WO2010034432A1 - Elément de type passe-câbles et procédé de réalisation d’un élément de type passe-câbles - Google Patents

Elément de type passe-câbles et procédé de réalisation d’un élément de type passe-câbles Download PDF

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Publication number
WO2010034432A1
WO2010034432A1 PCT/EP2009/006751 EP2009006751W WO2010034432A1 WO 2010034432 A1 WO2010034432 A1 WO 2010034432A1 EP 2009006751 W EP2009006751 W EP 2009006751W WO 2010034432 A1 WO2010034432 A1 WO 2010034432A1
Authority
WO
WIPO (PCT)
Prior art keywords
cable
individual cables
molded part
individual
molded
Prior art date
Application number
PCT/EP2009/006751
Other languages
German (de)
English (en)
Inventor
Daniel Reiter
Original Assignee
Leoni Bordnetz-Systeme 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 Leoni Bordnetz-Systeme Gmbh filed Critical Leoni Bordnetz-Systeme Gmbh
Publication of WO2010034432A1 publication Critical patent/WO2010034432A1/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/0207Wire harnesses
    • B60R16/0215Protecting, fastening and routing means therefor
    • B60R16/0222Grommets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00Cable fittings
    • H02G15/013Sealing means for cable inlets

Definitions

  • the invention relates to a cable feedthrough element for the sealed passage of a plurality of individual cables through an opening, in particular from a wet area to a dry area in a motor vehicle.
  • the invention further relates to a method for producing such a cable feedthrough element.
  • Such cable feedthrough elements for the sealed passage of cables through a wall separating two spaces are used, in particular in the motor vehicle sector, for example when cables are being carried from the engine compartment into the interior.
  • Such cable feedthrough elements partially have an outer, rigid bushing. Through this, the individual cables are guided and sealed to the bushing through a sealing compound. The grommet itself is finally inserted into the opening in the wall and sealed to the opening edge, for example by means of a spout.
  • the cable feedthrough element with the individual cables enclosed therein by the sealant is usually provided as a prefabricated unit.
  • the cable feedthrough element with the sealed individual cables inserted therein is therefore often an independent section of a motor vehicle electrical system, at the ends of the cable, for example, plugs are already prefabricated, via which then individual components can be easily connected during installation.
  • the individual cables are guided in planes to each other through the grommet. That is, a first number of cables is arranged side by side in a first plane and a further number of individual cables is arranged parallel to this first plane in a second plane.
  • the invention is therefore based on the object to enable a cost-effective and simple production of a cable feedthrough element.
  • the object is achieved according to the invention by a cable feed-through element having the features of claim 1.
  • the cable feed-through element is designed for the sealed passage of a plurality of individual cables, which are provided for arrangement in two or more planes.
  • the cable feedthrough element has an insert part and a molded part arranged therein.
  • the molded part extends in the longitudinal direction of the insert part and is provided for separating the planes from each other.
  • the insert serves for insertion into the wall opening, through which the individual cables are to be guided.
  • the molded part therefore virtually forms a separating part for the two cable planes, so that they are guided in a simple manner before casting with the sealing compound.
  • the individual cables are therefore brought over the molding in its desired position and held therein.
  • a simplified manufacture, in particular casting or encapsulation with the sealing compound is made possible by the molded part, without the risk that the individual cables escape from their desired position during potting.
  • the cable feedthrough element is in particular part of a cable set, in particular for a motor vehicle.
  • a cable set several individual cables are usually combined to form a common cable strand and, for example, surrounded by a common casing, such as a foam casing or bandage.
  • the individual cables of the cable harness are individually guided sealingly through the insert. The entire cable set is used during installation with the insert in the wall opening.
  • the molded part projects over the insert part in the longitudinal direction. After casting with the sealant, this is particularly evident from the fact that the molded part protrudes from the sealant.
  • This longitudinally protruding portion serves inter alia better guidance of the individual cables in the axial direction.
  • the projecting portion of the molding is formed as an abutment for a mold during filling with the sealant.
  • the molding also serves in particular for sealing the individual cables in the casting or injection process during filling of the sealant.
  • the molded part therefore has a double function and, during the casting process, forms a part of the molding tool.
  • the procedure is in particular such that an upper part of the molding tool is pressed from above against the molded part and a lower part of the molding tool against the underside of the molded part, including the individual cables lying between them.
  • the molding thus also forms a separation point or parting plane of the mold at the same time. In this way, no separate fixation with other tools is required. Rather, during the casting process, an automatic fixation of the single cable is achieved in its desired position by being clamped between the molding and the upper and lower parts of the mold in its desired position. Overall, this allows a simplified positioning and a very simple forming of the cable feedthrough element.
  • the molding in a preferred embodiment on its top and on its underside receptacles for a single-wise guiding the individual cable.
  • the molding thus has on its top and bottom a special contour. The isolated guiding of the single cable ensures a secure sealing with the sealant.
  • the recordings are expediently designed for clamping the individual cables.
  • the receptacles are therefore adapted in particular to the usually circular cross-section of the individual cables and have a cross-sectional view.
  • a U or a C-shaped contour For example, a U or a C-shaped contour.
  • the individual cables are preferably encompassed in a form-fitting manner.
  • the molded part comprises two opposite and connected by a web molding parts for the separation of the planes on the input and output side of the insert part.
  • the molded part therefore has only on its two edge sides, in particular provided with the recordings shaped sections, so that a defined and secure guiding of the individual cable is ensured both input and output side.
  • the two molded parts are connected to each other only by at least one connecting web.
  • a plurality of molded parts are provided one above the other for arrangement.
  • more than two, in particular three, levels of individual cables are thus made possible.
  • the individual molded parts are connectable to each other, so that they are fixed to each other. Conveniently, this is done by a latching connection. In principle, a screw connection, etc. is possible.
  • the several molded parts are connected to one another and form quasi an overall shaped part.
  • the individual, interconnected moldings are mutually movable, in particular pivotally mounted, so that they can be easily arranged by folding over each other.
  • the individual moldings are arranged together, for example by film hinges.
  • the cable feedthrough element is generally preferably designed as a prefabricated and prefabricated assembly unit.
  • the individual cables, in particular a common cable set, are therefore individually guided through the insert part, are separated from the molding in at least two levels and are embedded in the sealant.
  • the molding is also preferred in
  • the sealant surrounds the individual cables and the molded part over the entire length of the insert part, so that this preferably forms a solid body without open spaces.
  • the insert part in which the molded part rests together with the individual cables, is preferably formed directly by the sealant itself. During manufacture, therefore, only the molded part is encapsulated with the cables inserted therein.
  • the outer contour of the insert part is chosen such that it can be inserted into the wall opening and optionally attached to this.
  • the insert further comprises an outer, usually substantially cylindrical bushing in addition to the sealant.
  • This consists for example of a stiff and hard plastic.
  • the sealing compound engages around an outer edge of the grommet, so that an axial securing between the grommet and the sealant is formed.
  • the molding has a smaller width than the inner diameter of the grommet, so that therefore a gap between the molding and the grommet is formed, in which the sealant can penetrate.
  • the insert expediently has a particular circumferential flange, with which the insert abuts during assembly at an opening edge of the wall opening and in particular, for example via a screw or clamp connection with the wall is in particular sealingly connected.
  • 1 is a simplified perspective view of a cable feedthrough element
  • FIG. 2 shows a kind of exploded view of the cable feedthrough element according to FIG. 1 without the individual cables, FIG.
  • FIG. 3 shows a schematic sectional view through the cable feedthrough element according to FIG. 1 together with a shaping tool shown in dashed lines, FIG.
  • Fig. 4 is a perspective view of a plurality of moldings having overall molding, as well as
  • Fig. 5 is a perspective view of the top of two
  • the cable guide element 2 comprises an insert part 3, through which individual cables 8 are guided individually in planes E1, E2, E3.
  • the insert part 3 is provided for sealed insertion into a wall opening.
  • the insert 3 has in the exemplary embodiment, a prefabricated grommet 4 made of a rigid material, in particular plastic, in the two mold parts 6A, B also eino from a solid, inherently rigid plastic.
  • the individual cables 8 are passed, which are arranged over the two mold part 6 in a total of three levels E1.E2.E3.
  • the single cable 8 are here in shots 10 of the mold parts 6 individually guided.
  • the individual cables 8 are preferably clamped, so frictionally and / or positively, inserted, for example
  • the cable feed-through element 2 is essentially approximately cylindrical, wherein it has a contouring on its outer casing.
  • a flange 14 is formed, which has a through hole.
  • the cable feedthrough element 2 can be fastened, for example, to the opening edge of a wall opening into which the cable feedthrough element 2 is inserted.
  • the sealing to the opening edge takes place, for example, via the annular flange, which is pressed against the edge of the opening.
  • suitable sealing means such as sealing rings or possibly also spouts can be provided.
  • the sealing compound 12 engages in the cured state, the two outer edge sides of the grommet 4 and forms with annular grooves on the outer surface of the grommet 4 a rear grip. Characterized the bushing 4 is fixed in both the axial and in the radial direction by the sealant 12.
  • the two individual cable planes E1, E2, E3 separating mold parts 6A, B are each divided into shaped sections 16, which are respectively arranged on the input and output side and spaced from each other.
  • the two mold sections 16 of the lower mold part 6A are interconnected by webs 18, whereas the two mold sections 16 of the upper mold part 6B are not connected to each other. Due to the division into two separate mold sections 16 when pouring the sealant 12 penetrates into intermediate areas between the respective mold sections 16 a. At the same time, the sealing compound 12 surrounds each of the individual cables 8 individually. Overall, this sets the position of the individual elements of the cable feedthrough element 2 over the sealant 12.
  • the individual cables 8 are fixed immovably relative to the molded parts 16. Also, the molded parts 16 can not be moved in the axial direction due to the sealant 12. Overall, by casting or injecting the sealant 12, an existing from the sealant 12 sealing element, as illustrated in the exploded view of FIG. 2. It should be noted, however, that this sealing element only forms during casting and as an independent component is not present and in particular can not be removed without destruction.
  • the molded parts 6A, B are in the longitudinal direction over the end wall of the cured sealant 12 and thus the grommet 4 over.
  • the protruding portion is used in the manufacturing process as an abutment 20 for a mold 22, which is shown schematically and greatly simplified in Fig. 3 by dashed lines.
  • the molding tool 22 has an upper part 22A and a lower part 22B, so it is separated along a separation plane.
  • the upper part 22A rests on the abutment 16 formed by the upper mold part 6B, and the lower part 22B is pressed against the abutment 16 formed by the lower mold part 6A.
  • the walls of the upper part 22A and of the lower part 22B are half-shell-like, so that the individual cables 8 are clamped between the upper part 22A or lower part 22B of the molding tool 22 and the respective receptacles 10 of the molded parts 6A.6B.
  • the individual cables 8 are first inserted into the receptacles 10 of the molded parts 6A, B provided for this purpose. Subsequently, the equipped with the individual cables 8 molded parts 6 A, B are inserted through the grommet 4 therethrough. This so created assembly is then inserted into the mold 22. The protruding abutment 20 are used as it were part of the mold 22. The individual cables 8 of the planes E1, E3 are clamped between the mold 22 and the abutments 20. Overall, this automatically the position of the molding 6 and with it the single cable. 8
  • a defined position of the individual parts is determined by the mold 22 in a simple manner to each other, before then the sealant 12 is introduced into the free space in the mold 22.
  • This is preferably a casting compound.
  • a foam mass may be provided.
  • the now completed cable feedthrough element 2 is removed from the mold 22 with the single cables 8 cast therein.
  • the finished component is shown in Fig. 1 in a side view.
  • two layers of molded parts 6A, B are provided, so that a total of three planes E1, E2, E3 are formed on individual cables 8.
  • the structure described here and the method described here are also suitable for the training example of only two levels E1.E2 or even more than three levels. It only takes a corresponding number of mold parts 6A, B to be stacked.
  • the lower mold part 6A forms a kind of basic mold part to which the two mold sections 16 of the upper mold part 6B are fastened.
  • the attachment is in this case in particular by positive locking elements, so that the relative position of the individual molded parts 16 are fixed relative to each other.
  • positive locking elements are formed in the embodiment as locking elements 24.
  • the molded parts 6A, B on their side facing away from the respective other molded part 6B, A facing upper or lower side respectively clamping segments 26, which serve for the positive fixing of the single cable 8.
  • the clamping segments 26 are formed in cross section in the manner of a partial arc.
  • Each receptacle 10 are in this case assigned longitudinally staggered clamping segments 26.
  • the two mold parts 6A 1 B are interconnected, via film hinges 28.
  • the two mold parts 6A, B therefore form a common overall molding, which is injected or molded, for example, in a one-step manufacturing process.
  • the two mold sections 16 of the upper mold part 6B only need to be folded upwards in order to clamp the individual cables 8.
  • the film hinges 28 can also be separated, so that the two mold sections 22 of the upper mold part 6 B are present as separate, separate mold sections 16, as shown in Fig. 5.
  • the cable feed-through element 2 described here is distinguished by its simple production and the reliable and reliable individual guidance of the individual cables 8 in different planes E1.E2.E3.
  • the cable feedthrough element 2 is used in particular for carrying out the individual cables 8 through a wall opening between two spaces, in particular between a wet and a dry space of a motor vehicle.
  • the cable diameter is used in particular for carrying out the individual cables 8 through a wall opening between two spaces, in particular between a wet and a dry space of a motor vehicle.
  • the cable diameter for example, the cable diameter
  • Guide element 2 used in a partition between an engine compartment and the interior of a motor vehicle.
  • single cable 8 Under single cable 8 are here generally supply lines, in particular electrical conductors, but also understood optical or other supply lines, via which a supply of components. These are single conductors, for example an insulated conductor wire or an insulated stranded wire.
  • the individual cables 8 are multicore cables.
  • the individual cables are preferably part of a common cable set and surrounded by a common sheath. At the ends of the individual cables further contact elements such as plugs are preferably at least partially already formed. Furthermore, the lengths of the individual cables are preferably already adapted to the required installation length. Overall, therefore, the cable feedthrough element described here is part of a prefabricated cable set, in particular for a motor vehicle.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Insulating Bodies (AREA)

Abstract

La présente invention concerne un élément de type passe-câbles (2) destiné à faire passer de manière étanche plusieurs câbles individuels (8), notamment d’une zone humide à une zone sèche à l’intérieur d’un véhicule automobile. L’élément comporte une pièce rapportée (3) ainsi qu’une pièce moulée (6A, B) disposée à l’intérieur et servant à séparer les câbles individuels (8) sur plusieurs niveaux (E1, E2, E3). La pièce moulée (6A, B) permet de simplifier l’encapsulage des câbles individuels (8) au moyen d’un matériau d’étanchéification (12). La pièce moulée (6A, B), en particulier, forme des contre-paliers (20) dans ses zones d’extrémité, lesquels dépassent dans le sens de la longueur et coopèrent avec un outil de moulage (22) lors de l’encapsulage.
PCT/EP2009/006751 2008-09-23 2009-09-18 Elément de type passe-câbles et procédé de réalisation d’un élément de type passe-câbles WO2010034432A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102008048558 2008-09-23
DE102008048558.6 2008-09-23
DE102008061185A DE102008061185B4 (de) 2008-09-23 2008-12-09 Kabeldurchführungselement sowie Verfahren zur Ausbildung eines Kabeldurchführungselements
DE102008061185.9 2008-12-09

Publications (1)

Publication Number Publication Date
WO2010034432A1 true WO2010034432A1 (fr) 2010-04-01

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ID=41693929

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PCT/EP2009/006751 WO2010034432A1 (fr) 2008-09-23 2009-09-18 Elément de type passe-câbles et procédé de réalisation d’un élément de type passe-câbles

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Country Link
DE (1) DE102008061185B4 (fr)
WO (1) WO2010034432A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017139163A (ja) * 2016-02-04 2017-08-10 富士電機株式会社 コネクターの取付け構造
DE102023200338B3 (de) 2023-01-17 2024-05-29 Leoni Bordnetz-Systeme Gmbh Kabeldurchführung sowie Verfahren zur Herstellung einer Kabeldurchführung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013114533A1 (de) * 2013-12-19 2015-06-25 Reichle & De-Massari Ag Dichtmodul
DE102015203063A1 (de) * 2014-12-16 2016-06-16 Volkswagen Aktiengesellschaft Verschaltungsanordnung mit Abdichtvorrichtung für ein Drahtbündel
DE102019124229A1 (de) * 2019-09-10 2021-03-11 Schaeffler Technologies AG & Co. KG Leistungselektronikmodul mit über einen Haftvermittler angebrachten Dichtungsummantelung; elektrische Antriebsmaschine; sowie Herstellverfahren
DE102019217881A1 (de) * 2019-11-20 2021-05-20 Benz GmbH Werkzeugsysteme Klemmdichtung und Gehäuse mit Klemmdichtung
DE102022126621A1 (de) 2022-10-12 2024-04-18 Lisa Dräxlmaier GmbH Verfahren zum herstellen einer dichtung für eine doppelstromschiene und doppelstromschiene

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US2803696A (en) * 1953-03-02 1957-08-20 Gen Motors Corp Insulating seal
US2813692A (en) * 1954-05-28 1957-11-19 Boeing Co Sealed bulkhead installations of electric wires
US4289924A (en) * 1980-09-24 1981-09-15 General Motors Corporation Injectable grommet assembly
DE8705343U1 (fr) * 1986-04-22 1987-07-23 Weber S.R.L., Turin/Torino, It
US4914261A (en) * 1987-09-03 1990-04-03 Sumitomo Electric Industries, Ltd. Cable connecting box
DE10009686A1 (de) * 1999-03-01 2000-09-07 Witaker Corp Wilmington Kabeldurchführung und Block für eine solche Kabeldurchführung
DE19923464C2 (de) * 1999-05-21 2002-04-25 Siemens Ag Abdichtvorrichtung für ein Leitungsbündel, Verfahren zum Abdichten eines Leitungsbündels und Verwendung der Abdichtvorrichtung

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DE2829887C2 (de) * 1978-07-07 1983-12-29 Aeg Isolier- Und Kunststoff Gmbh, 3500 Kassel Verfahren zur Herstellung von wasserdichten und feuerfesten Kabeldurchführungen
DE8018534U1 (de) * 1980-07-10 1981-01-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Kabeldurchführung
DE3326551A1 (de) * 1983-07-22 1985-02-07 Thyssen Plastik Anger KG, 8000 München Einfuehrungsplatte vorzugsweise fuer kabel oder dergl.
DE4036792C1 (fr) * 1990-11-19 1991-12-19 Dmt Marinetechnik Gmbh, 2000 Hamburg, De
US5912433A (en) * 1997-01-17 1999-06-15 Minnesota Mining And Manufacturing Company Cable closure injection sealed with low surface energy adhesive

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803696A (en) * 1953-03-02 1957-08-20 Gen Motors Corp Insulating seal
US2813692A (en) * 1954-05-28 1957-11-19 Boeing Co Sealed bulkhead installations of electric wires
US4289924A (en) * 1980-09-24 1981-09-15 General Motors Corporation Injectable grommet assembly
DE8705343U1 (fr) * 1986-04-22 1987-07-23 Weber S.R.L., Turin/Torino, It
US4914261A (en) * 1987-09-03 1990-04-03 Sumitomo Electric Industries, Ltd. Cable connecting box
DE10009686A1 (de) * 1999-03-01 2000-09-07 Witaker Corp Wilmington Kabeldurchführung und Block für eine solche Kabeldurchführung
DE19923464C2 (de) * 1999-05-21 2002-04-25 Siemens Ag Abdichtvorrichtung für ein Leitungsbündel, Verfahren zum Abdichten eines Leitungsbündels und Verwendung der Abdichtvorrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017139163A (ja) * 2016-02-04 2017-08-10 富士電機株式会社 コネクターの取付け構造
DE102023200338B3 (de) 2023-01-17 2024-05-29 Leoni Bordnetz-Systeme Gmbh Kabeldurchführung sowie Verfahren zur Herstellung einer Kabeldurchführung

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Publication number Publication date
DE102008061185B4 (de) 2012-09-13
DE102008061185A1 (de) 2010-03-25

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