DE19951167C1 - Guide element for data transmission cable in automobile has straight pipe sections and curved pipe section enclosed by memory material cuff activated upon installation - Google Patents
Guide element for data transmission cable in automobile has straight pipe sections and curved pipe section enclosed by memory material cuff activated upon installationInfo
- Publication number
- DE19951167C1 DE19951167C1 DE1999151167 DE19951167A DE19951167C1 DE 19951167 C1 DE19951167 C1 DE 19951167C1 DE 1999151167 DE1999151167 DE 1999151167 DE 19951167 A DE19951167 A DE 19951167A DE 19951167 C1 DE19951167 C1 DE 19951167C1
- Authority
- DE
- Germany
- Prior art keywords
- data transmission
- plastic
- tube
- arc
- activated
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric 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
- B60R16/02—Electric 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
- B60R16/0207—Wire harnesses
- B60R16/0215—Protecting, fastening and routing means therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L7/00—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
Abstract
Description
Die Erfindung betrifft ein Element zur Führung von Datenübertragungskabeln - insbesondere in Fahrzeugen, bestehend aus mindestens einem Röhrchen geringer Biegesteifigkeit mit innenlie genden Datenübertragungselementen gemäß Anspruch 1. Solche Elemente haben eine zwei- oder dreidimensionale Form und werden als Kabelbäume vielfältig eingesetzt.The invention relates to an element for guiding data transmission cables - in particular in Vehicles consisting of at least one tube of low bending stiffness with internal Data transmission elements according to claim 1. Such elements have a two- or three-dimensional form and are widely used as cable harnesses.
Aus der DE 197 28 286 C1 ist ein solcher Kabelbaum bekannt. Der Nachteil eines solchen Kabelbaums liegt darin, daß seine dreidimensionale Form sehr sperrig ist, und bei Verpackung und Versand viel Platz beansprucht.Such a wiring harness is known from DE 197 28 286 C1. The disadvantage of such Harness lies in the fact that its three-dimensional shape is very bulky, and in packaging and shipping takes up a lot of space.
Es ist Aufgabe der Erfindung, ein Element zur Führung von Datenübertragungskabeln vorzu schlagen, das raumsparend verpackbar ist und durch einfache Behandlung in eine zwei- oder dreidimensionale Form bringbar ist.It is an object of the invention to provide an element for guiding data transmission cables beat, which can be packaged in a space-saving manner and can be easily converted into a two or two pack three-dimensional shape can be brought.
Die Lösung wird in den Merkmalen des Hauptanspruchs wiedergegeben. Weitergehende Aus gestaltungen sind in den Unteransprüchen zu finden.The solution is given in the features of the main claim. Further out designs can be found in the subclaims.
Das wesentliche der Erfindung liegt darin, daß das Element in Abschnitten, die zu einem Bogen gekrümmt werden können, von einer Hülle ummantelt ist und die Hülle aus einem Kunststoff mit Formgedächtnis oder Rückstelleffekt (sogenannte 'shape memory polymers') gebildet ist. Die Hülle ist in einer einfachen Ausführung ein rohrförmiger, zylindrischer Körper. Die Hülle kann jedoch auch geschlossenwandig oder perforiert oder in Längsrichtung geschlitzt ausgebil det sein.The essence of the invention is that the element in sections that form an arc can be curved, is covered by a shell and the shell made of a plastic with shape memory or reset effect (so-called 'shape memory polymers'). In a simple embodiment, the casing is a tubular, cylindrical body. The case can however also be closed-walled or perforated or slotted in the longitudinal direction det be.
Die Vorteile der Erfindung liegen darin, daß das einen Kabelbaum bildende Element in ge streckter Form herstellbar und lagerbar ist und auch so in den Versand gegeben werden kann. Erst kurz vor der Montage wird durch Aktivierung des Formgedächtnisses der Hülle dem Kabelbaum die zwei- oder dreidimensionale Form gegeben. Als eingeprägte Form können bei spielsweise Krümmungen in Art eines 90°-Bogens vorgesehen sein, andere Winkelbereiche der Bögen können je nach Anwendungsfall vorgegeben werden. Die Krümmungsradien werden typischer Weise in Abmessungen von einige cm ausgebildet.The advantages of the invention are that the element forming a wire harness in ge stretched form is producible and storable and can also be sent in this way. Only shortly before assembly is the envelope activated by the shape memory Wire harness given the two or three dimensional shape. As an embossed shape, for example, curvatures in the manner of a 90 ° arc can be provided, other angular ranges Bends can be specified depending on the application. The radii of curvature will be typically formed in dimensions of a few cm.
Die Hülle kann aus wärmerückstellbarem Kunststoff oder aus Kunststoff ausgebildet sein, des sen Form chemisch aktivierbar ist. Kunststoffe mit den geforderten Eigenschaften werden bei spielsweise schon bei Kabelmuffen als Schrumpfschläuche eingesetzt (DE 30 48 051 A1). The shell can be made of heat-recoverable plastic or plastic, the sen form is chemically activated. Plastics with the required properties are used already used for example in cable sleeves as shrink sleeves (DE 30 48 051 A1).
Das Röhrchen kann aus Metall oder aus Kunststoff hegestellt sein. Das Röhrchen kann jedoch auch zweischichtig ausgebildet sein, mit einer inneren Schicht aus Metall und einer äußeren Schicht aus Kunststoff. Die Metallschicht kann bei einer solchen Ausbildung auch als elektri scher Leiter Verwendung finden.The tube can be made of metal or plastic. However, the tube can also be formed in two layers, with an inner layer of metal and an outer Plastic layer. With such a design, the metal layer can also be electri find use.
Als besondere Ausgestaltung wird noch vorgeschlagen, daß dem Röhrchen ein weiteres Röhrchen mit innenliegenden Datenübertragungselementen parallel liegend angeordnet ist, wobei mindestens ein zum Bogen krümmbarer Abschnitt von einer geraden Hülle aus einem Kunststoff mit Formgedächtnis oder Rückstelleffekt ummantelt ist. Die beiden Röhrchen kön nen untereinander verbunden sein.As a special embodiment, it is also proposed that the tube has another Tube with internal data transmission elements is arranged in parallel, wherein at least one section which can be bent to form an arc is made from a straight casing made from a Plastic with a shape memory or reset effect is encased. The two tubes can be connected with each other.
Als Verwendung eines erfindungsgemäßen Elements wird vorgeschlagen, daß die mit einer Hülle ummantelten, krümmbaren Abschnitte vor der Montage des Elements chemisch oder thermisch behandelt werden, so daß der Rückstelleffekt zur Ausbildung eines Bogens aktiviert werden.When using an element according to the invention it is proposed that the one with a Sheathed, curvable sections chemically or before assembly of the element be thermally treated so that the reset effect is activated to form an arc become.
Mehrere Ausführungsbeispiele der Erfindung werden in den Figuren dargestellt. Sie zeigen im Einzelnen:Several embodiments of the invention are shown in the figures. They show in Individual:
Fig. 1 ein Element mit einem Röhrchen und zwei Bogenabschnitten und Fig. 1 shows an element with a tube and two arc sections and
Fig. 2 ein Element mit zwei parallelen Röhrchen. Fig. 2 shows an element with two parallel tubes.
Fig. 1 zeigt ein Element mit einem Röhrchen 10 mit innenliegenden Datenübertragungselemen ten 20 mit einem gestreckten Abschnitt B0 und einem gebogenem Abschnitt B1. In einer typi schen Ausführungsform wird das Röhrchen als Edelstahlröhrchen mit dünner Wandung in einem Durchmesserbereich von 2 bis 6 mm hergestellt. Andere Materialien und Dimensionen können jedoch ebenfalls eingesetzt werden. Als Datenübertragungselemente 20 werden LWL aus Glas oder aus Kunststoff (Polymerfasern) und/oder Kupferlitzen verwendet. Um die Abschnitte B0 und B1 herum ist je eine geschlossenwandige Hülle 12, 12' aus einem Kunst stoff mit Formgedächtnis gelegt. Der Abschnitt B0 ist gestreckt dargestellt, also vor der Situa tion des Aktivierens. Fig. 1 shows an element with a tube 10 with internal data transmission elements 20 with an elongated section B0 and a curved section B1. In a typical embodiment, the tube is manufactured as a stainless steel tube with a thin wall in a diameter range of 2 to 6 mm. However, other materials and dimensions can also be used. LWL made of glass or plastic (polymer fibers) and / or copper strands are used as data transmission elements 20 . Around the sections B0 and B1 around a closed-walled shell 12 , 12 'made of a plastic with shape memory is placed. Section B0 is shown stretched, i.e. before the situation of activation.
Abschnitt B1 ist in der Figur als 90°-Bogen dargestellt, also nach dem Aktivieren des Kunst stoffes. Das Aktivieren des Kunststoffes kann je nach Eigenschaft des Kunststoffs chemisch oder thermisch erfolgen. Es sind Kunststoffe bekannt, die bei einer Temperatur von 80°C in eine zwei- oder dreidimensionale Form gezwungen werden können und die diese Form nach Abkühlung auf Raumtemperatur beibehalten. Bei Erwärmung (durch Bestrahlung oder im Wär meschrank) auf die Temperatur von 80°C nimmt der Kunststoff seine frühere Form wieder an. Section B1 is shown in the figure as a 90 ° arc, that is after activating the art fabric. The activation of the plastic can be chemical depending on the property of the plastic or thermally. Plastics are known which in at a temperature of 80 ° C. a two- or three-dimensional shape can be forced and this shape after Keep cooling to room temperature. When heated (by radiation or in warm cabinet) at a temperature of 80 ° C the plastic returns to its former shape.
Fig. 2. zeigt eine weitere Ausführungsform. Einem ersten Röhrchen 10 ist ein weiteres Röhr chen 30 mit innenliegenden Datenübertragungselementen 22 parallel angeordnet. Beide Röhr chen 10, 20 können miteinander verbunden sein, beispielsweise durch Kleben oder durch Schweißen, wobei die Verbindung nur an gewissen Punkten 16 oder über die gesamte Länge der Röhrchen erfolgen kann. Mindestens ein zum Bogen krümmbarer Abschnitt B3 dieses Doppelröhrchens ist von einer geraden Hülle 12" aus einem Kunststoff mit Formgedächtnis oder Rückstelleffekt ummantelt. Fig. 2. shows a further embodiment. A first tube 10 , another tube 30 with inner data transmission elements 22 is arranged in parallel. Both tubes 10 , 20 can be connected to one another, for example by gluing or welding, the connection being able to take place only at certain points 16 or over the entire length of the tube. At least one section B3 of this double tube, which can be bent into an arc, is encased by a straight casing 12 ″ made of a plastic with a shape memory or restoring effect.
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1999151167 DE19951167C1 (en) | 1999-10-23 | 1999-10-23 | Guide element for data transmission cable in automobile has straight pipe sections and curved pipe section enclosed by memory material cuff activated upon installation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1999151167 DE19951167C1 (en) | 1999-10-23 | 1999-10-23 | Guide element for data transmission cable in automobile has straight pipe sections and curved pipe section enclosed by memory material cuff activated upon installation |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19951167C1 true DE19951167C1 (en) | 2001-03-15 |
Family
ID=7926687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1999151167 Expired - Fee Related DE19951167C1 (en) | 1999-10-23 | 1999-10-23 | Guide element for data transmission cable in automobile has straight pipe sections and curved pipe section enclosed by memory material cuff activated upon installation |
Country Status (1)
Country | Link |
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DE (1) | DE19951167C1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005000966A1 (en) * | 2005-01-07 | 2006-07-20 | Rehau Ag + Co. | Deformable object e.g. electrical conductor, fixing method for e.g. motor vehicle`s air conditioning system, involves section wise or complete re-shrinking object with thermal shrinkage hose and deflecting object re-shrinkable with hose |
FR2962603A1 (en) * | 2010-07-12 | 2012-01-13 | Peugeot Citroen Automobiles Sa | Electric cable for use in connection device in driving compartment of vehicle e.g. boat, has sleeve that is rigid and includes thickness less than that of insulating sheath, where conducting core is enclosed by insulating sheath |
WO2020249142A1 (en) * | 2019-06-13 | 2020-12-17 | gwb.cz s.r.o. | Optical cable protector for laying in small diameter pipes, the supporting system and the method of its laying. |
EP3734781A4 (en) * | 2017-12-28 | 2021-09-22 | Aptiv Electric Systems Co., Ltd. | Wiring structure for multi-slot connection |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3048051A1 (en) * | 1980-12-19 | 1982-07-01 | Siemens AG, 1000 Berlin und 8000 München | LENGTH DIVIDED SLEEVE PIPE MADE OF THERMOPLASTIC PLASTIC WITH FOMEDEDIA |
DE19728286C1 (en) * | 1997-07-02 | 1999-02-11 | Felten & Guilleaume Energie | Cable harness element for data transmission cables in automobile |
-
1999
- 1999-10-23 DE DE1999151167 patent/DE19951167C1/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3048051A1 (en) * | 1980-12-19 | 1982-07-01 | Siemens AG, 1000 Berlin und 8000 München | LENGTH DIVIDED SLEEVE PIPE MADE OF THERMOPLASTIC PLASTIC WITH FOMEDEDIA |
DE19728286C1 (en) * | 1997-07-02 | 1999-02-11 | Felten & Guilleaume Energie | Cable harness element for data transmission cables in automobile |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005000966A1 (en) * | 2005-01-07 | 2006-07-20 | Rehau Ag + Co. | Deformable object e.g. electrical conductor, fixing method for e.g. motor vehicle`s air conditioning system, involves section wise or complete re-shrinking object with thermal shrinkage hose and deflecting object re-shrinkable with hose |
FR2962603A1 (en) * | 2010-07-12 | 2012-01-13 | Peugeot Citroen Automobiles Sa | Electric cable for use in connection device in driving compartment of vehicle e.g. boat, has sleeve that is rigid and includes thickness less than that of insulating sheath, where conducting core is enclosed by insulating sheath |
EP3734781A4 (en) * | 2017-12-28 | 2021-09-22 | Aptiv Electric Systems Co., Ltd. | Wiring structure for multi-slot connection |
WO2020249142A1 (en) * | 2019-06-13 | 2020-12-17 | gwb.cz s.r.o. | Optical cable protector for laying in small diameter pipes, the supporting system and the method of its laying. |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8100 | Publication of the examined application without publication of unexamined application | ||
D1 | Grant (no unexamined application published) patent law 81 | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |