DE102006024250B3 - Lighting unit for an electrical installation apparatus has housing with light holders and spiral spring holders and electrical connection through springs with leads in grooves in the housing - Google Patents

Abstract

A lighting unit for an electrical installation apparatus comprises a housing (1) with at least one light holder (5, 6) and at least two spiral spring holders (9, 12, 15, 18) holding at least two lights and at least two springs. The light electrical connections (25, 26) run within the spring holders in electrical contact with the springs and are protected in grooves (3) in the housing.

Description

The The invention relates to a lighting unit of an electric Installation equipment. The Invention can, for example, for Installation switch can be used.

From the DE 44 08 369 C2 a holder for a lamp for an electrical installation device is known, with a socket for the lamp, which is connected to the electrical supply to the electrical installation device, wherein the socket is arranged in a central web and provided with opposing feed contacts. For this purpose, transverse to one end of the central web, a crosspiece connects, which serves as a handle and as a stop for the laterally insertable into the installation device holder. The cross bar can be provided with connection contacts, which work together with terminals of the installation device.

From the DE 102 34 024 A1 a lighting unit for an electrical installation device is known, comprising a housing formed from the upper housing part and lower housing part, wherein the housing upper part has a lamp holder with crystal clear light-emitting surface and the lower housing part has a mounting unit for attachment within the installation device. An assembled for at least one light emitting circuit board is inserted through an opening in the housing upper part in the lamp holder, wherein guide grooves in the lamp holder to ensure a locking of the circuit board.

Of the Invention is based on the object, a cost-producible as well as easy and fast mountable lighting unit electrical installation device specify.

These The object is achieved by a lighting unit of an electrical installation device, with a housing with at least one lighting fixture and at least two spiral spring shots, with at least one lighting fixture in the lighting fixture is inserted, at least two coil springs in the coil spring recordings are inserted, the lead terminals of the lighting fixture within the coil spring receptacles in electrical contact with the coil springs step and the line connections protected in grooves of the housing guided are.

The particular advantages of the invention are that reduces the manufacturing cost of the lighting unit of an electrical installation device are because no line connections have to be soldered, but the electrical contact in a very simple manner by means Inserted coil springs takes place. This will be a manufacturing step respectively installation step saved. The assembly / disassembly of a Lighting unit on the installation device / installation device is very fast and easy to do. Dependent of the type of installation device are using one and the same components of the lighting unit Different contacts on the device realized. It also exists the lighting unit advantageous from very few building components, which facilitates the pre-assembly and thus saves costs.

Further Advantages will be apparent from the following description.

advantageous Embodiments of the invention are characterized in the subclaims.

The Invention will be described below with reference to the drawing Embodiments explained. It demonstrate:

1 a perspective view of the underside of a lighting unit (exploded view),

2 a perspective view of the top of a lighting unit (exploded view),

3 . 4 two different cuts through a lighting unit,

5 . 6 Views of the underside of a housing of a lighting unit,

7 . 8th perspective views of the top of a housing base of an electrical installation device with / without lighting unit.

• • einem Gehäuse 1 der Beleuchtungseinheit, wobei das Gehäuse aus einem elektrisch isolierenden Material (Kunststoff) besteht,
• • einem oder zwei Beleuchtungskörper(n) 24, wobei als Beleuchtungskörper z. B. eine Leuchtstofflampe oder eine LED verwendbar ist,
• • zwei Spiralfedern 28, 29, welche aus elektrisch leitfähigem Material bestehen.

In 1 is a perspective view on the underside of a lighting unit (exploded view) shown. Depending on the type of construction (one or two lighting fixtures), the lighting unit consists of four or five components:

• • a housing 1 the lighting unit, wherein the housing consists of an electrically insulating material (plastic),
• One or two lighting fixtures 24 , wherein as a lighting fixture z. B. a fluorescent lamp or an LED is used,
• • two coil springs 28 . 29 , which consist of electrically conductive material.

• • einem Zentralsteg 2 mit von der Unterseite her zugänglicher Nut 3, wobei an beiden Enden des Zentralsteges 2 je eine Beleuchtungskörper-Aufnahme 5 bzw. 6 angeordnet ist,
• • einem am ersten Ende des Zentralsteges 2 angeformten ersten Seitensteg 7 (siehe 5, 6) mit von der Unterseite her zugänglicher Nut 8 (siehe 5, 6), wobei am Ende des Seitensteges 7 eine Spiralfeder-Aufnahme 9 angeordnet ist,
• • einem am ersten Ende des Zentralsteges 2 angeformten, dem Seitensteg 7 gegenüberliegenden zweiten Seitensteg 10 (siehe 5) mit von der Unterseite her zugänglicher Nut 11 (siehe 5), wobei am Ende des Seitensteges 10 eine Spiralfeder-Aufnahme 12 angeordnet ist,
• • einem am zweiten Ende des Zentralsteges 2 angeformten dritten Seitensteg 13 (siehe 3) mit von der Unterseite her zugänglicher Nut 14 (siehe 3), wobei am Ende des Seitensteges 13 eine Spiralfeder-Aufnahme 15 angeordnet ist,
• • einem am zweiten Ende des Zentralsteges 2 angeformten, dem Seitensteg 13 gegenüberliegenden vierten Seitensteg 16 (siehe 4, 6) mit von der Unterseite her zugänglicher Nut 17 (siehe 4, 6), wobei am Ende des Seitensteges 16 eine Spiralfeder-Aufnahme 18 angeordnet ist.

The housing 1 a lighting unit consists of

• • a central pier 2 with accessible from the bottom groove 3 , wherein at both ends of the central web 2 one lighting fixture each 5 respectively. 6 is arranged
• • one at the first end of the central bar 2 molded first side bar 7 (please refer 5 . 6 ) with accessible from the bottom groove 8th (please refer 5 . 6 ), taking at the end of the side bar 7 a spiral spring recording 9 is arranged
• • one at the first end of the central bar 2 molded, the side bar 7 opposite second side bar 10 (please refer 5 ) with accessible from the bottom groove 11 (please refer 5 ), taking at the end of the side bar 10 a spiral spring recording 12 is arranged
• • one at the second end of the central bar 2 molded third side bar 13 (please refer 3 ) with accessible from the bottom groove 14 (please refer 3 ), taking at the end of the side bar 13 a spiral spring recording 15 is arranged
• • one at the second end of the central bar 2 molded, the side bar 13 opposite fourth side bar 16 (please refer 4 . 6 ) with accessible from the bottom groove 17 (please refer 4 . 6 ), taking at the end of the side bar 16 a spiral spring recording 18 is arranged.

The lighting fixture 24 consists

• • a first, short line connection 25 .
• • a second, longer line connection 26 , which - with the exception of the end piece to be contacted - with an insulating jacket 27 is wrapped.

The lighting fixture 24 can optionally in one of the two lighting fixtures 5 . 6 be plugged in. It is also possible in every fixture shot 5 . 6 one lighting fixture each 24 to insert, for. B. to illuminate a display or to illuminate a relatively large-scale display. The spiral springs 28 . 29 can be in any coil spring recording 9 . 12 . 15 . 18 be plugged in. The electrical supply of the lighting fixture takes place via the corresponding connection contacts (see paragraph 31 in 8th ) of the electrical installation device.

The groove 3 is suitable, a line connection 26 or - in the embodiment with two lighting fixtures 24 - two pipe connections 26 take. clamping ribs 4 (please refer 3 . 6 ) in the groove 3 serve to hold one during the pre-assembly of the lighting unit in the groove 3 inserted line connection 26 , The grooves 8th . 11 . 14 . 17 are suitable, a line connection 25 or 26 take. He thus gives himself a continuous groove configuration 3 / 8th / 11 / 14 / 17 to desirably the electrical line connections 25 . 26 of one or two lighting fixtures 24 protected within the footbridges 2 / 7 / 10 / 13 / 16 to be able to relocate.

In 2 is a perspective view on the top of a lighting unit (exploded view) shown. It is the case 1 the lighting unit with central web 2 and the two optional lighting fixtures 5 . 6 , the lighting fixture 24 with its two line connections 25 . 26 including insulating jacket 27 as well as the two spiral springs 28 . 29 to recognize.

In the 3 . 4 Two different sections are represented by a lighting unit. 3 shows a section along the central web 2 and accordingly, the groove 3 , the clamping ribs 4 and the cut insulation jacket 27 of the line connection 26 to recognize. The contacting of the electrical connections in the lighting fixture 5 plugged lighting fixture 24 via the in the spiral spring shots 9 respectively. 15 inserted spiral springs 28 respectively. 29 ,

For holding the lighting element which is inserted into a lighting fixture receptacle during the pre-assembly of the lighting unit 24 is at least one retaining clip 22 in every fixture shot 5 . 6 arranged (respectively on the inner wall of a lighting fixture 5 . 6 molded, see also 5 . 6 ). After inserting a lighting fixture 24 it locks with the retaining clip 22 ,

4 shows a section across the central web 2 with cut-open lighting fixture 5 and cut spiral spring recording 9 , It can be seen how the line connection 25 of the lighting fixture 24 in the coil spring recording 9 sticks out and there the spiral spring 28 contacted. The locking of the preassembly of the lighting unit in a coil spring receptacle inserted spiral spring 28 takes place by means of at least one on the coil spring 28 laterally adjacent retaining clips 21 (see also 5 ), which on the inner wall of each coil spring recording 9 . 12 . 15 . 18 is formed. These retaining clips 21 keep the coil springs in the desired position and prevent falling out of the pre-assembled, but not yet on the installation device complained lighting unit. A bottom-side projection 20 (see also 5 ) creates a defined distance between line connection 25 and bottom of a spiral spring receiving 9 . 12 . 15 . 18 and allows a resilient contact between the line connection and the end of the coil spring.

In the 5 . 6 are views of the bottom of a housing of a lighting unit shown. In 5 is the Y-shaped development of one end of the central web 2 Good to see, with central bar 2 as main thigh and the two side bars 7 respectively. 10 as a side leg with end-side coil springs 9 respectively. 12 , wherein the lighting fixture recording 5 at the common connection point of the three legs (Zentralsteg 2 and side bars 7 . 10 ) is arranged. This advantageously results in a continuous groove configuration 3 / 8th / 11 for the protected guidance of a line connection 26 , The introduction of a line connection 25 . 26 in the interior of a coil spring recording 9 . 12 done by a directed to the side bar gap 19 ,

In 6 it can be seen that the above for the shots 5 / 9 / 12 explained groove configuration 3 / 8th / 11 of course also at the other end of the central pier 2 for the recordings 6 / 15 / 18 as a groove configuration 3 / 14 / 17 the Y-shaped structure with central web 2 as main thigh and the two side bars 13 . 16 is designed as a side leg.

For the holder of the housing 1 the lighting unit on the housing base of an electrical installation device is at least one retaining clip 23 on the outer casing of the housing 1 molded (see also 1 . 5 ).

In the 7 . 8th are perspective views on the top of a housing base (in particular switch socket) of an electrical installation device with / without illumination unit shown. According to 7 is a housing base 30 , In particular switch socket, provided with a lighting unit, wherein housing 1 and lighting fixtures 24 the lighting unit are numbered. Of course, optionally in the other lighting fixture 6 a lighting fixture be plugged. In 8th is the housing base 30 shown with dismantled Beleuchtungsein unit. Exemplary are a for contacting with a coil spring 28 suitable connection contact 31 as well as a holding clip 23 of the housing base 30 shown.

As already apparent from the above explanations, the housing 1 the illumination unit in the desired manner and depending on the existing housing base design are equipped differently (pre-assembly):

• A) Equipped with a lighting fixture 24 either in recording 5 or in recording 6 , A1) Contacting the lighting fixture via recordings 12 and 15 or • A2) contacting the lighting fixture via recordings 9 and 18 or • A3) Contacting the lighting fixture via recordings 9 and 15 or • A4) Contacting the lighting fixture via recordings 12 and 18
• B) Equipped with two lighting fixtures 24 in both shots 5 . 6 , B1) contacting both lighting bodies together as described under A1), A2), A3) or A4) or • B2) contacting both lighting fixtures separately, z. B. first lighting body on recordings 12 and 15 as well as second lighting fixture over recordings 9 and 18 or • B3) contacting both lighting fixtures separately, eg. B. first lighting body on recordings 9 and 15 as well as second lighting fixture over recordings 12 and 18 ,

• • der Zentralsteg 2 weist an jedem Ende nur einen Seitensteg mit Nut und Spiralfeder-Aufnahme auf und/oder
• • der Zentralsteg 2 weist nur eine einzige Beleuchtungskörper-Aufnahme auf, welche beispielsweise in der Mitte dieses Steges angeordnet ist.

Of course, it is alternatively possible to design the lighting unit in a modification of the embodiments explained in detail above as follows:

• • the central pier 2 has at each end only one side bar with groove and coil spring recording on and / or
• • the central pier 2 has only a single lighting fixture recording, which is arranged for example in the middle of this web.

1

Housing of lighting unit

2

central web

3

groove

4

clamping ribs

5

first Lamp accommodating

6

second Lamp accommodating

7

first side web

8th

groove

9

first Spiral spring receiving

10

second side web

11

groove

12

second Spiral spring receiving

13

third side web

14

groove

15

third Spiral spring receiving

16

fourth side web

17

groove

18

fourth Spiral spring receiving

19

gap for the introduction a line connection

20

bottom-side Projection on the gap bottom

21

clip for locking the coil spring

22

clip for locking the lighting fixture

23

clip for locking the lighting unit

24

Lighting fixture (lamp, Fluorescent lamp, LED)

25

first line connection

26

second line connection

27

insulating

28

first spiral spring

29

second spiral spring

30

Device base, in particular switch socket

31

connection contact

Claims (7)

Lighting unit of an electrical installation device, with a housing ( 1 ) with at least one lighting fixture ( 5 . 6 ) and at least two coil springs ( 9 . 12 . 15 . 18 ), wherein at least one lighting fixture ( 24 ) in the lighting fixture ( 5 . 6 ), at least two coil springs ( 28 . 29 ) in the coil spring recordings ( 9 . 12 . 15 . 18 ), the line connections ( 25 . 26 ) of the lighting fixture ( 24 ) within the coil spring recordings ( 9 . 12 . 15 . 18 ) in electrical contact with the coil springs ( 28 . 29 ) and the line connections ( 25 . 26 ) protected in grooves ( 3 . 8th . 11 . 14 . 17 ) of the housing ( 1 ) are guided. Lighting unit according to claim 1, characterized by at least one in the lighting fixture receptacle ( 5 . 6 ) arranged retaining clip ( 22 ) for locking the lighting fixture ( 24 ). Lighting unit according to claim 1 or 2, characterized by at least one in the spiral spring receptacles ( 9 . 12 . 15 . 18 ) arranged retaining clip ( 21 ) for locking the coil spring ( 28 . 29 ). Lighting unit according to one of the preceding claims, characterized by at least one on the housing ( 1 ) arranged retaining clip ( 23 ) for locking the illumination unit on the device base ( 30 ) of an electrical installation device. Lighting unit according to one of the preceding claims, characterized in that the housing ( 1 ) a central web ( 2 ) with side bars molded on each end ( 7 . 10 . 13 . 16 ), these webs ( 2 . 7 . 10 . 13 . 16 ) each grooves ( 3 . 8th . 11 . 14 . 17 ) and at each end of the central web ( 2 ) a lighting fixture ( 5 . 6 ) and at each end of a side bar ( 7 . 10 . 13 . 16 ) a coil spring receptacle ( 9 . 12 . 15 . 18 ) is arranged. Lighting unit according to one of the preceding claims, characterized in that for locking a power connection ( 25 . 26 ) Clamping ribs ( 4 ) in at least one groove ( 3 ) are arranged. Lighting unit according to one of the preceding claims, characterized in that the line connections ( 25 . 26 ) over column ( 19 ) in the coil spring recordings ( 9 . 12 . 15 . 18 ), wherein a bottom projection ( 20 ) at the gap bottom a defined distance between line connection ( 25 . 26 ) and bottom of the spiral spring receptacle ( 9 . 12 . 15 . 18 ) creates.