendicular to the cross-sectional area of the insertion opening of the second contact element 21 is formed.
  • the contact elements 20, 21 are thus designed to be open in different directions with respect to one another, via which the securing element 3 together with the receiving element 3 is pivoted into the contact elements 20, 21.
  • the two contact elements 20, 21 are arranged in the housing 1 such that the securing element 3 rests with its end face of the first end 22 in the inserted state on the first contact element 20 and is inserted into the U-shape of the first contact element 20, so that the first contact element 20 surrounds the securing element 3 along its longitudinal axis 6.
  • the first contact element 20 is connected via a metal strip 24 to a first conductor connection body 25.
  • the second contact element 21 is connected to a second conductor connection body 27 via a metal strip 26.
  • the metal strips 24, 26 are formed so long that they are each passed through an opening formed in the conductor connecting bodies 25, 27 opening 28, 29, in which a conductor can be clamped, and project beyond this.
  • the housing 1 of the fuse terminal can via the latching receptacle 30 to a, as in Fig. 2 shown, mounting rail 32 are snapped.
  • the grip element 10 of the fuse carrier 2 is arranged at an angle, ie at an angle of preferably 5 ° -60 °, to the longitudinal axis 7 of the pivot arm on the pivot arm.
  • the handle member 10 has a serrated side surface 31 to prevent slipping of the Handle element 10 when operating the fuse carrier 2 to prevent.

Landscapes

  • Fuses (AREA)

Claims (5)

  1. Borne-fusible, avec un boîtier (1), un support de fusible (2) disposé de manière pivotante sur le boîtier (1), et un élément de fusible (3), le support de fusible (2) présentant un bras pivotant sur lequel est disposé un élément de réception (5), dans lequel l'élément de fusible (3) est mis en place, de manière à ce que l'élément de fusible (3) soit disposé avec son axe longitudinal (6) selon un angle sensiblement de 90° par rapport à l'axe longitudinal (7) du bras pivotant de sorte qu'il est possible d'introduire l'élément de fusible (3) au moyen d'un mouvement de pivotement du support de fusible (2) dans une ouverture (19) formée perpendiculairement dans le boîtier (1), caractérisée en ce que, dans le boîtier (1), sont disposés un premier élément de contact (20) qui entre en contact avec l'élément de fusible (3) au niveau d'une première extrémité (22) de l'élément de fusible (3) dans un état inséré dans l'ouverture (19) de l'élément de fusible (3), et un deuxième élément de contact (21) qui entre en contact avec l'élément de fusible (3) au niveau d'une deuxième extrémité (23) de l'élément de fusible (3) située en vis-à-vis de la première extrémité (22) dans l'état inséré dans l'ouverture (19) de l'élément de fusible (3), le premier élément de contact (20) et le deuxième élément de contact (21) étant sensiblement réalisés en forme de u et le premier élément de contact (20) et le deuxième élément de contact (21) entourant l'élément de fusible (3) à l'état inséré respectivement au niveau de son pourtour extérieur, et le premier élément de contact (20) sensiblement réalisé en forme de u et le deuxième élément de contact (21) sensiblement réalisé en forme de u présentant respectivement une ouverture d'insertion pour la réception de l'élément de fusible (3) via laquelle il est possible d'insérer l'élément de fusible (3) dans le premier élément de contact (20) et le deuxième élément de contact (21), la surface en section transversale de l'ouverture d'insertion du premier élément de contact (20) étant réalisée perpendiculairement à la surface de section transversale de l'ouverture d'insertion du deuxième élément de contact (21).
  2. Borne-fusible selon la revendication 1, caractérisée en ce que l'élément de réception (5) présente deux éléments de nervure (13, 14) situés en vis-à-vis l'un de l'autre, entre lesquels l'élément de fusible (3) est maintenu de manière bloquée.
  3. Borne-fusible selon la revendication 2, caractérisée en ce que les deux éléments de nervure (13, 14) présentent respectivement une zone de mise en prise (17, 18) pour bloquer l'élément de fusible (3).
  4. Borne-fusible selon l'une des revendications 1 à 3, caractérisée en ce que le support de fusible (2) présente un élément de prise (10) disposé sur le bras pivotant.
  5. Borne-fusible selon l'une des revendications 1 à 4, caractérisée en ce que le support de fusible (2) présente une surface inscriptible.
EP12175966.6A 2011-07-27 2012-07-11 Fixation pour fusible Active EP2551887B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011052198A DE102011052198A1 (de) 2011-07-27 2011-07-27 Sicherungsklemme

Publications (3)

Publication Number Publication Date
EP2551887A2 EP2551887A2 (fr) 2013-01-30
EP2551887A3 EP2551887A3 (fr) 2014-08-20
EP2551887B1 true EP2551887B1 (fr) 2015-08-12

Family

ID=46581753

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12175966.6A Active EP2551887B1 (fr) 2011-07-27 2012-07-11 Fixation pour fusible

Country Status (6)

Country Link
US (1) US20130187747A1 (fr)
EP (1) EP2551887B1 (fr)
JP (1) JP5499116B2 (fr)
CN (1) CN102903583B (fr)
DE (1) DE102011052198A1 (fr)
ES (1) ES2550191T3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108288554B (zh) * 2018-01-23 2023-11-24 广东海悟科技有限公司 一种实现互锁的熔断器组件
DE102018208725A1 (de) * 2018-06-04 2019-12-05 Phoenix Contact Gmbh & Co. Kg Überspannungsschutzgeräte-Ensemble
EP3608934A1 (fr) * 2018-08-07 2020-02-12 Gorlan Team, S.L.U. Module de commutateur de fusible
US11139136B1 (en) * 2020-05-30 2021-10-05 Regal Beloit America, Inc. Fuse holder with busbar clamp

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Also Published As

Publication number Publication date
CN102903583B (zh) 2015-11-25
ES2550191T3 (es) 2015-11-05
US20130187747A1 (en) 2013-07-25
DE102011052198A1 (de) 2013-01-31
CN102903583A (zh) 2013-01-30
EP2551887A2 (fr) 2013-01-30
EP2551887A3 (fr) 2014-08-20
JP5499116B2 (ja) 2014-05-21
JP2013030483A (ja) 2013-02-07

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