EP4049347B1 - Connecteur électrique doté de porte-fusible - Google Patents

Connecteur électrique doté de porte-fusible Download PDF

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Publication number
EP4049347B1
EP4049347B1 EP20799984.8A EP20799984A EP4049347B1 EP 4049347 B1 EP4049347 B1 EP 4049347B1 EP 20799984 A EP20799984 A EP 20799984A EP 4049347 B1 EP4049347 B1 EP 4049347B1
Authority
EP
European Patent Office
Prior art keywords
fuse
fuse holder
electrical connector
housing portion
industrial
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
EP20799984.8A
Other languages
German (de)
English (en)
Other versions
EP4049347A1 (fr
Inventor
Wilhelm KLIEVER
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.)
Harting Electric Stiftung and Co KG
Original Assignee
Harting Electric Stiftung 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 Harting Electric Stiftung and Co KG filed Critical Harting Electric Stiftung and Co KG
Publication of EP4049347A1 publication Critical patent/EP4049347A1/fr
Application granted granted Critical
Publication of EP4049347B1 publication Critical patent/EP4049347B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/68Structural association with built-in electrical component with built-in fuse
    • H01R13/684Structural association with built-in electrical component with built-in fuse the fuse being removable
    • H01R13/688Structural association with built-in electrical component with built-in fuse the fuse being removable with housing part adapted for accessing the fuse
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/665Structural association with built-in electrical component with built-in electronic circuit
    • H01R13/6691Structural association with built-in electrical component with built-in electronic circuit with built-in signalling means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/717Structural association with built-in electrical component with built-in light source
    • H01R13/7175Light emitting diodes (LEDs)

Definitions

  • the invention relates to an industrial connector with an electrical fuse holder according to the preamble of independent claim 1.
  • An electrical fuse holder is a holder device for electrical fuses.
  • the electrical fuses can in particular be overcurrent protection devices, such as fuses.
  • Such connectors are required, particularly in industrial environments, to transmit energy, especially electrical energy, signals and/or data to devices such as work machines, control cabinets or similar devices.
  • appliance connector plugs in the state of the art, for example from households, which are equipped with electrical fuses integrated into the appliance connector plug to protect against overload.
  • a specialist is often required to locate the source of the error, for example in a control cabinet.
  • fault localization can take a lot of time due to the increasingly complex design of control cabinets.
  • some systems may be subject to planned higher loads. For example, systems in the information technology sector could be deliberately overloaded for a short time in order to absorb or enable power peaks. It can therefore be sensible to have an affected power line replaced by less qualified personnel first in order to save time and/or bridge the gap. The replaced, defective power line can then be checked centrally by a specialist, for example, in order to rule out the power line as the source of the error or to eliminate any defect that has occurred.
  • the US 1,743,821 A discloses an insulating base having electrical conductors therethrough, one end of the conductors terminating in electrical contacts, removable fuses in the base forming part of the conductors, a forwardly extending grommet disposed around the contacts and secured to the base, a flexible and resilient rubber-like housing disposed around the base and extending over the grommet, and means for removably securing the housing to the grommet.
  • German Patent and Trademark Office has searched the following prior art in the priority application for the present application: EN 10 2010 002 176 A1 ; EN 10 2016 116 926 A1 ; DE 202 14 132 U1 ; EN 20 2017 100 408 U1 ; GB 2 355 601 A ; US6,746,279 B1 ; US 2005/0014412 A1 ; US 2007/0008061 A1 ; US 1,743,821 A ;
  • the object of the invention is to offer an industrial connector which makes the maintenance of a system, in particular an industrial system, simpler and more maintenance-friendly and thus in particular reduces the risk potential for less experienced maintenance personnel.
  • the industrial connector according to the invention is composed of an upper housing section for receiving a conductor and a lower housing section that can be detachably connected to it for receiving at least one contact carrier.
  • the contact carrier receives at least one contact.
  • the contact is intended for establishing a connection with a corresponding counter-contact for transmitting at least electrical energy and/or electrical signals/data.
  • At least one fuse holder for receiving at least one electrical fuse is arranged within the industrial connector.
  • the fuse holder is detachably connected to a carrier element, wherein the carrier element and the fuse holder are each designed with at least one corresponding connecting element.
  • the connecting element is designed in such a way that a positive connection is established between the fuse holder and the carrier element. This allows the Industrial connectors ensure excellent accessibility to the contacts used in the contact carrier.
  • a connection from the contacts to the fuse holder can be easily established.
  • This design means that a contact connected to a conductor can first be inserted into the contact carrier, the contact carrier can be inserted into the lower housing section and then the conductor can be connected to the fuse holder before it is detachably connected to the carrier element.
  • a standardized rail a so-called "top hat rail”
  • top hat rail By using a top hat rail, it is possible to use fuse holders that are usually used in control cabinets.
  • This type of design enables a particularly high variety of variants. This type of modularity can be particularly advantageous when there are different requirements for the lines to be protected.
  • the upper housing section here refers to the section of the industrial connector that is able to accommodate conductors and cables. Conductors are particularly cables for transmitting electrical energy. Alternatively and/or additionally, other conductors, for example for fluids, can be used.
  • the term "fuse holder” in this context refers to a device for The term “fuse” refers to the inclusion of an electrical fuse for electrically conductive connection with at least one electrical conductor. In other words, the fuse holder uses an inserted fuse to establish an electrical connection between the contact inserted in the contact carrier and a conductor inserted into the upper housing section. The current and/or the voltage of the electrical conductor attached to the fuse holder is then protected by an inserted fuse.
  • So-called fuses are preferably used as fuses, which burn out if the current is too high for a certain period of time, thereby protecting subsequent components from damage.
  • the fuse holder advantageously accommodates two fuses.
  • the fuse holder preferably accommodates three fuses.
  • several fuse holders can be used, with the fuse holders accommodating any number of fuses.
  • Three fuse holders are preferably used, each of which accommodates one fuse.
  • the industrial connector can have means for fixing the inserted cable, for example a cable screw connection.
  • the industrial connector On the plug-in side, the industrial connector is provided with a corresponding plug-in opening and in particular with a corresponding so-called “plug-in face” for plugging into a corresponding mating connector, e.g. for signal and/or energy transmission.
  • the industrial connector can also have a separate so-called “holder frame” and/or a similarly acting holding mechanism that is firmly integrated into the industrial connector, as well as several insulating bodies arranged therein in the form of so-called "plug-in modules”.
  • the industrial connector can consist at least partially of metal and can be used for high currents and/or voltages, e.g.
  • the industrial connector can have at least one PE (“Protection Earth”) contact, for example in the form of a PE screw or a plug contact.
  • PE Processing Earth
  • the carrier element is connected to one of the two housing sections.
  • the carrier element is connected to the lower housing section. Depending on the shape of the housing, it may also be useful to make the carrier element connectable to the upper housing section.
  • a carrier element By using a carrier element, the positioning of the fuse holder within the industrial connector can be securely determined. This means that the connecting conductors from the contacts positioned in the contact carrier can be pre-assembled to form a fuse holder, which significantly simplifies the manufacturing process, assembly process and maintenance.
  • a further embodiment provides for the carrier element to be detachably connected to the upper housing section or the lower housing section.
  • the carrier element can be detachably connected to the upper housing section or the lower housing section.
  • a fuse holder according to the invention can be firmly connected to a carrier element.
  • assembly is simplified in a similar way to the previous description, since contacts can first be inserted into the contact carriers in order to then connect conductors connected to the contacts to the fuse holder and then fasten the fuse holder to a housing section.
  • a corresponding industrial connector can be used in a wider variety of ways in this way, since it can be used as a regular industrial connector.
  • the detachably connectable carrier element is omitted if there is no longer a need for electrical protection of the current-carrying conductors.
  • the state of at least one inserted electrical fuse can be read through a viewing opening in the upper housing section and/or the lower housing section.
  • a viewing window is designed to enable a visual inspection of the electrical fuse.
  • the state of at least one inserted electrical fuse is indicated by at least one signal.
  • the state of an inserted electrical fuse is indicated by a light source.
  • a light-emitting diode (LED) is used as the light source.
  • a light-emitting diode can advantageously be arranged on the fuse holder through a viewing window. Nevertheless, the state of the electrical fuse held by the fuse holder can be recognized from outside the industrial connector. In the event of a defect, the maintenance personnel deployed can recognize at first glance a cable with an industrial connector according to the invention that needs to be replaced.
  • the industrial connector can also have a locking mechanism, e.g. in the form of a locking bracket or two push buttons or similar, for locking the industrial connector with the mating connector plugged into it.
  • the push buttons may have the advantage of being easier to use, since the two push buttons only have to be moved towards each other to lock them, i.e. they can be pressed together by the user with one hand.
  • the locking bracket may have the advantage that it automatically presses the industrial connector and the mating connector against each other to form a seal when locking, without the need for a special mechanism.
  • a locking mechanism can also be automated, for example by means of an appropriate electromechanical device. In this way, for example, "pulling under load" can also be prevented.
  • the Figure 1 shows an industrial connector 1 according to the invention.
  • the upper housing section 2 is provided with a cable fastening 12.
  • the cable fastening 12 shown is a cable screw connection which secures a cable through screwing the cap and thus securing it against being pulled out.
  • a sight glass 13 can also be seen, which protects a viewing opening 10 against the ingress of foreign bodies.
  • the upper housing section 2 is detachably connected to the lower housing section 3.
  • a flat tool is required, for example a slotted screwdriver, to release a catch between the upper housing section 2 and the lower housing section 3. This design is intended to prevent the industrial connector 1 from being opened easily without tools.
  • an industrial plug connector 1 is shown in a partially disassembled view. More precisely, in the embodiment shown, the upper housing section 2 has been separated from the lower housing section 3. This reveals the fuse holder 6 arranged on a carrier element 8. Furthermore, electrical fuses 7 inserted in the fuse holder 6 can be seen. It goes without saying for those skilled in the art that instead of the fuse holder 6 shown with Further, contact carriers 4 and 4' inserted in the lower housing section 3 and contacts 5 located therein can be seen. The contacts 5' inserted in the contact carrier 4' are arranged within the insulating, cylindrical extensions.
  • a connecting element 9 is formed on the carrier element 8.
  • a connecting element 9 is shown as a top hat rail, whereby a fuse holder 6 can be used as a known component from a control cabinet.
  • a standardized top hat rail can be attached to the carrier element 8, for example by means of a screw or rivet connection as a connecting element.
  • a stop 14 is provided in order to be able to lay electrical conductors cleanly past the fuse holder 6, . This stop 14 simplifies the positioning of the fuse holder 6 on the carrier element 8, so that further cables can be easily laid past the fuse holder. This design can be particularly advantageous when using a PE conductor.
  • the lower housing section 3 is detachably connected to the carrier element 8.
  • a one-piece design is also conceivable.
  • a light source 11 arranged on the fuse holder 6 is also shown. The light source 11 is positioned such that when the industrial connector 1 is assembled, the light sources 11 can be seen through the viewing opening 10 and the inspection glass 13 of the upper housing section 2.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Claims (7)

  1. Connecteur enfichable industriel (1), comprenant une portion de boîtier supérieure (2) destinée à recevoir un câble et une portion de boîtier inférieure (3) pouvant être reliée à celle-ci de manière amovible et destinée à recevoir au moins un support de contacts (4), le support de contacts (4) recevant au moins un contact (5), l'au moins un contact (5) étant destiné à établir une liaison avec un contact homologue correspondant afin de transmettre au moins de l'énergie électrique et/ou des signaux/données électriques,
    au moins un porte-fusible (6) destiné à recevoir au moins un fusible électrique (7) étant disposé à l'intérieur du connecteur enfichable industriel (1), caractérisé en ce que le connecteur enfichable industriel (1) comporte en outre un élément de support (8) et le porte-fusible (6) est relié de manière amovible à l'élément de support (8), l'élément de support (8) et le porte-fusible (6) étant reliés à au moins un élément de liaison (9) correspondant, l'élément de liaison (9) établissant une liaison par complémentarité de formes entre le porte-fusible (6) et l'élément de support (8).
  2. Connecteur enfichable industriel (1) selon la revendication 1, caractérisé en ce que le porte-fusible (6) est relié à la portion de boîtier inférieure (3) ou à la portion de boîtier supérieure (2) par l'élément de support (8).
  3. Connecteur enfichable industriel (1) selon l'une des revendications précédentes, caractérisé en ce que l'élément de support (8) est.relié de manière amovible à la portion de boîtier supérieure (2) ou à la portion de boîtier inférieure (3).
  4. Connecteur enfichable industriel (1) selon l'une des revendications précédentes, caractérisé en ce que l'état de l'au moins un fusible électrique (7) utilisé est reproduit par au moins un signal.
  5. Connecteur enfichable industriel (1) selon l'une des revendications précédentes, caractérisé en ce que l'état de l'au moins un fusible électrique (7) utilisé peut être lu à travers une ouverture de visualisation (10) ménagée dans la portion de boîtier supérieure (2) et/ou dans la portion de boîtier inférieure (3).
  6. Connecteur enfichable industriel (1) selon l'une des revendications précédentes, caractérisé en ce que l'état de l'au moins un fusible électrique (7) utilisé est affiché par un voyant (11).
  7. Connecteur enfichable industriel (1) selon la revendication précédente, caractérisé en ce que le voyant (11) est réalisé sous la forme d'une diode électroluminescente.
EP20799984.8A 2019-10-21 2020-10-12 Connecteur électrique doté de porte-fusible Active EP4049347B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019128379.5A DE102019128379A1 (de) 2019-10-21 2019-10-21 Steckverbinder mit Sicherungshalter
PCT/DE2020/100881 WO2021078327A1 (fr) 2019-10-21 2020-10-12 Connecteur électrique doté de porte-fusible

Publications (2)

Publication Number Publication Date
EP4049347A1 EP4049347A1 (fr) 2022-08-31
EP4049347B1 true EP4049347B1 (fr) 2024-06-05

Family

ID=73039756

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20799984.8A Active EP4049347B1 (fr) 2019-10-21 2020-10-12 Connecteur électrique doté de porte-fusible

Country Status (5)

Country Link
US (1) US11784442B2 (fr)
EP (1) EP4049347B1 (fr)
CN (1) CN114631233A (fr)
DE (1) DE102019128379A1 (fr)
WO (1) WO2021078327A1 (fr)

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1743821A (en) * 1927-09-27 1930-01-14 Francis C Kollath Electric connecter
US2676223A (en) 1951-06-29 1954-04-20 Watford C Whitaker Fused plug connector
US3116386A (en) * 1960-11-15 1963-12-31 Whitney Blake Co Electrical cable connector
CH675505A5 (fr) * 1988-09-09 1990-09-28 Feller Ag
JP2901900B2 (ja) * 1995-08-04 1999-06-07 エス・オー・シー株式会社 コード付き電源プラグ
GB2355601B (en) * 1999-09-07 2003-07-16 David Malcolm Goodwin Fused electric plugs
US6746279B1 (en) * 2000-11-07 2004-06-08 Ixos Limited Power distribution system
US6592406B2 (en) * 2001-06-28 2003-07-15 An-Hom Liu Adapter with fuse and indicator and capable of being used as plug
CN2488197Y (zh) * 2001-07-09 2002-04-24 陈正治 具插片式保险丝的安全插头
DE20214132U1 (de) * 2002-09-12 2002-12-05 Harting Electric Gmbh & Co Kg Steckverbindermodul
AU2003901230A0 (en) * 2003-03-18 2003-04-03 Wharton, Geoffrey Mr New generation of electrical plugs and socket systems
US20070008061A1 (en) * 2005-07-05 2007-01-11 Chi-Wen Chen Electric plug
DE102010002176B4 (de) * 2010-02-22 2011-12-15 Tyco Electronics Amp Gmbh Kontakteinrichtung
JP5817709B2 (ja) * 2012-11-28 2015-11-18 住友電装株式会社 機器用コネクタ
JP6057374B2 (ja) * 2013-06-11 2017-01-11 矢崎総業株式会社 シールドコネクタ
DE102016116926A1 (de) 2016-09-09 2018-03-15 Harting Electric Gmbh & Co. Kg Überspannungsschutzmodul für einen modularen Steckverbinder
DE202017100408U1 (de) * 2017-01-26 2017-02-07 Lisa Dräxlmaier GmbH Steckverbinder und elektrische Stromschnittstelle mit direkter Leitungsabsicherung
KR102533294B1 (ko) * 2017-08-22 2023-05-18 현대자동차주식회사 고전압 커넥터
US10477717B2 (en) * 2017-09-29 2019-11-12 Yazaki North America, Inc. Self-aligning busbar assembly
TWI637567B (zh) * 2017-11-13 2018-10-01 台達電子工業股份有限公司 電連接器
CN207896359U (zh) * 2018-02-26 2018-09-21 深圳市大塑实业有限公司 安全插头和电器设备
CN110718818A (zh) * 2019-11-19 2020-01-21 厦门唯恩电气有限公司 一种带有保护电路的连接器

Also Published As

Publication number Publication date
WO2021078327A1 (fr) 2021-04-29
US20220329018A1 (en) 2022-10-13
DE102019128379A1 (de) 2021-04-22
EP4049347A1 (fr) 2022-08-31
US11784442B2 (en) 2023-10-10
CN114631233A (zh) 2022-06-14

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