DE102006040834B3 - Connecting element, fastening element and mounting system for fastening Bowden cables - Google Patents

Abstract

The present invention relates to a connecting element 10 for connecting at least two cables 102, 112, 122 of Bowden cables 100, 110, 120, comprising a main body 12 with a transversely extending T opening 14 for receiving end connections 104, 114, 124 of the cable 102nd , 112, 122; an insertion slot 16 extending along the opening 14 in the base body 12, so that the cables 102, 112, 122 can be introduced into the opening 14 with the end connections 104, 114, 124; and at least two substantially parallel to the transverse direction T extending locking slots 20, 22, 24, which are connected to the insertion slot 16, so that the connecting member 10 for locking the cables 102, 112, 122 can be rotated about the transverse direction T. Furthermore, the invention relates to a fastener 50, a mounting system 1 and a method for assembling at least two Bowden cables 100, 110, 120th

Description

1. Field of the invention

The The invention relates to a connecting element for connecting at least two cables from Bowden cables, a fastener for joint attachment of at least two covers of Bowden cables, a mounting system for joint assembly of at least two Bowden cables, as well a method for assembling at least two Bowden cables.

2. State of the art

Bowden cables are usually used to transfer mechanical movements to remote locations. For example, in motor vehicles, a braking force for the parking brake transmitted by Bowden cables. Other applications are for example the transmission of movements for the ventilation and heating a motor vehicle.

Bowden cables exist from a flexible shell, which usually has a wire spiral and a displaceable in this case stored cables of a wire or a wire rope. By a Displacement of the cable with respect to the shell a mechanical movement or force can be transmitted.

Around to transmit a tensile or compressive force with a Bowden cable, becomes the shell of the Bowden cable usually on the to be operated Device attached. The cable of the Bowden cable is freely movable in the case and usually indicates an end connection, for example in the form of a nipple. With Using the end connector, the cable can be attached to a component that is to be moved or that the movement in the Bowden cable initiates.

From the EP 0 619 437 A1 It is known to insert the sheath of a Bowden cable in a cylindrical receptacle and secured with a sleeve. In addition, for example, from the DE 199 61 824 A1 Also known terminals with which the shell of a Bowden cable can be clamped.

The End Connections of cables from Bowden cables become common mounted in correspondingly shaped recordings on the component to be moved.

Therefore In the prior art, devices are known with which, respectively a case or a cable of a Bowden cable can be attached.

From the US 5 138 898 A1 is a connection element for cables of a Bowden cable known. The connecting element consists of a base body with receiving openings are introduced into the end connections of cables of a Bowden cable. In order to secure the end connections to the base body, a cover is clipped onto the base body.

From the WO 97/29290 A1 is a cable connector for connecting two Bowden cables known. The cable connector consists of two housing halves, which are locked together perpendicular to the direction of movement of the cables with specially shaped coupling means at the cable ends intermesh.

The The present invention has the object to provide an improved To provide a mounting system for joint assembly of several Bowden cables, so that several bowden cables for joint operation or to jointly drive a component to simple and fast Can be attached or connected.

Farther is a connecting element for connecting several cables of Bowden cables are provided and a fastener for joint mounting of several cases of Bowden cables.

3. Summary of the invention

The The above objects are achieved by a connecting element according to claim 1, a fastener according to claim 5, a mounting system according to claim 10, and by a method for assembling at least two Bowden cables according to claim 11th

Especially The above objects are achieved by a connecting element for connecting at least two cables of Bowden cables, comprising a basic body with a transverse direction T extending opening for receiving end terminals of the Electric wire; one along the opening extending insertion slot in the body, so that the cables are connected to the end connections in the opening can be introduced; and at least two substantially perpendicular to the transverse direction T extending Locking slots that are connected to the insertion slot, so that the connecting element for locking the cable around the transverse direction T can be turned.

Thus, a connecting element for connecting at least two cables is provided by Bowden cables, the running through the transverse direction T openings and the opening slot extending along the opening in a very simple manner two or more cables of Bowden cables miteinan which can connect. By providing the perpendicular to the transverse direction T extending locking slots, which are connected to the insertion slot, the connecting element can be rotated about the transverse direction T, so that the cables are firmly locked in the connecting element. In particular, by rotating the connecting element into a locking position, it is no longer possible for the end terminals of the cables to move out of the opening, since the cables are present at the locking slots.

If the connecting element is rotated in the opposite direction, i. in a release position, so that the cables in the direction of insertion slot are arranged the end connections slightly out of the opening are removed to disconnect the cables from the connector.

With Help of such a connecting element for cables of Bowden cables is it possible several bowden cables to operate simultaneously, for example, with these a right and a left vent of a motor vehicle at the same time.

In a first preferred embodiment has the connecting element three substantially perpendicular to Transverse direction T extending locking slots. This can be done with the connecting element three cables are connected by Bowden cables, for example, to operate them simultaneously.

Of course it is it is possible to further increase the number of locking slots and to extend the transverse direction T extending opening, so that four or more cables are connected by Bowden cables can.

In a further preferred embodiment has at least one of the locking slots in its transition to the insertion slot a projection on which the at least one locking slot locally narrowed.

By this projection, which must be exceeded during installation of the cable is created a mounting fuse that prevents the fastener unasked-for is rotated in the unlocked position. This makes it possible for the Cable of the Bowden cables in a pre-assembly step to connect with each other and later the Connecting element on the actuated To attach component. In a possible transport of such pre-assembled cable, the connection remains.

According to the invention the connecting element on a plate-shaped connection area, the in the locked state of the connecting element to the main body in longitudinal direction L connects. The connecting element can by means of the connection area at the to be operated Device attached become. The connection region is preferably arranged on the base body, that the connecting element is in the locking position, when attached to the connection area on the device to be operated is.

According to the invention the connecting element further comprises an L-shaped mounting pin, the extending from the connection area first perpendicular and then parallel to the longitudinal direction L extends. With the help of such a shaped L-shaped mounting pin The fastener can easily and safely in one Mounting opening on to be operated Device to be hung without that further safeguards required are. The connecting element is thus alone the L-shaped Mounting pin and the pulling direction of the cable securely fixed to the device to be operated.

In a further preferred embodiment is the connecting element in one piece from a plastic material produced. It can therefore be easily and inexpensively manufactured and is particularly easy and inexpensive.

The The above objects are also achieved by a fastener for joint attachment of at least two sheaths of Bowden cables, comprising a mounting body with at least two in the longitudinal direction L extending receiving openings, for releasable Receiving at least two end portions of the sheaths; and snap hooks that integrally formed on the mounting body for attachment of the fastener are.

By the at least two are longitudinal L extending receiving openings can at least two cases be fastened together. So that the fastener itself on a to be operated Device or For example, the body of a motor vehicle to be attached can, it has snap hooks integrally formed on the mounting body are. The snap hooks preferably also extend in the longitudinal direction L. This allows the fastener easy, safe and fast be attached and thus simultaneously attach two sheaths of Bowden cables.

According to the invention, the receiving openings in the longitudinal direction L extending insertion slots. Through the insertion slots cables of the respective Bowden cables can be introduced into the receiving openings in order to mount the end portions of the sheaths even when the cables are already at the end have connections.

According to the invention mounting body a substantially cuboidal hollow body, having an open end face, through the cables of the Bowden cables therethrough can occur. The mounting body forms an extension the Bowden cable cases and encloses the cables in substantially all directions. After mounting the Bowden cables run the cables inside the mounting body and are therefore due to the mounting body against influences from the outside protected.

In a further preferred embodiment has the mounting body continue an insertion opening in a side wall to enter end terminals of the cables in the mounting body to to let. The insertion opening in a lateral wall of the mounting body serves end connections, the At the ends of the cables are molded into the interior of the hollow mounting body to get to. That's the way it is possible cables to mount with the fastener, in which already end connections to the Cables are present.

According to the invention Snap hook arranged around the open end side of the mounting body around and stand in the longitudinal direction L off. With this arrangement, the snap hook, the fastener at a suitable opening be attached so that the cables of the Bowden cables also through this opening can occur.

In a further preferred embodiment The fastening element furthermore has reinforcing walls, which are an end face of the mounting body support, arranged at the receiving openings are. The reinforcement walls support the front side of the mounting body, through the covers of the cables subjected to a compressive force. The reinforcement walls direct these compressive forces into the Fastening element, so that the front side with the receiving openings also high pressure loads of the casings can record.

In a further preferred embodiment is the connecting element in one piece from a plastic material produced. This makes it particularly easy to manufacture and is especially light and inexpensive.

The The above tasks are also solved by a mounting system for joint assembly of at least two Bowden cables, comprising an above-described connecting element and an above-described Fastener. This creates a mounting system, in the means of two components, both the sheaths and the cable at least two Bowden cables in a simple and fast way, jointly fastened and mounted can be.

• a) Bereitstellen eines Befestigungselements, aufweisend mindestes zwei mit Schlitzen versehene Aufnahmeöffnungen zur Aufnahme von Endbereichen der Hüllen und einen hohlen Montagekörper;
• b) Einbringen der Endanschlüsse der Kabel in den Montagekörper durch eine Einfügeöffnung in einer seitlichen Wand des Montagekörpers;
• c) Einbringen der Endbereiche der Hüllen in die Aufnahmeöffnungen; und
• d) Herausziehen der Endanschlüsse aus einer offenen Stirnseite des Montagekörpers.
• e) Bereitstellen eines Verbindungselements, aufweisend einen Grundkörper mit einer in Querrichtung T verlaufenden Öffnung;
• f) Einbringen der Endanschlüsse in die Öffnung; und
• g) Drehen des Verbindungselements um die Querrichtung T zum Versiegeln der Kabel mit dem Verbindungselement.

The above objects are also achieved by a method of assembling at least two cables and sheath cables, comprising the following steps:

• a) providing a fastener, comprising at least two slotted receiving openings for receiving end portions of the sheaths and a hollow mounting body;
• b) inserting the end terminals of the cables into the mounting body through an insertion opening in a side wall of the mounting body;
• c) introducing the end regions of the casings into the receiving openings; and
• d) pulling out the end connections from an open end face of the mounting body.
• e) providing a connecting element, comprising a base body with an opening extending in the transverse direction T;
• f) inserting the end connections into the opening; and
• g) turning the connecting element about the transverse direction T to seal the cables with the connecting element.

By This assembly process can at least two cables from at least two Bowden cables on safe and easy Be connected with each other. This makes it possible to combine two Bowden cables together to press or with two Bowden cables together a device to press. Further Mounting steps for mounting the cables and securing the cables on the connecting element are not necessary.

With Help this procedure can in a quick and easy way, the cases of at least two Bowden cables together be fastened by means of a single fastener.

Further preferred embodiments emerge from the dependent claims.

4. Brief description of the drawings

in the The following are preferred embodiments of the present invention with the aid of the accompanying drawings explained. In which shows:

1 a three-dimensional view of a preferred embodiment of a mounting system according to the invention with three mounted Bowden cables;

2 attach a three-dimensional representation of a preferred embodiment of a fastener according to the invention with three Covers of bowden cables;

3 a three-dimensional representation of the assembly process for attaching a sheath of a Bowden cable to the fastener 2 ;

4 a three-dimensional view of the assembly process for attachment of three cables of Bowden cables to an embodiment of a connecting element according to the invention;

5 a three-dimensional detail of the connecting element 4 with three cables installed; and

6 a three-dimensional representation of the mounting system 1 from a different perspective.

5. Detailed description of the preferred embodiments

in the The following are preferred embodiments of the present invention in detail with reference to the figures.

1 shows a mounting system 1 for joint assembly of three Bowden cables 100 . 110 . 120 , where the mounting system 1 a connecting element 10 and a fastener 50 having.

The connecting element 10 connects three cables 102 . 112 . 122 the Bowden cables 100 . 110 . 120 with each other, so that the three cables 102 . 112 . 122 can be operated together or together can actuate a component, for example a component of a motor vehicle.

The fastener 50 is used to attach three cases 106 . 116 . 126 the three Bowden cables 100 . 110 . 120 , For this purpose, the fastener 50 a mounting body 52 on, with three in the longitudinal direction L extending receiving openings 60 . 62 . 64 , for receiving three end areas 108 . 118 . 128 the covers 106 . 116 . 126 , The receiving openings 60 . 62 . 64 are substantially cylindrically shaped and have at their the mounting body 52 facing a through hole, through which the respective cable 102 . 112 . 122 can pass through. The covers 106 . 116 . 126 can stand up against the receiving openings 60 . 62 . 64 support, and compressive forces on the fastener 50 transfer.

For mounting the Bowden cables 100 . 110 . 120 on the fastener 50 are the receiving openings 60 . 62 . 64 with insertion slots running in the longitudinal direction L. 61 . 63 . 65 provided that are wide enough so that the cables 102 . 112 . 122 can pass through them. This allows the Bowden cables 100 . 110 . 120 easy on the fastener 50 be hung as it is through the assembly process in 3 is shown, even if the cables 102 . 112 . 122 already end connections 104 . 114 . 124 exhibit.

3 shows by way of example in four steps (a) to (d) the assembly process for the Bowden cable 110 on the fastener 50 ,

In a first step (a), the end connection 114 of the cable 112 of the Bowden cable 110 through an insertion opening 58 in a lateral wall of the mounting body 52 in the mounting body 52 introduced, as indicated by the arrow 80 indicated. The cable moves 112 through the insertion slot 63 therethrough.

The second step (b) shows the state when the terminal end 114 and the cable 112 in the mounting body 52 are inserted. Now the end area 118 the shell 116 in the receiving opening 62 pushed in as far as the stop, as indicated by the arrow 82 indicated.

In a step (c) now becomes the cable 112 through the hollow mounting body 52 of the fastener 50 pushed through, as by the arrow 84 indicated, and occurs at its open front 57 out.

In 3 (d) is the on the fastener 50 ready assembled Bowden cable 110 shown.

For fastening the fastening element 50 on a further component (not shown), for example on the body of a motor vehicle, is the mounting body 52 of the fastener 50 with snap hook 70 . 72 . 74 . 76 fitted around the open front 57 of the mounting body 52 are arranged around and project in the longitudinal direction L. These snap hooks 70 . 72 . 74 . 76 can snap into a correspondingly shaped opening, for example in a wall of a device to be actuated (not shown) to the fastener 50 and the covers attached thereto 106 . 116 . 126 to fix.

The mounting body 52 also has attack surfaces 90 on, like in 6 shown around the open end 57 of the mounting body 52 are arranged around and project perpendicular to the longitudinal direction L. About these stop surfaces 90 Can the compressive forces coming from the envelopes 106 . 116 . 126 in the Be fastening element 50 are introduced, are transmitted to the actuated component (not shown).

The snap hooks 70 . 72 . 74 . 76 serve together with the stop surfaces 90 for easy and quick attachment of the fastener 50 by simply plugging or snapping. As the mounting body 52 of the fastener 50 is hollow and in the assembled state, the cables 102 . 112 . 122 through the cavity of the mounting body 52 pass through, are the cables 102 . 112 . 122 on the one hand well protected and on the other hand only needs a simple mounting opening for attaching a plurality of Bowden cables to the device to be operated 100 . 110 . 120 be provided.

As already mentioned, the connecting element serves 10 for connecting at least two cables 102 . 112 . 122 of Bowden cables. In the illustrated embodiment, the connecting element connects 10 three cables 102 . 112 . 122 together. For this purpose, the connecting element 10 , as in 1 shown a basic body 12 on, with an opening extending in the transverse direction T 14 for receiving end connections 104 . 114 . 124 the cable 102 . 112 . 122 ,

The connecting element 10 also has one along the opening 14 extending insertion slot 16 in the main body 12 on, so the cables 102 . 112 . 122 with the end connections 104 . 114 . 124 in the opening 14 can be introduced, as indicated by the arrow 86 in 4 (a) indicated. As in 4 (b) shown, the end connections 104 . 114 . 124 in the transverse direction T in the opening 14 plugged in to the stop.

The connecting element 10 further comprises three substantially perpendicular to the transverse direction T extending locking slots 20 . 22 . 24 on that with the insertion slot 16 are connected. These locking slots 20 . 22 . 24 allow the fastener 10 can be turned around its transverse direction T, as indicated by the arrow 88 in 4 (b) indicated.

The cables 102 . 112 . 122 are now inside the locking slots 20 . 22 . 24 , This in 4 (c) configuration shown prevents the end connections 104 . 114 . 124 out of the opening 14 can escape. These are the cables 102 . 112 . 122 in the connecting element 10 securely locked.

As in 5 shown, the locking slot 24 at its transition to the insertion slot 16 a lead 25 on top of the locking slot 24 locally narrowed. By the projection 25 will prevent the connecting element 10 unintentionally in his in 4 (b) pivoted back position shown. This is particularly advantageous when the connecting element 10 itself is not yet hooked on the component to be actuated.

For mounting the connecting element 10 on the component to be actuated (not shown) it has, as in 6 illustrated, further comprising a plate-shaped connection area 17 up, away from the main body 12 extends radially outward. For easy attachment of the connecting element 10 is the connection area 17 Continue with an L-shaped mounting pin 18 equipped, extending from the connection area 17 initially perpendicular and then extending in a parallel direction to the outside. With the help of this mounting pin 18 can the connecting element 10 simply be hung on the component to be operated. Then there is the connecting element 10 in the in 6 shown in the longitudinal direction L stretched position, so that the cables 102 . 112 . 122 safely in the connecting element 10 be held. This arrangement has the advantage that no further securing elements for holding the cable 102 . 112 . 122 must be provided.

6 further shows two reinforcement walls 66 that is a frontal 67 of the mounting body 52 support, at which the receiving openings 60 . 62 . 64 are arranged. These preferably triangular-shaped reinforcing walls 66 support the front 67 of the mounting body 52 on which the covers 106 . 116 . 126 initiate a compressive force. As the mounting body 52 at this point in a side wall, the insertion 58 and therefore weakened there, reinforce the reinforcing walls 66 the front side 67 , allowing high compressive forces in the fastener 50 can be initiated.

The fastener 50 as well as the connecting element 10 together form a mounting system 1 with which in a simple, fast and cost effective way two or more Bowden cables 100 . 110 . 120 on a component to be actuated (not shown) can be attached.

The fastener 50 as well as the connecting element 10 are preferably injection molded in one piece from a plastic material. Preference is given to a polyamide PA6.6 is used with glass fiber additive.

1

mounting system

10

connecting element

12

body

14

opening

16

insertion slot

17

connecting area

18

mounting pin

20 22, 24

locking slots

25

head Start

50

fastener

52

mounting body

58

insertion opening

57

open front

60 62, 64

receiving openings

61, 63, 65

insertion slots

66

reinforcing walls

67

front

70 72, 74, 76

snap hooks

80 82, 84, 86

arrows

90

stop surfaces

100 110, 120

cables

102 112, 122

electric wire the Bowden cables

104 114, 124

End connections of the electric wire

106 116, 126

Covers the cables

108 118, 128

end regions the covers

Claims (11)

Connecting element ( 10 ) for connecting at least two cables ( 102 . 112 . 122 ) of Bowden cables ( 100 . 110 . 120 ), comprising: a) a basic body ( 12 ) with an opening extending transversely T ( 14 ), for receiving end connections ( 104 . 114 . 124 ) the cable ( 102 . 112 . 122 ); b) one along the opening ( 14 ) insertion slot ( 16 ) in the main body ( 12 ), so the cables ( 102 . 112 . 122 ) with the end connections ( 104 . 114 . 124 ) in the opening ( 14 ) can be introduced; c) at least two locking slots extending substantially perpendicular to the transverse direction T ( 20 . 22 . 24 ) with the insertion slot ( 16 ) are connected so that the connecting element ( 10 ) for locking the cables ( 102 . 112 . 122 ) can be rotated about the transverse direction T; characterized by d) a plate-shaped connection region ( 17 ), which in the locked state of the connecting element ( 10 ) to the main body ( 12 ) is connected in the longitudinal direction L; and e) an L-shaped mounting pin ( 18 ) extending from the connection area ( 17 ) initially perpendicular and then parallel to the longitudinal direction L extends. Connecting element according to claim 1, comprising three locking slots extending substantially perpendicular to the transverse direction T ( 20 . 22 . 24 ). Connecting element according to one of claims 1 or 2, wherein at least one of the locking slots ( 20 . 22 . 24 ) during its transition to the insertion slot ( 16 ) a lead ( 25 ) having the at least one locking slot ( 20 . 22 . 24 ) locally narrowed. Connecting element according to one of claims 1-3, wherein the connecting element ( 10 ) is made in one piece of a plastic material. Fastening element ( 50 ) for joint attachment of at least two sheaths ( 106 . 116 . 126 ) of Bowden cables ( 100 . 110 . 120 ), comprising: a) a mounting body ( 52 ) having at least two receiving openings (L) extending in the longitudinal direction ( 60 . 62 . 64 ), for releasably receiving at least two end regions ( 108 . 118 . 128 ) of the envelopes ( 106 . 116 . 126 ); and b) snap hooks ( 70 . 72 . 74 . 76 ) used for fastening the fastener ( 50 ) integral with the mounting body ( 52 ) are formed; characterized in that c) the mounting body ( 52 ) is a substantially cuboidal hollow body having an open end face ( 57 ) through the cables ( 102 . 112 . 122 ) of the Bowden cables ( 100 . 110 . 120 ) can pass through; d) each of the receiving openings ( 60 . 62 . 64 ) in the longitudinal direction L extending insertion slots ( 61 . 63 . 65 ) exhibit; and e) the snap hooks ( 70 . 72 . 74 . 76 ) around the open end face ( 57 ) of the mounting body ( 52 ) are arranged around and project in the longitudinal direction L. Fastening element according to claim 5, wherein the mounting body ( 52 ) an insertion opening ( 58 ) in a side wall to provide end connections ( 104 . 114 . 124 ) the cable ( 102 . 112 . 122 ) in the mounting body ( 52 ) to enter. Fastening element according to one of claims 5 or 6, further comprising abutment surfaces ( 90 ) around the open end ( 57 ) of the mounting body ( 52 ) are arranged around and project perpendicular to the longitudinal direction L. Fastening element according to one of claims 5-7, further comprising reinforcing walls ( 66 ), which has an end face ( 67 ) of the mounting body ( 52 ), at which the receiving openings ( 60 . 62 . 64 ) are arranged. Fastening element according to one of claims 5-8, wherein the connecting element ( 10 ) is made in one piece of a plastic material. Mounting system ( 1 ) for joint assembly of at least two Bowden cables ( 100 . 110 . 120 ) comprising a connecting element ( 10 ) according to one of claims 1-4 and a fastening element ( 50 ) according to any one of claims 5-9. Method for assembling at least two Bowden cables ( 100 . 110 . 120 ) with cables ( 102 . 112 . 122 ) and envelopes ( 106 . 116 . 126 ), comprising the following steps: a) providing a fastening element ( 50 ), comprising at least two slotted receiving openings ( 60 . 62 . 64 ) for receiving end regions ( 108 . 118 . 128 ) of the envelopes ( 106 . 116 . 126 ) and having a hollow mounting body ( 52 ); b) inserting the end connections ( 104 . 114 . 124 ) the cable ( 102 . 112 . 122 ) in the mounting body ( 52 ) through an insertion opening ( 58 ) in a lateral wall of the mounting body ( 52 ); c) introducing the end regions ( 108 . 118 . 128 ) of the envelopes ( 106 . 116 . 126 ) into the receiving openings ( 60 . 62 . 64 ); and d) pulling out the end connections ( 104 . 114 . 124 ) the cable ( 102 . 112 . 122 ) from an open end face ( 57 ) of the mounting body ( 52 ). e) providing a connecting element ( 10 ), comprising a base body ( 12 ) having an opening (T) in the transverse direction ( 14 ); f) inserting the end connections ( 104 . 114 . 124 ) the cable ( 102 . 112 . 122 ) in the opening ( 14 ); and g) turning the connecting element ( 10 ) about the transverse direction (T) for locking the cables ( 102 . 112 . 122 ) with the connecting element ( 10 ).