DE102011014214B4 - wire housings - Google Patents

Abstract

Cable housing (1) for connecting a cable (3) provided with a conductor (2). The housing (4) comprises a cable bushing (5, 6, 7) and at least two housing parts (9, 10) that can be connected to one another. A housing part (9) has a locking tab (11) and a housing part (10) has a tab guide (12) for receiving the locking tab (11) in order to close an unused cable bushing (5-7).

Description

The present invention relates to a cable housing for receiving and connecting at least one cable provided with at least one conductor. In such a cable housing, one end of a cable to be connected is regularly inserted into the housing and there the conductor ends are electrically conductively connected to, for example, a conductor connection. Due to the cable housing, the end of the cable, the conductors and the conductor connection are protected against environmental influences.

In the prior art a variety of cable housing for connecting cables have become known. It is possible that the cable bushing is provided by the housing interior to the outside at one end of the cable housing or on one side. For different applications therefore different cable housing are needed.

Also become known cable housing, in which a housing part has an example U-shaped area as a cable feedthrough, which is provided over its cross-sectional area with a thin housing wall. If necessary, the thin housing wall can be removed with a sharp knife or other pointed object, so that the cable gland is suitable for the passage of a cable to be connected.

Such a configuration offers the advantage of flexibility, since a plurality of such cable bushings provided with thin housing walls can be provided on a cable housing. Depending on requirements, one or more cable glands can be opened by removing the thin housing wall located there. A disadvantage of such a cable housing, however, is that a once removed housing wall on a cable gland can not be readily closed.

The US 4,076,364 A describes a housing consisting of a housing part with a top plate and a lid. In the case described cable can be inserted through a plurality of openings in the housing part in the housing. To close the openings tabs are provided on the deck, which are designed to be pivotable to release or re-close the openings as needed. The disadvantage of such a design, however, is the higher design complexity and that not permanently reliable operation can be guaranteed by the wear of the pivotable tabs.

It is therefore the object of the present invention to provide a cable housing for connecting at least one cable provided with at least one conductor, wherein the cable housing can be used flexibly.

This object is achieved by a cable housing with the features of claim 1. Preferred developments and refinements of the invention emerge from the subclaims and the exemplary embodiment.

A cable housing according to the invention for connecting at least one cable provided with at least one conductor comprises a housing and at least one cable feedthrough provided thereon. The housing comprises at least two mutually connectable housing parts. At least one housing part has at least one locking tab and at least one housing part has at least one tab guide for receiving the at least one locking tab in order to close an unused cable duct.

The cable housing according to the invention has many advantages, since it allows flexible use. Characterized in that at least one locking tab and at least one tab guide are provided, such a locking tab can be removed, for example, when the corresponding cable gland to be opened and used. But it can also be reintroduced into the tab guide when the cable gland is to be closed again. This allows a particularly flexible use of the cable housing according to the invention.

With the invention it is possible to provide a plurality of cable ducts on a housing, wherein, depending on requirements, individual cable bushings can be opened or closed again. This makes it possible to provide a single type of cable housing for a wide variety of applications.

In a further development, at least one locking tab is firmly connected to a housing part. Particularly preferably, however, the closure tab is detachably connected to a housing part. This ensures in a ground state that the closure tabs are provided on the housing. If necessary, a locking tab or several locking tabs can be removed from the housing part or from the housing parts.

The removal of the closure tabs is in preferred embodiments simple because only a straight cut is needed. In the prior art, however, often the wall in a U- shaped recess to be removed, which is difficult to achieve according to experience and leaves unsightly edges and fragments.

In all embodiments, it is preferred that at least one locking tab can be inserted into a corresponding tab guide. The tab guide is structured and designed in such a way that a locking tab received in the tab guide closes the housing substantially tightly.

The closure flap may be part of one of the housing parts; but the closure tab can also be designed as a separate part inserted into the tab guide.

At least one cable relief is preferably provided in the housing or on the housing in order to relieve the at least one conductor of a cable connected to the housing from tension. In this case, the conductor may for example be connected to a conductor connection which is arranged in or on the housing or is arranged there.

In all embodiments, it is advantageous if the at least two housing parts can be locked together. Such a configuration allows a mounting that works without special tools. Optionally, the two housing parts can be locked together without the use of tools by hand, so that a particularly simple assembly is possible.

In particular, the at least two housing parts via latching tabs and latching hooks are locked together. It may be possible that the locking tabs are provided on a housing parts and the latching hooks on the other housing part. But it is also possible that locking tabs and latching hooks are provided on each of the housing parts.

In all embodiments, it is preferred that the housing is removable again. As a result, it may be sufficient to remove the locking tabs from the latching hook, so that the interior of the housing is accessible again.

In all embodiments, it is preferred that a housing part is designed as a lower housing part and at least one housing part as a housing upper part. It is possible and preferred that the lower housing part and the upper housing part are constructed symmetrically and / or identically. However, it can also be used differently shaped housing parts.

In all embodiments, it is preferred that at least one locking tab is provided on the upper housing part. It is also preferred that at least one tab guide is provided on the lower housing part. It is also possible and preferred that at least one locking tab be provided on the lower housing part and at least one tab guide on the upper housing part.

In all embodiments, it is advantageous that at least one connection plug and / or at least one connection socket can be received and, in particular, provided or are. In this case, a connection plug or a connection socket can be completely or partially or completely accommodated on the housing.

In all embodiments, it is advantageous that at least one housing part is partially made of plastic.

Preferably, a housing part has at least one and in particular a plurality of reinforcing ribs. Through longitudinal and transverse or criss-crossing reinforcing ribs, a particularly rigid cable housing is provided.

In all embodiments, it is advantageous if several cable bushings provided, the openings are individually closed.

Advantageously, the tab guide is adapted in its dimensions to the locking tab, wherein the tab guide engages in particular the edge of the locking tab at least partially U-shaped. In particular, the closure tab is received at least substantially free of play by the tab guide. Optionally, a seal or the like may be provided on the tab guide or closure tab to provide even better protection against splash water or moisture or dust.

Overall, the invention provides an advantageous cable housing available, which preferably consists of two halves, for example, in one half a connected to conductors plug is inserted. The cable can be provided with a metal or plastic clamp for strain relief. Following this, the first half of the housing can be closed with a second half of the housing, whereby a corresponding locking tab has previously been removed when the cable has been passed, so that the cable leadthrough on the cable housing is opened. To close the cable housing, the locking tabs are snapped onto the latching hook.

By locking the housing halves with each other easy assembly and disassembly is guaranteed. Various conductor outlets can be provided, each of which can be provided with a separate strain relief. Inadvertently opened conductor outlet openings can be closed again by inserting the locking tabs into the corresponding tab guides.

Further advantages and features of the present invention will become apparent from the embodiment, which will be explained below with reference to the accompanying figures.

Show:

1 a perspective view of a cable housing according to the invention;

2 the lower housing part of the cable housing after 1 ;

3 the upper housing part of the cable housing after 1 in a perspective view;

4 the housing top after 3 in a side view;

5 the lower housing part according to 2 in a side view;

6 the lower housing part in a plan view;

7 the cable relief of the cable housing after 1 in a perspective view;

8th the cable relief according to 7 in a disassembled position; and

9 the cable relief according to 7 in a partially sectioned cross-sectional view.

With reference to the enclosed 1 to 9 Below is an embodiment of the cable housing according to the invention 1 explained.

In 1 is the cable housing 1 in a slightly perspective view with a cable attached 3 the better overview here is the conductor surrounded by an insulation 2 is drawn. The cable 3 is at a cable gland 6 in the case 4 introduced. Inside the case 4 are the leaders 2 of the cable 3 with a conductor connection 8th connected, which is connected to an external connection option, for example, as a connector 18 or connection socket 19 can be executed and used for connection with other electrical equipment.

The housing 4 protects the contact points of the conductors 2 and the internal connections of the conductor connection 8th from environmental influences, such as dust and moisture.

The housing 4 includes two housing parts 9 and 10 , wherein the housing part 9 here as housing lower part 16 and the housing part 10 as housing upper part 17 are executed. The housing parts 9 and 10 are over several locking tabs 13 and latching hooks 14 latched together. Here are the locking tabs 13 on the upper housing part 17 and the locking hooks 14 on the lower housing part 16 intended. About the locking tabs 13 and latching hooks 14 is a simple and tool-free installation of the housing 4 possible. Dismantling can also be done by hand without the use of tools.

In addition to the cable entry 6 at the rear end of the case 4 are also lateral cable glands 5 and 7 intended. The unused cable glands 5 and 7 are over locking tabs 11 tightly closed.

2 shows an enlarged perspective view of the housing as a lower part 16 executed housing part 9 , For stiffening the housing 4 is the lower housing part 16 with reinforcing ribs 27 provided in the longitudinal and transverse directions. At the rear end are the three cable glands 5 . 6 and 7 intended.

Marked here on the cable glands 5 . 6 and 7 cord retention 15 to strain relief the ladder 2 connected cable 3 serve. The cable reliefs 15 have on the sides via terminal extensions, in which they in the housing 4 be defined and held firmly.

If a grommet is not needed, the associated opening with a in 1 illustrated closure flap 11 be closed. This is the locking tab 11 in a tab guide 12 introduced so that the associated opening is sealed.

The locking tabs 11 can be designed as separate parts, but can also, for example, on the upper housing part 17 fixed or integral with it. If necessary, a locking tab 11 be removed by kinking or cutting off. If the appropriate locking tab 11 is needed later, it can be used as a separate part again in a tab guide 12 be introduced and thus close the corresponding cable gland again tightly.

The 3 shows a perspective schematic view of the housing upper part 17 executed housing part 10 , Clearly visible are the locking tabs 13 pivotally attached to the upper housing part 17 are provided to the upper housing part 17 with the housing lower part 16 to lock.

In the delivery state, the locking tabs 11 fixed or pivotable on the upper housing part 17 be provided. If necessary, they can be removed by bending or cutting off.

4 shows a side view of the housing top 17 to 3 , where it is visible here that in the delivery state on the sides and at the end closure tabs 11 for the total of three cable glands 5 - 7 of the cable housing 1 are provided.

5 shows a corresponding side view of the housing base 16 , where the locking hooks 14 for locking the locking tabs 13 are visible. Two cable glands 5 and 7 are recognizable. Each cable entry is with a corresponding tab guide 12 provided, in which during assembly a locking tab 11 engages when the appropriate grommet 5 - 7 not to carry a corresponding cable 3 serves.

6 shows a plan view of the housing lower part 16 , wherein the reinforcing ribs 27 can be seen in the longitudinal and transverse directions.

At the three cable glands 5 . 6 and 7 are clearly visible in cross-section approximately U-shaped tab guides 12 recognizable. At each cable entry 5 - 7 is a recording device 36 provided for receiving and fixed mounting a cable relief 15 serves. Every cable release 15 has a clamping device 20 as it is in 2 is shown.

7 shows a clamping device 20 coming from the clamping parts 21 and 22 consists. At the in 7 shown state clamps the clamping device 20 a cable 3 ,

The clamping device 20 exists, like 8th shows, from two identically formed clamping parts here 20 and 21 , wherein the clamping part 21 via a detent opening 23 and a latch arm 25 features.

The identically formed clamping part 22 Accordingly, has a detent opening 24 and a latch arm 26 , When mounting the clamping device 20 the detent arm engages 25 in the latch opening 24 and the latch arm 26 in the latch opening 23 one.

9 shows an enlarged view of the clamping device 20 the cable relief 15 , Within the dashed frame 32 shows the illustration according to 9 a section through the clamping device 20 ,

9 shows the latched state by the latch arm 25 of the clamping part 21 with the detent opening 24 of the clamping part 22 locked. To latch the ratchet teeth 30 the locking arm 25 in corresponding recesses 33 of the spring section 37 of the clamping part 22 one, while the detent recesses 31 with the projections 34 of the spring section 37 lock. As a result, a reliable locking of the clamping parts 21 and 22 achieved.

Because of the spring section 37 is provided pivotally, the latch can be canceled again, for example, in the unlocking 38 a correspondingly pointed tool is introduced, so that the spring section 37 from the latch arm 25 swung away and thus the locking can be canceled.

As a result, a very easy installation and possibly also an easy disassembly is possible.

Overall, the invention provides a flexibly usable and easily assembled and removable cable housing available, in which the housing halves of the cable housing are latched together. The conductors of a connected cable can be reliably relieved of strain. It is possible to provide different cable outlets, each of which can be locked separately.

Furthermore, a stable housing structure is provided, with only one housing is required for a wide variety of variants. The handling is simple and the construction cost. Optionally, the housing can be labeled from the outside. Shielding against external interference is also possible. In particular, a protection against environmental influences, such as dust and moisture, is possible.

By a roughened or ribbed housing structure a good grip when inserting and pulling a plug can be made possible.

A loosening a cable clamp is easily possible.

In the assembled state remains as the only opening the opening at the cable gland, which can be closed by suitable sealing measures on the cable.

The fact that the housing lock directly visible from the outside, easy handling is possible, which allows a high level of operating comfort.

The cable clamping can be done very easily, since the cable between the two clamping parts of the clamping device are spent and the inserted cable 3 then by locking the two clamping parts 21 and 22 can be clamped. Subsequently, for example, the insertion into the housing 4 done so that a high degree of installation comfort is achieved.

LIST OF REFERENCE NUMBERS

1

Kabelgehäuse1

2

ladder

3

electric wire

4

casing

5, 6, 7

Grommet

8th

wire connection

9, 10

housing part

11

flap

12

tab leading

13

snap tab

14

latch hook

15

cable relief

16

Housing bottom

17

Housing top

18

connector

19

socket

20

clamper

21, 22

clamping part

23, 24

latching opening

25, 26

detent arm

27

reinforcing rib

28, 29

The End

30

ratchet

31

latching depression

32

frame

33

return

34

head Start

35

terminal widening

36

recording device

37

spring section

38

unlocking

Claims (12)

Cable housing ( 1 ) for connecting at least one with at least one conductor ( 2 ) cable ( 3 ), comprising a housing ( 4 ) and at least one cable feedthrough ( 5 - 7 ), the housing ( 4 ) at least two interconnected housing parts ( 9 . 10 ), characterized in that at least one housing part ( 9 ) at least one fixed to the housing part ( 9 ) connected locking tab ( 11 ) and at least one housing part ( 10 ) at least one tab guide ( 12 ) for receiving the at least one locking tab ( 11 ) to an unused cable gland ( 5 - 7 ) substantially close, with the locking tab ( 11 ) for releasing a cable feedthrough ( 5 - 7 ) of the housing part ( 9 ) is detachable and wherein the at least one locking tab ( 11 ) in the at least one tab guide ( 12 ) is insertable, so that a released cable gland ( 5 - 7 ) by reinserting the dissolved closure flap ( 11 ) is resealable. Cable housing ( 1 ) according to claim 1, wherein in the housing ( 4 ) at least one cable relief ( 15 ) is provided to the at least one conductor ( 2 ) one to the conductor terminal ( 8th ) connected cable ( 3 ) to relieve tension. Cable housing ( 1 ) according to one of the preceding claims, wherein the at least two housing parts ( 9 . 10 ) are latched together. Cable housing ( 1 ) according to one of the preceding claims, wherein the at least two housing parts ( 9 . 10 ) via locking tabs ( 13 ) and latching hooks ( 14 ) are latched together. Cable housing ( 1 ) according to one of the preceding claims, wherein at least one housing part ( 9 ) as housing lower part ( 16 ) and at least one housing part ( 10 ) as the upper housing part ( 17 ) is trained. Cable housing ( 1 ) according to any one of the preceding claims, wherein the lower housing part ( 16 ) and the upper housing part ( 17 ) are constructed symmetrically and / or identically. Cable housing ( 1 ) according to one of the two preceding claims, wherein at least one locking tab ( 11 ) on the upper housing part ( 17 ) and at least one tab guide ( 12 ) on the housing lower part ( 16 ) are provided. Cable housing ( 1 ) according to one of the preceding claims, wherein at least one connector plug ( 18 ) and / or at least one connection socket ( 19 ) is receivable. Cable housing ( 1 ) according to one of the preceding claims, wherein at least one housing part ( 9 . 10 ) consists of plastic. Cable housing ( 1 ) according to one of the preceding claims, wherein at least one housing part ( 9 . 10 ) Reinforcing ribs ( 27 ) having. Cable housing ( 1 ) according to one of the preceding claims, wherein a plurality of cable bushings ( 5 - 7 ) are provided. Cable housing ( 1 ) according to one of the preceding claims, wherein at least one Conductor connection ( 8th ) for connecting the at least one conductor ( 2 ) of the cable ( 3 ) is provided.

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