TW201304336A - Cable strain relief device for cable closures and cable closure having at least one such cable strain relief device - Google Patents

Abstract

Cable strain relief device for a cable closure, having at least one cable guiding element (29), whereby a cable to be restrained can be fixed at a respective cable guiding element (29) via a cable tie surrounding the cable to be restrained and the respective cable guiding element (29), whereby on both sides of the or each cable guiding element (29) there are positioned cable tie guiding elements (32, 33) providing guiding surfaces (34, 35), whereby the guiding surface (34) of a first cable tie guiding element (32) being positioned at a first side of the cable guiding element, namely at the cable tie entry side of the same, has a smaller distance from the cable guiding element (29) than the guiding surface (35) of a second cable tie guiding element (33) being positioned at a second side of the cable guiding element, namely at the cable tie exit side of the same.

Description

Cable fastening device for cable packaging and electricity having at least one cable fastening device Cable package

The present application is based on the benefit of the priority of the European Patent Application No. EP No. 11 154 642, filed on May 5, 2011, which is hereby incorporated by reference in its entirety in its entirety in its entirety in its entirety in

The present invention relates to a cable strain relief device for cable encapsulation according to the preamble of claim 1, and for a cable package, the cable package is The foreword of claim 8.

The cable package is used in a telecommunications cable network for protecting a spliced joint at a connection point between two telecommunication cables, and a branch point or splitting point for protecting the telecommunication cable. ). In this case, the cable package must ensure the continuity of the telecommunications cable as if the telecommunications cable were undisturbed.

The product catalog "Accessories for Fiber Optic Networks, Edition 1, page 75, Corning Cable Systems, 2001" discloses cable packages that first come in the form of a straight-line cable package, and secondly in the form of a dome cable package. Each of the forms has a housing that defines an interior of the cable package and the housing Isolate the inside and outside of the cable package. Conventionally, the assembly for connecting (i.e., for engaging) telecommunications conductors that are guided in a telecommunications cable is disposed in the interior, the interior being defined by the outer casing of the cable package.

In the case of a cable package in the form of a dome cable package, the outer casing is formed by a dome-shaped covering body defining a cable insertion area, and the cable insertion area is sealed to one of the dome-shaped covering bodies. On the side, and with these cable insertion areas, all cables can be inserted into the interior of the cable package.

In the case of a cable package in the form of a linear cable package, a cable insertion area is formed to insert a cable into the interior of the cable package, the cable insertion areas being sealed to the opposite sides of the cover, resulting in a straight type The cable package can be mounted on a line with the cable.

DE 2020 1000 658 2 U1 discloses a linear cable package having a housing that defines the interior of a cable package, and which seals the cable package outwardly, the housing comprising: a cover comprising a half-shell and the cover being in the cover Cable insertion areas are provided on opposite sides for inserting the cable into the interior of the cable package and/or for: threading the cable out of the interior of the cable package, wherein the cable is compressible and/or The deformed sealing element is located at the opposite side of the cover in the region of the half shells. According to DE 2020 1000 658 2 U1, the cable package comprises, on the opposite sides of the cover, a cable fastening device, each cable fastening device having: two cable guiding elements, wherein the cable to be restrained can be secured by a cable tie At the respective cable guiding elements, the cable tie surrounds the cable to be constrained and the respective cable guiding elements.

In this context, the present patent application provides a novel cable tie device for cable packaging having improved guided properties for cable ties.

This is achieved by the cable lacing guiding elements being located on either side of the cable guiding element or each cable guiding element, the cable lacing guiding elements providing a guiding surface, wherein the first cable ties guide The guiding surface of the component is located at a first side of the cable guiding component (ie, where the cable tie of the cable guiding component enters the side), and the guiding surface of the second cable tie guiding component is located at: the cable At a second side of the guiding element, that is, where the cable tie of the cable guiding element leaves the side, the guiding surface of the first cable tie guiding element is spaced from the cable guiding element by a second cable tie The guiding surface of the guiding element is small from the distance of the cable guiding element.

These guiding surfaces provide for simple and reliable cable lacing guidance when cable ties are used to secure the constrained cables to the respective cable guiding elements.

According to a preferred embodiment, the cable lacing guiding elements are located on either side of the cable guiding element or each cable guiding element, wherein the curved segment guiding surface of the first cable lacing guiding element is located at: the cable guiding element At the first side of the member, that is, where the cable tie of the cable guiding member enters the side, the curved segment guiding surface of the second cable tie guiding member is located at: the second of the cable guiding member At the side, (ie, where the cable tie of the cable guiding element leaves the side), the curved segment guiding surface of the first cable tie guiding element has an arcuate segment guide than the second cable lacing guiding element One of the smaller surfaces is the radius. Preferably, the midpoint of the arcuate segment guiding surface of the first cable tether guiding element and the midpoint of the arc segment guiding surface of the first cable tether guiding element have different distances from the respective cable guiding elements . This provides a better guiding function for the cable tie.

The cable package according to the present application is defined in claim 8.

Each of FIGS. 1 and 2 illustrates a cable package in the form of an inline cable package 10, the linear cable package 10 illustrated in the embodiment comprising: a housing, The outer casing is formed by a cover 13 which is composed of two half-shells 11 and 12. In the illustrated exemplary embodiment, the half-shell 11 is the so-called lower shell of the cover 13 and the half-shell 12 is the so-called upper shell of the cover 13 which together with the half-shell 12 defines the cable package 10 The internal 14.

The cable insertion area 17 is formed by mutually opposite sides 15 and 16 of the linear cable package 10 (or cover 1), and the cable insertion area 17 allows the cable to be inserted into the interior 14 of the linear cable package 10, or to be powered The cable passes through the interior.

In the illustrated exemplary embodiment, each of the two cable insertion regions 17 is formed on both opposite sides 15 and 16 of the cover 13, each of the two cable insertion regions 17 One is used to insert a cable into the interior 14 of the linear cable package 10.

In the illustrated embodiment, the two half-shells 11 and 12 are hinged together at the first longitudinal sides 18 and 19 of the two half-shells 11 and 12. The half shells 11 and 12 are pivotable relative to each other about a hinge 20 by which the first longitudinal side of the two half shells 11 and 12 are pivoted. 18 and 19 are fixed to each other. When the linear cable package 10 is closed, the other second longitudinal sides 21 and 22 of the two half-shells 11 and 12 can be secured to each other by a closure mechanism 23 which, in the illustrated embodiment, is attributed to the closure mechanism 23 Half shell 11.

In order to ensure that the cable inserted into the interior 14 of the linear cable package 10 is sealed via the cable insertion region 17, the compressible and/or deformable sealing member 24 is located in the mutual covering of the cover 13 of the linear cable package 10. In the region of the opposite sides 15 and 16, each of the sealing elements 24 is disposed between the barrier walls 25 and 26, and the cable insertion region 17 is formed in the cover of the linear cable package 10. The cable insertion regions 17 are located in the region of the lower half-shell 11 and in the region of the upper half-shell 12, respectively, on the mutually opposite sides 15 and 16.

Each of the first barriers 25 (i.e., the opposite sides 15 and 16 in the region of the lower half-shell 11 and in the region of the upper half-shell 12) Both of them are remote from the interior 14 of the linear cable package 10, while each of the second barriers 26 faces the interior 14 of the cable package 10.

As illustrated in FIG. 2, the compressible and/or deformable sealing element 24 of the upper half-shell 12 is coupled by a compressible and/or deformable sealing element 27, which is compressible and/or The deformable sealing element 24 is associated with a cable insertion region 17, which is oriented parallel to the longitudinal edges of the upper half-shell 12. As a result, an annular and closed sealing area is formed by the sealing elements 24 and 27 in the region of the upper half-shell 12. It is possible to form a similar sealing area in the region of the lower half shell 11 .

The compressible and/or deformable sealing element 24 (possibly with the compressible and/or deformable sealing element 27) is preferably a gel-like sealing element such as a polyurethane gel or silicone. This type of gel-like sealing element is deformable and can be compressible.

It is also possible to use a sealing element 24 which is partly composed of different materials, such as a sealing element 24 consisting of a deformable gel-like sealing material, and a sealing element 24 consisting of a foam-like compressible sealing material.

Each of the barriers 25 and 26 (i.e., both the barrier 25 away from the interior 14 and the barrier 26 facing the interior 14) extends in a cross-sectional direction with respect to the insertion direction of the cable insertion region 17.

A cable package having the form of a linear cable package 10 as shown in Figures 1 and 2, comprising: cable strain relief device on both of the opposite sides 15 and 16 28) The cable fastening device 28 is: a cover 13 of the cable package 10 The entire half of the lower half shell 11 is. Each cable tie device 28 is located entirely within the interior 14 of the cover 13.

For each of the cable insertion regions 17, the respective cable fastening device 28 provides a cable guiding member 29, the cable insertion regions 17 being located on the mutually opposite sides 15 and 16, wherein The cable to be constrained (not shown) can be fixed to the respective cable guiding member 29 by a cable tie (not shown) surrounding the cable to be restrained and the respective cable Guide element 29.

Each cable guiding element 29 comprises: protrusions 30 and 31 which, when secured by a cable tie, are secured at the cable guiding element 29, at the respective cable guiding elements 29, The respective cable sheaths of the cables to be constrained are joined. The first protrusions 30 are spiky, and the conveying protrusions 31 are stripy.

As best seen in Fig. 4, on either side of each cable guiding member 29, there are cable lacing guiding members 32 and 33 which provide guiding surfaces 34 and 35, wherein the guiding surface 34 of the first cable tie guiding member 32 is located at a first side of the cable guiding member (ie, at a cable tie entry side of the cable guiding member), the second cable tie guiding member The guiding surface 35 of the 33 is located on the second side of the cable guiding element (i.e., at the cable tie of the cable guiding element away from the side), the guiding surface 34 being spaced from the cable guiding element 29 by a distance from the guiding surface 35. The distance of the element 29 is small. Arrow 36 shows: at the cable tie into the side, the cable system The guiding direction of the belt.

The cable tie guiding members 32 and 33 preferably have curved segment guiding surfaces 34 and 35, wherein the curved segment guiding surface 34 of the first cable tie guiding member 32 is located on the first side of the cable guiding member 29. At the edge, that is, where the cable tie of the cable guiding member 29 enters the side, the curved segment guiding surface 35 of the second cable tie guiding member 33 is located at the second side of the cable guiding member 29. Where, (i.e., where the cable tie of the cable guiding member 29 is away from the side), the curved segment guiding surface 34 has a smaller radius than the curved segment guiding surface 35. The arcuate segment guiding surfaces 34 and 35 can be, for example, a circular arc guiding surface or an elliptical curved guiding surface.

A cable tie is used to secure the cable to be constrained to a respective cable guiding member 29 that first contacts the curved segment guiding surface 34 of the first cable tie guiding member 32 and then passes through the curved segment After the guiding surface 34, the cable tie contacts the curved segment guiding surface 35 of the second cable tie guiding member 33. The cable tie will always be directed to the resistance direction, which is about 180° for the respective cable guiding element 29, and the cable to be constrained allows for a simple and reliable cable lacing operation.

Preferably, the midpoint of the arcuate segment guiding surface 34 of the first cable tie guiding member 32 and the arcuate segment guiding surface 35 of the second cable tie guiding member 34 have: from the respective cable guiding member 29 The different distances, wherein the midpoint of the curved segment guiding surface 34 of the first cable tie guiding member 32 and the arc segment guiding surface 35 of the second cable tie guiding member 33 have: in the vertical direction and / Or level Directions, different distances from the respective cable guiding elements 29.

In the illustrated embodiment, the midpoints are on a common vertical axis and the midpoints have different distances from the respective cable guiding elements 29 only in the vertical direction.

The midpoints may also have different distances from the respective cable guiding elements 29 in the vertical and horizontal directions.

According to Fig. 4, the illustrated cable tie device 28 provides two cable guiding members 29. In the alternative to Figure 5, the illustrated cable tie device 28 provides three cable guiding members 29, each cable guiding member 29 being in a side-by-side position, wherein the cable tie guiding members 32 and 33 are located at each On either side of a cable guiding member 29, the cable tie guiding members 32 and 33 have: the arcuate segment guiding surfaces 33 and 34.

The cable insertion area 17 is mated with the cable guiding element 29 to define the diameter of the cable to be inserted into the cable package 10. When it is desired to insert a cable having a smaller diameter into the linear cable package 10, adapter pieces 37 may be located in the region of the cable insertion region 17 to separate the respective cables by the respective fitting devices 37. The insertion area 17 is adapted to a smaller diameter cable that will be inserted into the linear cable package 10.

The mating means 37 can be inserted into the cable insertion area 17, and the mating means 37 can be housed in a cable guiding element 29 which is designed for the largest diameter to be inserted cable. If appropriate, this adapter 37 can be used for each cable insertion. In the area of area 17.

Figure 6 illustrates that in a cable insertion area 17, there is a mating means 37 for adapting the respective cable insertion area 17 to a smaller diameter cable which will be inserted into the straight cable. In package 10.

The compliant device 37 also includes at the inner surface 38 a plurality of pointed protrusions 30 that will be constrained when the respective cable to be constrained is secured to the mating device 37. The cable sheathing of the cable is engaged, and the mating device 37 is housed within the cable guiding member 29. The adapter device 37 may also include strip-like protrusions 31.

The outer surface 39 of the mating device 37 corresponds to the inner surface of the cable guiding member 29 and the cable insertion region 17, in which the mating device 37 can be received.

10‧‧‧Linear cable package

11‧‧‧ half shell / lower half shell

12‧‧‧ half shell / upper half shell

13‧‧‧ Coverage

14‧‧‧Internal

15‧‧‧ side

16‧‧‧ side

17‧‧‧ Cable insertion area

18‧‧‧ longitudinal side

19‧‧‧ longitudinal side

20‧‧‧ Hinges

21‧‧‧ longitudinal side

22‧‧‧ longitudinal side

23‧‧‧Closed institutions

24‧‧‧Sealing components

25‧‧ ‧Baffle

26‧‧ ‧Baffle

27‧‧‧Sealing components

28‧‧‧ cable fastening device

29‧‧‧ Cable guiding components

30‧‧‧ Protrusion

31‧‧‧ Protrusion

32‧‧‧ Cable tie guiding element

33‧‧‧ Cable tie guiding element

34‧‧‧Guided surface

35‧‧‧Guided surface

36‧‧‧Direction direction of cable tie

37‧‧‧With device

38‧‧‧Internal surface

39‧‧‧External surface

The exemplary embodiments of the present invention have been explained in more detail with reference to the drawings without any limitation, in which: FIG. 1 illustrates a perspective view of a preferred exemplary embodiment of a linear cable package ( In the closed state of the linear cable package); Figure 2 shows a perspective view of the linear cable package shown in Figure 1 (in the open state of the linear cable package); Figure 3 shows the linear cable package Detail of the first lower half-shell; Figure 4 illustrates another thinner of the first lower half-shell of the linear cable package Section 5 illustrates alternative details; Figure 6 illustrates the details of the first lower half-shell of the linear cable package along with the mating device in one of the cable insertion areas; Figure 7 A first perspective view of the mating device; and Figure 8 is a second perspective view of the mating device.

11‧‧‧ half shell / lower half shell

13‧‧‧ Coverage

17‧‧‧ Cable insertion area

28‧‧‧ cable fastening device

29‧‧‧ Cable guiding components

32‧‧‧ Cable tie guiding element

33‧‧‧ Cable tie guiding element

34‧‧‧Guided surface

35‧‧‧Guided surface

36‧‧‧Direction direction of cable tie

Claims (10)

A cable strain relief device for a cable package, the cable fastening device having: at least one cable guiding member (29), wherein a cable to be restrained can be tied by a cable tie Fixed at a respective cable guiding element (29) surrounding the cable to be constrained and the respective cable guiding element (29), characterized in that the cable lacing guiding element (32, 33) is Located on either side of the cable guiding member (29) or each cable guiding member (29), the cable lacing guiding members (32, 33) provide guiding surfaces (34, 35), wherein a first cable tie The guiding surface (34) of the guiding member (32) is located at: a first side of the cable guiding member, that is, where the cable tie of the cable guiding member enters the side, The guiding surface (35) of the second cable tie guiding member (33) is located at a second side of the cable guiding member (ie, the cable tie at the cable guiding member leaves the side) The distance from the guiding surface (34) to the cable guiding member (29) The distance of the guiding surface (35) from the cable guiding element (29) is small. The cable bushing device according to the requested item 1, wherein: cable tie guide element (32, 33) of the cable guide element positioned lines (29) or each cable guide element (29) on both sides of the edge, The cable tie guiding members (32, 33) have an arcuate segment guiding surface (34, 35), wherein the curved segment guiding surface (34) of a first cable tie guiding member (32) is located at: At the first side of the cable guiding member (29), that is, where the cable tie of the cable guiding member (29) enters the side, the second cable tie guiding member (33) The curved segment guiding surface (35) is located at the second side of the cable guiding member (29), that is, where the cable tie of the cable guiding member (29) leaves the side The curved segment guiding surface (34) has a smaller radius than the curved segment guiding surface (35). A cable fastening device according to claim 2, characterized in that the first cable tie guide member (32) has a midpoint of one of the curved segment surfaces (34) and the second cable tie guiding member ( 33) The midpoint of one of the curved segment surfaces (35) has a different distance from one of the respective cable guiding elements (29). The cable bushing device according to the requested item 3, wherein: the first cable strap guiding member (32) the midpoint of the arcuate segment surface (34) of the second cable and strap guiding elements ( 33) The midpoint of the curved segment surface (35) has a different distance from one of the respective cable guiding elements (29) in the vertical and/or horizontal direction. The cable bushing device according to the requested item, wherein: the mid-point of these lines in a common vertical axis, and having a midpoint such: only in the vertical direction, away from each of the cable guide element ( 29) One of the different distances. A cable fastening device according to claim 5, characterized in that the cable guiding member (29) or each cable guiding member (29) comprises: protrusions (30, 31), the protrusions (30, 31) being At the respective cable guiding elements, the cable jacket of the respective cable to be constrained is engaged. The cable bushing device according to the requested item 1, wherein: the cable bushing device comprising: at least two cables alongside the guide element (29), wherein the guide element of such a cable tie (32, 33) located in the Department of On either side of each cable guiding element (29), the cable tie guiding elements (32, 33) have: the guiding surfaces (34, 35). A cable package having a housing defining an interior of the cable package, the housing sealing the cable package outwardly, the housing comprising: a cover (13), the cover (13) providing a cable insertion area (17) the cable insertion areas (17) are for inserting a cable into the interior of the cable package and/or for: threading the cable out of the interior of the cable package, wherein the cable is compressible and/or The deformed sealing element (24) is located in the region of the cable insertion region (17) and is characterized by at least one cable tie device (28) as claimed in one of claims 1 to 7. The cable package of claim 8, wherein the cable package is an inline cable package, wherein the cover (13) comprises: a half shell (11, 12), and the cover (13) The same cable insertion regions (17) are provided on mutually opposite sides (15, 16) for inserting a cable into the interior of the cable package and/or Passing the cable out of the interior of the cable package, wherein a cable tie device (28) is assigned to each of the opposite sides of one of the half shells (11, 12) ( 15, 16). The cable package of claim 9, wherein each of the cable fastening devices (28) is an integral part of each of the half shells (11, 12), and each cable fastening device (28) ) completely within the interior of the cover (13).