FR2639454A3 - INTERCONNECTABLE LIGHT PANELS BETWEEN THEM AND A POWER SUPPLY COMPRISING AN ELECTRICAL SOCKET - Google Patents

Abstract

The present invention relates to interconnectable light panels and to a power supply element comprising an electrical outlet. Light panels, characterized in that they each comprise, on the one hand, an electronic circuit 13 intended for supplying the fluorescent tubes 14, on the other hand, a removable screen 18 and, finally, a power supply element 2 provided with side clips identical to the side clips 16 of said light panels 1 as well as at least one electrical outlet.

Description

Luminous panels interconnectable between them and to an element

  The present invention relates to a type of luminous panel with a fluorescent tube, interconnectable with other panels of the same type so as to form rows of various lengths, at least one of the light panels of the row. resultant being furthermore connectable to a particular supply element

  comprising at least one electrical outlet.

  As is known, luminous panels consisting of a parallelepiped-shaped body of limited thickness in which a suitable small diameter fluorescent tube, fed by a corresponding conventional reactor, contained in FIG. the envelope itself, these luminous panels being moreover interconnectable between them, thus making it possible to form rows of various

length.

  The power supply of a group of such light panels is obtained by connecting one of the panels to the power grid, using a suitable cable. Such light panels have been made in particular for mobile applications and are normally arranged in the rear part of the upper wall of the cavity to be illuminated, for example in the lower walls of the "suspensions" intended to illuminate the rooms below. . The known embodiments are normally quite complicated, the access to the fluorescent tube requires disassembly of the entire panel or at least all of its lower part, because the translucent element through which the light comes out is attached to this lower part. and that the fluorescent tube is only insertable and / or extractable from within, the conventional type reactor further producing substantial heating so that it must be mounted on a suitable metal plate assuming the dissipator function. It would also be very advantageous to have at least one connection point to obtain a convenient supply of various equipment or, in the known solutions, it is possible to obtain only plugs

  possible independent electric.

  The object of the present invention is to create interconnectable light panels between them and to a power supply element comprising an electrical socket, light panels constituted in a manner known per se of a box-shaped body of flattened parallelepiped shape, preferably obtained by stamping a suitable plastic material giving it the shape of an upper shell and a lower shell interconnect with each other removably, the lower shell being provided longitudinally with a cavity capable of containing a fluorescent tube which can be removably attached to appropriate fasteners disposed at the ends of said cavity, the rectangular opening defined by said cavity being closed by a screen normally made of a translucent material, said panels being further provided, on their sides, with side fasteners likely to allow electrical connection with other adjacent panels, by means of appropriate sockets, which remove the

disadvantages indicated above.

  This problem is solved by the fact that, in each light panel, there is arranged an electronic circuit for feeding the respective fluorescent tube and said screen being detachably fixable in the rectangular opening defined by said cavity dug on said lower shell, a supply element consisting of a suitably shaped envelope and preferably obtained by stamping of a suitable plastic material being further provided and laterally provided with side fasteners identical to the side fasteners of said light panels, said lateral fasteners; being capable of allowing the electrical connection of these power supplies to the light panels, by means of plugs identical to those which interconnect the same light panels, said envelope being further provided with at least one electrical socket capable of allowing a connection electric convenient accessories electrical

and / or various electronic.

  The luminous body is structurally very simple and is interconnectable with other luminous bodies of the same type, this luminous body allowing access to the respective fluorescent tube directly from the outside, without the need for disassembly and a power socket element comprising: at least one electrical socket to which said light body can be directly connected, which is further provided with a device

  electronics for lighting the fluorescent tube.

  - Other goals, benefits and features

  will appear on reading the description of a mode of

  embodiment of the invention, given in a nonlimiting manner and with reference to the accompanying drawings, FIG. 1 represents a perspective view and

  partially broken down of the anterior part

  upper part of a luminous panel according to the invention;

  FIG. 2 represents an anterior perspective view

  a group of illuminated panels, one of which is shown in an exploded view, as in FIG. 1, and a corresponding supply element of the type according to the present invention; FIG. 3 is a perspective view

  partially broken down of the anterior part

  lower, the same elements as those of Figure 2, and Figure 4 is a sectional view taken along a central transverse plane, of a panel

light according to the invention.

  Referring to these figures, it is seen that, according to the invention, there are provided light panels 1

  individual and a corresponding power supply element 2.

  As described in detail below, said light panels 1 are connectable to said power supply element 2, as well as reciprocally

interconnectable between them.

  Referring simply to the aforementioned figures, it will be seen, on entering in detail, that the light panel 1 is essentially constituted by a box-shaped body of flattened parallelepiped shape obtained by stamping of a suitable plastic material forming in turn a upper shell 11 of parallelepipedal shape having no underside and and a lower shell 12 of identical shape and having no upper face, in which is

  inserted said upper shell 11.

  The main face 121 of said lower shell 12 is provided with a recessed portion constituting a cavity 122 defining a rectangular perimeter extending longitudinally to near the flanks of said lower shell 12 itself, while

  transversely extends from the anterior edge 123 of this

  ci, which it is only slightly detached, to a satisfactory distance from the rear edge 124, so as to leave between said recessed portion 122 and the wall 125 forming the rear side of said lower shell 12, a space 126 a central portion of which is delimited by two lateral walls 126a extending perpendicularly to the wall 125 and an internal wall 126b parallel to the wall 125, so as to form a parallelepipedic basin 126I in which an appropriate electronic circuit 13 of known type, intended to the electronic supply of the fluorescent tube 14, is inserted and fixed in a manner known per se (by molding to

using a suitable resin).

  The use of this electronic circuit 13 makes it possible to obtain a higher luminous intensity of the fluorescent tube 14, an extremely low temperature rise making the use of heat sinks unnecessary, as well as a very considerable reduction in the energy consumption. At the ends of the recessed portion 122, two small open-top wells 127 are hollowed out, each being divided by a central diaphragm into two parts into which the metal pins 15 are inserted.

  thus forming, in a manner known per se, the fasteners

  lateral support of said fluorescent tube 14.

  It should be noted that, obviously, the walls of the small wells 127 located at the lateral ends of said recessed portion 122, will be provided with appropriate openings for insertion and attachment, in said lateral support fasteners 15, of the feet 141. located at

  the end of said fluorescent tube 14.

  Near the rear part of the two lateral walls 128 of said lower shell 12 are hollowed rectangular openings 128a and, at an appropriate distance from them, in the inner part of this same lower shell 12, two diaphragms 128b profiled in the form of "U" move perpendicularly to the inside of its main face 121, defining two supports for the two relative lateral fasteners 16 which are inserted thereby being positioned between said lateral openings 128a and said profiled diaphragms 128b. In the inner part of said inner shell 12, moving perpendicularly upward from the inner surface of the wall forming said main face 121, it is further hollowed, & near the side walls 128 and about the center of these, two cylindrical bodies 128c provided with corresponding coaxial through holes 128d and, further inside, two other cylindrical bodies 126c provided with respective coaxial holes 126d penetrating them, since their

  top end, by a suitable path.

  Corresponding holes 112 and 113 are hollowed out on the wall 111 forming the upper main face of said upper shell 11, in correspondence of the holes 126d and 128d of the corresponding cylindrical bodies 126c and 128c mentioned above, in order to perform the functions described herein. below, corresponding rectangular openings 115 are hollowed out on the side walls 114, still belonging to the said upper shell 11, in correspondence of the openings

  rectangular 128a of said lower shell 12.

  The appropriate openings (not shown) intended to allow the insertion of the upper shell 11 into the corresponding lower shell 12 are hollowed on the wall forming the rear face of said upper shell 11, obviously also in correspondence of said side walls 126a of said bowl parallelepipedic 127 of said

lower shell 12.

  Finally, the rectangular opening defined on the main face 121 of the lower shell 12 of said cavity 122 is closed by a screen 18 constituted by a thin rectangular panel of a suitable translucent material, engaging perimetrically against a corresponding surface located in recess which is dug in the perimeter of said cavity 122, so that the outer surface of said screen 18 is coplanar to the surface

  external of said main face 121.

  Said screen 18 is further provided, along its rear side, with a few projecting fins 181 which can be inserted into corresponding holes 122a and, on the front side, of some protruding teeth 182 capable of engaging by snap into corresponding appropriate cavities. This provides a removable and reversible attachment of said screen 18 on the

corresponding light panel 1.

  The supply element 2 consists of a suitably shaped casing preferably obtained by stamping a suitable plastic material, formed of two parts, an anterior part consisting of a box-like element 21 open to the rear, and a rear portion consisting of the cover 22 ensuring

  closing the element 21 in the form of a box.

  Said box-shaped element 21 comprises two side walls 211, parallel and moving away from one

  substantially rectangular rear portion.

  Said lateral portions 211 extend with an upper side and a rear side, perpendicular to each other, for a length equal to that of the sides of said light panels 1 and, corresponding to the angle formed by these sides, are hollowed two openings rectangular 211a identical to the openings 128a of the lower shell 12 of said light panels 1 and

assuming the same functions.

  On the top, these side walls 211 are connected by a substantially rectangular upper wall 216 having, in the center of the rear side, a hole 216 a intended to fix the supply cable as well as laterally, at approximately mid-length, two holes 216b corresponding to the holes 215c described below, for the passage of the fastening screws. In addition, previously and below, the box-shaped body which forms said feed member 2 has two other walls, an anterior wall 213 and a bottom wall 214, extending between said side walls 211 and having widths. identical to the thickness of said light panels 1, and an anterior-lower wall 215 which connects said anterior walls 213 and lower 214 and the side walls 211 and which

is inclined 45.

  A central portion of said anterior-inferior wall 215 is lowered inwards, thereby forming a recessed portion 215a provided at the center of a hole 215b into which is inserted the rear portion 251 of an electrical outlet 25 which is in turn fixed (by appropriate screws), with its anterior part 252, on said

  cored part 215a corresponding.

  The anterior part 252 of said electrical outlet is finally covered, for aesthetic reasons, with a coating element 253 that can be applied by pressing on

it.

  Two holes 215c for fixing the fastening screws of the supply element 2 to the wall

  application are made on said anterior wall

  lower 215, laterally to said excavated portion 215a.

  The rear face of said box-shaped element 21 which is open is closed by means of the cover 22 consisting of a thin wall 221 of rectangular shape, which engages in the corresponding opening, to be

fixed on it by screws.

  Two shaped bodies 23, terminating in correspondence of the holes 215c and having respective parts of appropriate shape, are hollowed out on the face situated inside the box-shaped element 21, with a through-hole 231 capable of guiding the fixing screws of said supply element 2 and which comprise, in correspondence of said rectangular openings 211a and suitably fixed inside thereof, two lateral fasteners 24 identical to the side fasteners 16 of said light panels 1. Said cover 22 is further provided with a suitable oblong hole for fixing the power supply cable, as well as a cable gland for fixing the cable. The mounting of said light panels 1 and said supply element 2 is carried out in the manner

described below.

  In the lower shell 11 of a light panel 1 is placed: the electronic circuit 13 which is arranged in the respective bowl 126I and fixed in a manner known per se (preferably for example by molding with a suitable resin ), the metal pins 15 are inserted into the respective parts of the small parallelepiped wells 127 and the lateral fasteners 16 are inserted between the lateral openings 128a and the profiled diaphragms 128b, the appropriate electrical connections are then made between these parts. Finally, the upper shell 12 is inserted which is fixed on the lower shell 11 by means of screws which pass through the holes 112 of the latter and which engage in the holes 126d of the hollow cylindrical bodies 126c.

  in said lower shell 11.

  The light panel is thus practically ready for use and can be fixed in the application wall, in the desired position, by means of appropriate screws inserted into the through holes 128d dug in the cylindrical bodies 128c of the lower shell 12 and passing through corresponding holes 112 dug in the

upper shell 11.

  The fluorescent tube 14 may be applied in a known manner to the respective light panel 1, either before the application thereof or after the application has been made, and the rectangular opening defined by the cavity 122 may finally be closed by the screen 18 which is

  fixed snap in the manner described above.

  Finally, in the feed element 2, the electrical connections of the lateral fasteners 24 and of the electrical plug 25 are first made and the

everything to the power cable.

  The feed element 2 can then be fixed to the application wall in the desired position, by means of

  of appropriate screws inserted into holes 215c.

  Laterally to the supply element 2 thus fixed, it is possible to apply light panels 1 which electrically connect to it by means of the pins 7 which are inserted by one of their parts into the lateral fasteners 24 of the supply element 2, in addition, additional panels 1 can be connected in the same way to the light panels 1 applied on the sides of said supply element 2 and other panels 1 can still be connected thereto, forming

  thus rows whose length can vary at will.

  The use of the power element 2 finally makes it possible to have, in the space illuminated by the light panels 1, a convenient socket to which the electrical accessories can advantageously be connected.

  and / or electronic most varied.

  The explanations given highlight the important advantages that can be obtained by applying

  or using the present invention.

  Of course, the present invention is not limited to the embodiments described and shown, but it is capable of many variants accessible to those skilled in the art without one deviates from the spirit of the art. invention and thus the field of protection of the present

industrial property.

Claims (3)

  1. Luminous panels interconnectables them as well as a power element comprising a socket, luminous panels (1) formed in a manner known per se of a box-shaped body of flattened parallelepiped shape, preferably obtained by stamping of a suitable plastic material giving the shape of an upper shell (11) and a lower shell (12) interconnected removably, the lower shell (12) being longitudinally provided with a cavity (122) capable of containing a fluorescent tube (14) removably attachable to appropriate fasteners (15) disposed at the ends of said cavity (122), the rectangular opening defined by said cavity (122) being closed by a screen (18); ) normally made of a translucent material, said panels (1) being further provided, on their sides, lateral attachment (16) may allow the connection electrical connection between other adjacent panels, by means of appropriate sockets (7), characterized in that, in each light panel (1), there is arranged an electronic circuit (13) for feeding the respective fluorescent tube (14) and said screen (18) being detachably fixable in the rectangular opening defined by said cavity (122) hollowed out on said lower shell (12), a supply element (2) consisting of a shaped envelope suitable and preferably obtained by stamping of a suitable plastic material being further provided and laterally provided with lateral fasteners (24) identical to the side fasteners (16) of said light panels (1), said lateral fasteners (24) being capable of allow the electrical connection of these power supplies (2) to the light panels (1), by means of sockets (7) identical to those which make the interconnection between the light panels (1) same, ladit the casing is further provided with at least one electrical outlet (25) capable of providing a convenient electrical connection of various electrical and electronic accessories. 2. Illuminated panels according to claim 1, characterized in that said screen (18) consists of a thin rectangular element preferably made of translucent material, one of the long sides d. said screen being provided with projecting fins (181) capable of engaging in corresponding holes or corresponding recesses hollowed out on the corresponding side of the opening defined by said cavity (122), the opposite side, however, being provided with teeth protrusions (182) likely to engage by snapping into corresponding cavities dug on the other side of said opening.   3. Illuminated panels characterized in that said electronic circuit priduit a supply of said fluorescent tube, likely to increase the intensity of the light emission, to significantly reduce the consumption of electrical energy and to avoid or at least reduce in a really sensitive way the heat produced by the traditional foodstuffs, commonly called reactors.