EP3586405A1 - Connecteurs, en particulier pour une application à fort courant - Google Patents

Connecteurs, en particulier pour une application à fort courant

Info

Publication number
EP3586405A1
EP3586405A1 EP18707896.9A EP18707896A EP3586405A1 EP 3586405 A1 EP3586405 A1 EP 3586405A1 EP 18707896 A EP18707896 A EP 18707896A EP 3586405 A1 EP3586405 A1 EP 3586405A1
Authority
EP
European Patent Office
Prior art keywords
plug
contact element
connector
plug contact
housing
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.)
Withdrawn
Application number
EP18707896.9A
Other languages
German (de)
English (en)
Inventor
Andrea DENZINGER
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.)
Molex LLC
Original Assignee
FCT Electronic GmbH
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 FCT Electronic GmbH filed Critical FCT Electronic GmbH
Publication of EP3586405A1 publication Critical patent/EP3586405A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/521—Sealing between contact members and housing, e.g. sealing insert
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/53—Bases or cases for heavy duty; Bases or cases for high voltage with means for preventing corona or arcing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6581—Shield structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
    • H01R4/183—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal

Definitions

  • the present invention relates to a connector, in particular for a high-current application.
  • equipotential bonding is required for electrical machines, such as welding or cutting machines, which are operated with high current.
  • the electrical cable for equipotential bonding should be designed for currents up to at least 40A. This means that the electrical line must have a continuous cross-sectional area of at least 10 mm 2 . This applies to both the wire of the electrical line and the plug contact.
  • electrical machines are separated by housings or walls of such humid areas, with cables passing through the corresponding housing walls or walls. On such housings plug-in elements are often arranged, in which a connector can be inserted in order to allow an electrical connection from outside the housing into the housing.
  • the connector should be waterproof and dustproof (IP66, DIN 40050 and IEC 529).
  • a high-current connector which has a housing in which a plug contact element is arranged.
  • the plug contact element is formed with a sleeve-shaped crimp connection to which a cable can be electrically and mechanically connected to the plug contact element.
  • On the case is a Sealing ring arranged on the front side, so that the housing is sealed against a housing of the mating connector when plugged into a mating connector.
  • a high-current plug-in contact which has an electrically conductive plug contact element and an electrically insulating housing.
  • the housing is sealed from its surroundings to prevent ingress of liquids and dust.
  • the seal may be formed by the protective housing itself by the protective housing is formed of a material that can connect to an outer jacket insulation of a line of the high-current plug-in contact.
  • the connection can be made for example by merging.
  • Other connectors for high current applications go for example from the
  • the connector assembly comprises an electrically conductive plug contact element which is formed from a contact connection pin and a contact element connectable therewith.
  • the plug-in contact element can be arranged in a passage opening of a contact carrier.
  • the connection bolt has a connection region, which can be designed as a crimp connection.
  • a threaded bore is provided into which a threaded portion of the contact element is screwed after the terminal bolt is arranged in the contact carrier.
  • the connecting bolt can be provided at its forward end in the plugging direction with a radially circumferential annular groove (variant A), with a flanging region (variant B) or with latching elements (variant C).
  • variant A a ring can be introduced from a front side of the contact carrier into the passage opening and is pressed over the front side of a connecting region of the connecting bolt into the annular groove. Since the connecting bolt has a circumferential latching edge, which abuts against a corresponding edge of the contact carrier, the connecting bolt is fixed by means of the ring or fixed against displacement in or against the plugging direction in the contact carrier.
  • a radially encircling flanging edge is provided, which is crimped after the introduction of the connecting bolt into the contact carrier and in this way the connecting bolt in Kon- fixed in place.
  • latching elements are provided which engage or snap into place at the same edge in the contact carrier, in that the ring is also arranged in the region thereof or the beading is carried out.
  • groove-shaped slots are introduced, wherein a part of a central portion of the connecting bolt engages in these slots, so that an anti-rotation is formed.
  • the contact elements are sealed by means of corresponding sealing rings relative to the contact carrier.
  • the sealing element abuts against another radially encircling edge formed in the passage opening and at the front in the insertion direction.
  • the gasket should serve both for sealing the connection area between the contact element and the connection pin and for mechanical fixing of the contact element, wherein nevertheless a limited movement of the contact elements transversely to the longitudinal axis is executable because after applying the seal on the contact elements, the contact element still relatively to the contact carrier must be movable to screw the contact element or a corresponding threaded pin of the contact element in the terminal bolt.
  • This contact element comprises a connection section, a socket section and an annular latching element.
  • the connecting element is connected to the bushing section by crimping, wherein in the region between the connecting element and the contact element, the annular latching element is provided with corresponding latching lugs in order to fix the contact element in a plug housing.
  • EP 2 362 499 AI discloses a connector for a charging cable is disclosed, which is to be used in particular in the field of electromobility maschine.
  • This connector may have a one-piece designed contact element, wherein a jacket wall of this contact element is sealed by means of a corresponding sealing element with respect to an insulating body of the plug-in element.
  • the contact element may have a crimp connection for connection to a cable.
  • high current connectors there are already various high current connectors that may also have seals to be sealed from entry of moisture. In most of the known high current connectors, only the end faces of the mated connectors are sealed.
  • the housing of the connector is also sealed against the sheath of the conduit by the housing is fused with the sheath of the conduit.
  • the inventors of the present invention have recognized that the sealing of the end faces of the connector is often not sufficient, since moisture can also pass along the line and a connector contact element located in the connector.
  • a sealing of the line by fusing with the housing is very complex. Such a fusion of the housing with the sheath does not allow easy mounting of such a connector to the line.
  • the invention is therefore an object of the invention to provide a connector for a high-current application, which is easy to install.
  • Another object of the present invention is to provide a connector for a high-current application, which allows in the long term a reliable, dust and moisture-tight connector.
  • a connector for a high current application comprises an electrically conductive plug contact element and an electrically insulating housing.
  • the housing is formed with at least one plug-in contact element receiving through opening for receiving the plug-in contact element.
  • the plug-in contact element accommodates the plug-in contact element at least in regions.
  • a seal is provided in the region in which the plug contact element receptacle surrounds the plug contact element, so that the seal seals the plug contact element receptacle relative to the plug contact element.
  • the plug-in contact element has a crimping section for producing an electrical and mechanical connection to a cable, wherein the plug-in contact element is formed from a crimping element and a plug-in element which are connected to one another by means of a press fit.
  • the plug-in contact element according to the present invention is formed in two parts from the crimping element and the plug-in element.
  • the crimp element can have a cylindrical recess into which a cylindrical section of the plug element is introduced. The cylindrical recess of the crimping element and the cylindrical portion of the plug element are then connected to one another via the press fit.
  • cylindrical portion (shaft) may also be formed on the crimping element and the cylindrical recess (bore) on the plug-in element.
  • an interference fit or an interference fit is understood to mean a fit in which a maximum dimension of the diameter of the cylindrical recess or bore is in any case smaller than a minimum dimension of the diameter of the cylindrical portion of the shaft.
  • Such a press fit between the crimping element and plug-in element is executed or generated before the plug-in contact element is introduced into the insulating body of the housing.
  • it is provided to introduce the plug-in contact element in the insertion direction from behind into the housing.
  • 10 2005 037 789 AI provided to first introduce a connecting bolt from behind in the insertion direction in a through hole of a contact carrier and then introduce the terminal bolt from the front against the insertion direction in one of the through holes of the contact carrier and then screwed to the terminal bolt by means of a threaded connection.
  • the seal for sealing the plug contact element with respect to the insulating body in the region of a crimping portion and in the insertion direction is arranged behind the locking elements.
  • the gasket is loaded only once for a short time in the axial direction during insertion from the rear in the insertion direction of the crimp section into the insulating body. There is no risk of twisting or damage to the seal.
  • a connection between the crimp element by means of a press fit, for example via a cylindrical recess and a cylindrical section, is therefore particularly advantageous since the production effort is lower and a reliable sealing effect is ensured.
  • the assembly of the connector takes place by the plug-in contact element, on which the seal is arranged, is clamped to a wire of a cable and then plugged into the Steckkon- contact recording. Internal tests were carried out in which a soldering section was used instead of a crimping section to solder the wires of the cables to the plug-in contact element. When crimping a crimping pliers is used, which takes up considerable space. Soldering requires less space, so that in the case of a multi-pin connector, multiple cores can simply be connected to a plurality of plug-in contact elements.
  • the strand or the line which is connected to the plug-in contact element can be designed as a high current contact 40 A with a cross-section of at least 10 mm 2 . If you were to solder such a large cross-section with the contact element and the plastic parts of the housing due to the high heat input and, if necessary. Also the seal would be damaged.
  • the crimping for connecting the plug contact element can be performed with a wire of a cable outside of the electrically insulated housing and then the fixed to the cable plug contact element is inserted into the plug contact element receptacle, there is enough space available to a crimping pliers on the crimping section to set the plug contact element. Even if the connector is formed Mopolig with multiple plug-in contact elements, the individual plug-in contact elements can be successively connected by crimping each with a wire of one or more cables and plugged into the respective plug contact element receptacle. This ensures that the seal is not damaged and the plug contact element receptacle is properly sealed. Nevertheless, instead of a crimping section, a corresponding soldering section may also be provided in order to connect a cable to the plug-in contact element.
  • the connector may also have a plurality of plug contact element receptacles.
  • each plug-in contact element receptacle is then arranged in each case a plug contact element, wherein in each case a seal for sealing the plug contact element receptacle is provided relative to the respective plug contact element.
  • the individual plug-in contact elements are designed according to the above statements.
  • the seal is preferably an O-ring.
  • the housing has a plug-in surface.
  • the connector can be plugged together with a mating connector.
  • the mating surface of the connector points in the direction of the mating connector.
  • a circumferential plug seal which rests in the inserted state on a corresponding counter surface.
  • the mating surface may be a mating surface of the mating connector.
  • the mating surface may also be a wall of a housing to which the mating connector is attached.
  • the plug contact element and the corresponding plug contact element receptacle are formed with a positive connection, so that the plug contact element is arranged against rotation in the plug contact element receptacle.
  • the plug contact element for example, have an approximately cylindrical portion which is flattened with flat surfaces, and the plug contact element receptacle can be correspondingly shaped for this purpose, so that thereby the positive connection is formed.
  • the plug-in contact element may have a latching element and the corresponding plug-in contact element receptacle having a counter-latching element, so that the plug-in contact element is latchingly held in the plug-in contact receptacle.
  • the latching element of the plug-in contact element is preferably a detent spring, which protrudes elastically resiliently in the insertion direction of the connector to the rear, radially outward.
  • the counter-latching element of the plug-in contact element receptacle is preferably an undercut in the insertion direction, on which the detent spring or the detent springs of the plug-in contact element can engage.
  • the plug contact element may have a plug pin or a socket.
  • the plug-in contact element preferably has a cross-sectional area of at least 5 mm 2 and in particular of at least 8 mm 2 .
  • the plug-in contact element is formed with a cross-sectional area of at least 10 mm 2 .
  • the crimping section is designed such that it can surround cores of a corresponding diameter.
  • the plug contact element may be formed in two parts from a crimp element or a solder element and a plug element, which are frictionally and / or non-positively connected to each other.
  • a two-part design of the plug-in contact element is advantageous in that the material from which the crimping element is formed is essentially formed from a plastically deformable material, whereas the plug-in element, in particular when it is designed as a plug socket, is formed from a substantially elastically deformable material ,
  • the plug contact element can also be formed in one piece.
  • a one-part design of the plug contact element may be particularly advantageous if the plug-in element is designed as a plug pin. Due to the two-part design of the plug contact element can be provided as required extremely flexible plug pins and / or sockets. According to a modular principle, different connection connections are freely selectable and can be combined with each other. Also angled
  • the connector according to the invention may comprise a cover, the z. B. by means of a chain on the housing of the connector can be fastened. This cover forms in the unplugged state of the connector from a waterproof cap.
  • FIG. 1 shows an electrically conductive plug contact element of a connector according to the invention in a perspective view with a socket
  • FIG. 2 shows the plug-in contact element from FIG. 1 in a side view
  • FIG. 3 shows the plug-in contact element from FIG. 2 in a laterally sectioned view
  • FIG. 4 shows the plug-in contact element from FIG. 2 in a side-sectional view, wherein a plug pin is provided instead of a socket,
  • FIG. 5 shows the plug connector according to the invention in a perspective view with a socket
  • FIG. 6 the plug connector from FIG. 5 in a further perspective view
  • Figure 7 the connector of Figure 4 in a perspective view, wherein instead of a socket, a plug pin is provided.
  • FIG. 8 shows the plug connector from FIG. 5 in a side view
  • FIG. 9 the plug connector in a state mounted in a housing
  • FIG. 10 shows a further embodiment of the connector according to the invention with three electrically conductive plug contact elements in a perspective view
  • 11 shows the connector of Figure 10 in a further perspective view
  • Figure 12 the connector of Figure 10 in a side-sectional view.
  • a plug connector 1 in particular for a high-current application, is provided with an electrically conductive plug contact element 2 and at least one electrically insulating housing 3 (FIGS. 5 to 12).
  • the housing 3 comprises an insulating body 27, a sealing frame 28 surrounding the insulating body 27 and a shielding housing element 39. These are explained in detail below (FIG. 8).
  • the construction of the electrically conductive plug contact element 2 according to a first embodiment will first be described below (FIGS. 1 to 3).
  • the plug contact element 2 is formed in two parts from a crimping element 4 and a plug-in element 5 according to this embodiment. In this case, the crimping element 4 and the plug-in element 5 can be connected to one another at least by friction and / or non-positively.
  • soldering-section element for establishing an electrical and mechanical connection to a cable
  • the crimping element 4 comprises a tubular crimping section 6 for establishing an electrical and mechanical connection with a cable 42.
  • Crimp section 6 forming end of the plug contact element 2 is referred to as crimp-side end 7.
  • the cable 42 according to this embodiment for example, a 10 mm 2 / AWG8 grounding cable is crimped on the crimping section 6, which forms a high current contact.
  • a crimp-side end 7 opposite end of the plug contact element 2 is referred to as plug-side end 8.
  • a jacket wall 10 of the approximately cylindrical section of the anti-rotation section 9 has parallel, flattened, flat anti-rotation surfaces 12 with respect to a central longitudinal axis 11 of the plug-in contact element 2.
  • the anti-rotation surfaces 12 may be formed as hexagonal or polygonal or have another form suitable for securing against rotation, for example a toothing.
  • the sealing portion 13 has a radially circumferential groove or recess 14, in which a seal 15 is arranged.
  • the seal 15 is preferably formed as an O-ring.
  • a latching portion 16 is provided in the insertion direction after the seal portion 13.
  • a retaining ring 17 is provided with radially circumferentially spaced apart locking elements 18.
  • the latching elements 18 are designed as latching springs which have latching edges 47 at their rear ends in the plugging direction.
  • the crimping element 4 has a cylindrical recess extending in the insertion direction 11.
  • the cylindrical recess 19 is designed as a blind hole and open in the direction of plug 8.
  • a cylindrical portion 20 of the male member 5 is arranged or received.
  • the cylindrical recess 19 of the crimping element 4 and the cylindrical portion 20 of the plug element 5 are preferably connected to one another via a press fit.
  • other suitable connections can be provided to connect the cylindrical portion 20 with the cylindrical recess 19 in the manner of a press fit.
  • the plug-in contact element 2 may also be formed in one piece, that is, the crimping element 4 or the Lötabites element and the plug-in element 5 are formed from a single piece or integrally or materially connected to each other.
  • the plug-in element 5 is designed as a socket 21.
  • the plug-in element 5 may be formed in this area as a plug pin 48 ( Figures 4 and 7). Due to the two-part design of the plug contact element 2, it is possible to form the plug-in contact element as a cost and with little effort either as a socket 21 or as a plug 48.
  • the plug contact element explained above is arranged in the housing 3, which will be described in detail below (FIGS. 5 to 12).
  • the insulating body 27 of the housing 3 has a passage opening 22 extending in the insertion direction 11.
  • the passage opening 22 forms a plug-in contact element receptacle 23.
  • the housing 3 and the plug contact element 2 of the connector 1 are described below in the insertion direction 11 of a crimp-side end 7 in the direction of a plug-side end 8 out.
  • the passage opening has a rotation-preventing receiving section 24.
  • the anti-rotation receiving portion 24 is formed in cross-section corresponding or complementary to the anti-rotation portion 9 of the plug contact element 2 such that the anti-rotation portion 9 of the plug contact element 2 is approximately positively arranged in Verwarêtsfactabêt 24 of the plug contact element receptacle 23 of the housing 3.
  • the term "approximately positive fit” is understood to mean that a slight rotational movement between the anti-rotation section 9 and the anti-rotation receiving section 24 may be possible by a few degrees in order to facilitate the insertion of the plug contact element 2 into the plug contact element receptacle 23.
  • the plug-in contact element receptacle 23 formed as a passage opening 22 is sealed off from the plug contact element 2 by means of the seal 15 in such a way that no moisture can pass through the plug contact element receptacle 23.
  • a cylindrical recess 26 At the sealing portion 25 closes in the insertion direction 11, in the direction plug-side end 8, a cylindrical recess 26 at. Its diameter is larger than the diameter of the sealing portion, whereby an edge 43 is formed.
  • the retaining ring In the region of the crimp-side end 7 of this cylindrical recess 26 is the retaining ring
  • the socket 21 of the plug-in contact element 2 is received in the through hole 22 of the housing 3 such that there is sufficient clearance radially around the socket 21 to rotate. This area of the passage opening is referred to as contact area 41.
  • the insulating body 27 of the housing 3 accommodating the plug-in element 2 is made of an electrically insulating material, e.g. a glass fiber reinforced polymer formed.
  • the insulating body 27 is surrounded by the sealing frame 28 and connected thereto.
  • the sealing frame 28 is formed, for example, from a nickel-plated die-cast zinc or a similar material.
  • sealing frame 28 and shielding housing element 39 is provided with a suitable sealing means, such as e.g. Silicone potted or pressed to ensure 100 percent tightness of the connector 1.
  • At least two threaded bushes 29 are arranged with corresponding threaded holes 30.
  • a jacket wall 31 of the threaded bush 29 is sealed relative to a bushing recess 32 arranged in the sealing frame 28 for receiving the threaded bushing 29 by means of a bushing sealing ring 33.
  • the bushing recess 32 is formed such that a threaded bush 29 can be inserted therein such that the threaded bore 30 is open in the direction of the crimp-side or plug-in end 7, 8.
  • the threaded bushings 29 are designed as rivets or riveting nuts. forms and accordingly connected in the manner of a rivet or press connection with the sealing frame 28.
  • the sealing frame 28 has an open-end circumferential sealing groove 34, which is open in the direction of the plug-in end 8, for receiving a plug-type sealing ring 35. Additionally and / or alternatively, a further plug-in sealing groove 34 with an opening pointing in the direction of the crimp-side end 7, which is likewise designed to receive a plug-in sealing ring 35, can be provided.
  • the sealing frame 28 has a central recess 36 for receiving the insulating body 27.
  • This recess 36 is approximately cup-shaped, so that a Consrast- edge 37, which is formed on a jacket wall 38 of the insulating body 27, prevents displacement of the insulating body 27 in the direction of the crimp-side end 7 relative to the sealing frame 28.
  • the shielding housing element 39 has approximately centrally in the insertion direction an opening 40, via which a corresponding plug pin (not shown) in the socket 21 of the connector 1 can be inserted. Furthermore, the Ablegepurelement 39 is formed of a metal sheet, for example. Of tinned brass.
  • the shielding housing element 39 forms a circumferential latching edge, which prevents movement of the insulating body 27 in the insertion direction 11 in the direction of the plug-in end 8 of the insulating body 27 with respect to the sealing frame 28.
  • the shielding housing element forms a shielding in conjunction with a corresponding against counter-plug pin or a counter plug socket.
  • the components of the connector in particular the insulating body 27, the sealing frame 28 and the Ablegekoruseelement 39 are connected by the riveting of the threaded bushings 29 together.
  • the insulating body 27 has three passage openings 22, which are formed analogously to the passage openings 22 according to the first embodiment and accordingly form three plug-in contact element receptacles 23 (FIGS. 10 to 12).
  • a connector 1 according to the invention can be arranged, for example, in a cabin wall (not shown) of a work cabin or a housing 45, wherein the sealing frame 28 is sealed by means of the plug end sealing ring 35 with respect to a housing wall (FIG. 9). Due to the different arrangement of the two Steckdondichtungsnu- th and the threaded bushings, it is possible to connect the connector 1 according to the invention as required with any orientation with a cabin wall.
  • the connector 1 according to the invention thus can form a single- or multi-pole connector system for equipotential bonding.
  • variable speed electrical drive systems have earth leakage current greater than AC 3.5 mA.
  • a protective conductor connected to the connector according to the invention has a minimum cross section of 10 mm 2 Cu or 16 mm 2 Al over its entire length.
  • the connector according to the invention meets at least the requirements of the IP66 in the plugged and unplugged state, which means that it must not penetrate moisture through the connector into the device.
  • the connector is accordingly waterproof.
  • the sealing frame is formed on the basis of the plug-in end formed on both sides of the mounting grooves 34 and of the plug-in sealing ring which can be arranged both for a rear-side mounting (FIG. 9) and a front-side mounting (not shown).
  • the high current contact of the plug contact element can form a straight cable connection with at least AWG8.
  • the current load is a maximum of 10 mA.
  • the operating temperature of the connector is in the range of -25 ° C to + 70 ° C.
  • Plug contact element 30 26 cylindrical recess

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

Un connecteur destiné à une application à fort courant selon la présente invention comprend un élément de contact enfichable électriquement conducteur et un boîtier électriquement isolant. Le boîtier est conçu avec au moins une ouverture traversante qui forme un logement d'élément de contact enfichable et qui est destinée à recevoir l'élément de contact enfichable. Le logement d'élément de contact enfichable entoure au moins partiellement l'élément de contact enfichable. Une garniture d'étanchéité est prévue dans la zone dans laquelle le logement d'élément de contact enfichable entoure l'élément de contact enfichable de sorte que la garniture d'étanchéité rend le logement d'élément de contact enfichable étanche par rapport à l'élément de contact enfichable. L'élément de contact enfichable comporte une partie de sertissage destinée établir une connexion électrique et mécanique avec un câble. L'élément de contact enfichable est constitué d'un élément de sertissage et d'un élément enfichable qui sont reliés l'un à l'autre par un ajustement serré.
EP18707896.9A 2017-02-24 2018-02-23 Connecteurs, en particulier pour une application à fort courant Withdrawn EP3586405A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202017101060.0U DE202017101060U1 (de) 2017-02-24 2017-02-24 Steckverbinder, insbesondere für eine Hochstromanwendung
PCT/EP2018/054577 WO2018154074A1 (fr) 2017-02-24 2018-02-23 Connecteurs, en particulier pour une application à fort courant

Publications (1)

Publication Number Publication Date
EP3586405A1 true EP3586405A1 (fr) 2020-01-01

Family

ID=61521495

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18707896.9A Withdrawn EP3586405A1 (fr) 2017-02-24 2018-02-23 Connecteurs, en particulier pour une application à fort courant

Country Status (4)

Country Link
US (1) US10873153B2 (fr)
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US20200059035A1 (en) 2020-02-20
DE202017101060U1 (de) 2018-05-25
US10873153B2 (en) 2020-12-22
WO2018154074A1 (fr) 2018-08-30

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