EP3352308A1 - Front cover device for power socket and power socket equipped with such a front cover device - Google Patents
Front cover device for power socket and power socket equipped with such a front cover device Download PDFInfo
- Publication number
- EP3352308A1 EP3352308A1 EP17305066.7A EP17305066A EP3352308A1 EP 3352308 A1 EP3352308 A1 EP 3352308A1 EP 17305066 A EP17305066 A EP 17305066A EP 3352308 A1 EP3352308 A1 EP 3352308A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cover device
- front cover
- mobile element
- power socket
- socket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005489 elastic deformation Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 239000008188 pellet Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
- H01R13/453—Shutter or cover plate opened by engagement of counterpart
- H01R13/4538—Covers sliding or withdrawing in the direction of engagement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
- H01R13/453—Shutter or cover plate opened by engagement of counterpart
- H01R13/4534—Laterally sliding shutter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
- H01R24/78—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall with additional earth or shield contacts
Definitions
- the invention relates to the field of the power socket intended to be coupled to a plug to connect a power source to electrical appliances and has as its object a front cover device for power socket. It also has as its object a power socket equipped with such a front cover device.
- a power socket also known as electrical outlet, is able to be coupled to a plug, generally a round plug, of an electric or electronic appliance to supply power to the latter.
- a power socket comprises generally an engine, called hereafter a terminal socket, comprising a housing and a connecting terminal mounted in the latter and having terminals, i.e. points of electrical connection, such as female terminals able to be in electrical contact with the pins of the plug.
- Such a power socket comprises usually a front cover having two front access holes forming openings to the connecting terminal which is, in the mounted state of the power socket, connected to a power source.
- the electrical contact between the female terminals and the pins of the plug, passing through the front access holes, enables the passage of the current to the electrical appliance.
- a power socket can easily receive, through the front access holes, a thin conductible element held frequently by children who can then receive an electrical shock by the contact of said element with the female terminals or can be electrocuted.
- the dusts or other elements can get into the access holes and affect the mechanism of the power socket.
- a power socket comprising a terminal socket which comprises a housing receiving a connecting terminal with two electrical terminals, a cover mounted to the front of the housing and having two front access holes forming through-opening for the pins.
- the cover defining an insertion well and including mounted means on the housing, said cover having sidewall delimiting an insertion cavity extending along a longitudinal axis of engagement for receiving a plug along said longitudinal axis of engagement.
- the cover further comprises a movable flap, consisting globally in a disc-shaped plate, mounted mobile in translation in the insertion cavity relative to the side wall along the longitudinal axis of engagement and in which movable flap are provided said front access holes for the pins passing through said movable flap.
- the housing also has a safe system arranged between the connecting terminal and the movable flap.
- the safe system comprises safe elements moving between a closing position to prevent access of the pins of the plug to the connecting terminal and an opening position for providing access of said pins to the latter.
- This invention has as its object to remedy to these drawbacks by proposing a front cover device for power socket which provides an enhanced protection against dusts or other elements which could pass through the access openings of said movable flap.
- the front cover device for power socket preferably for standardized power socket
- said power socket comprising a terminal socket, preferably a terminal socket of such a standardized power socket, said terminal socket comprising a connecting terminal portion, said front cover device extending, along a longitudinal axis, and comprising:
- the present invention has also as its subject matter a power socket comprising, on the one hand, a terminal socket, preferably a terminal socket of a standardized power socket, which comprises a housing, a connecting terminal and, eventually, a safe system able to be activated and moved between a closing position preventing access to said connecting terminal and an opening position authorizing said access and, on the other hand, a front cover device, characterized in that the front cover device consists of a front cover device according to the present invention, in that the front cover device is fixed, preferably in a removable manner, to the terminal socket, preferably to the housing of the latter, preferably by a snap-fit or clipping or latching assembly or joint and, when appropriate, in that the safe system is interposed between the connecting terminal and the front access holes for the pins of the plug.
- the figures show a front cover device for power socket, preferably for a standardized power socket, said power socket comprising a terminal socket 5, 6, 7, 8, preferably the terminal socket of a standardized power socket.
- a terminal socket comprises a connecting terminal 8.
- Said front cover device extends along a longitudinal axis and comprises:
- the mobile element 2 further comprises a closure system 22, each front access hole 20, 21 for the pins 30, 31 being at least substantially closed or covered by the closure system 22 which forms, into or facing each of said front access hole, an elastically deformable closure wall able to be crossed, through elastic deformation, by the pins 30, 31 of the plug 3 and to elastically return toward its original form of closure after the removal of said pins from the front access hole 20, 21 for the pins 30, 31.
- front cover device of the present invention can be applied to a standard mechanism (terminal connecting) of a power socket.
- the interior cavity 10 of the cover 1, when the mobile element 2 is in the rear position, can determine a plug hole shape according to a standardized power socket, for example a power socket known with the registered trademark "Schuko" or other standards of power socket used around the world.
- a standardized power socket for example a power socket known with the registered trademark "Schuko" or other standards of power socket used around the world.
- each closure wall can be incised by at least one incision I, preferably by at least one X-shaped incision so as to be able to be crossed, through elastic deformation, by one of the pins 30, 31 of the plug 3 and to elastically return toward its original form of closure after their removal ( figures 1, 2 , 3 , 6 , 7, 8 , 9 , 10a ).
- closure system 22 can comprise a plurality of closure elements 220 and 221, preferably made in an elastic or rubber material, each forming one of the elastically deformable closure walls. Therefore, each closure element 220 and 221 is incised by at least one incision I, preferably by at least one X-shaped incision, so as to be able to be crossed, through elastic deformation, by one of the pins 30 and 31 of the plug 3 and to elastically return toward its original form of closure after the removal of the pins 30 and 31.
- the closure system can comprise a single closure element, preferably made in an elastic or plastic or rubber material, able to form the elastically deformable closure walls.
- the single closure element can be incised by at least one incision, preferably by at least one X-shaped incision, in a plurality of area each facing one of the front access hole 20 and 21 of the pins 30 and 31 or located into latter so as to be able to be crossed, through elastic deformation, by one of the pins 30 and 31 of the plug 3 and to elastically return toward its original form of closure after the removal of said pins.
- each deformable closure wall when appropriate the or each closure element 220 or 221 mentioned above, can consist of a flexible element such as a film or a membrane or, as it can be seen more particularly in figure 3 , a rigid or semi-rigid element, for example in the form of a patch or a pellet.
- the closure system 22 can comprise at least two closure elements 220 and 221 and holding means 222 and 223 for holding said protection elements respectively within the front access holes 20 and 21 for the pins 30 and 31.
- Holding means can comprise two locking ring 222 and 223 which may each surround and support respectively one of the closure elements 220 and 221 and may be held within one of the front access holes 20 and 21 for the pins so that closure elements 220 and 221 are held in place in the front access holes 20 and 21 for the pins 30 and 31 by the locking rings 222 and 223.
- the locking rings 222 and 223 may be held in the front access holes 20 and 21, for example but not limited to, by clicking or snapping or welding.
- both locking rings 222 and 223 can be attached together, for example by a connection piece 224.
- the connection piece 224 and the locking rings 222 and 223 and, eventually, the closure elements 220 and 221 can be made in a single piece, preferably made in a plastic or rubber material.
- the mobile element 2 can be a bi-injection part composed of two different plastic or rubber material, one of the plastic or rubber material can form the plate and the other plastic or rubber material can form the closure system, i.e. can form the deformable closure walls, when appropriate can form the or each closure element 220 and 221.
- each deformable closure wall can be formed by one of the closure elements 220 and 221 or, when appropriate, can be formed by a portion of the single closure element extending over the front access holes 20 and 21 for the pins 30 and 31 or passing through the latter transversally to their axis.
- the or each deformable closure walls when appropriate the or each closure element 220 or 221, can be flush or substantially flush or can coincide with the front face 23 of the mobile element 2 so as to obtain, in front position of the mobile element 2, a regular visible front surface of the front face 23 of the cover 1 ( figures 1, 2 , 6 , 9 , 10 ).
- the or each closure element 220 and 221 can have the same color as the mobile element 2, i.e. at least its front face 23, and/or, preferably, the cover 1, i.e. at least the front side of the latter.
- the front face 23 of the same can be flush with the front side 26 of the cover 1 so as to obtain, a global regular visible front surface of the front cover device ( figures 1 , 7 , 9 , 10a, 10b, 10f, 10c ).
- the elastic means 4 can consist of a return spring such as an elongate leaf spring, more preferably an elongate leaf spring.
- a return spring such as an elongate leaf spring, more preferably an elongate leaf spring.
- Such an elongate leaf spring can be placed obliquely in the interior cavity 10 of the cover 1 with respect to its longitudinal axis ( figures 9 and 10 ).
- such an elongate leaf spring can be made in a single piece, preferably with two opposite bearing or abutment ends 40 and 41.
- Such an elastic means can easily be mounted or placed in a standardized power socket, for example by simply being adapted to abut or for abutment, for example by its two bearing or abutment ends 40 and 41, against respectively at least one bearing or abutment part or surface 28 of the cover 1, preferably of the mobile element 2, that can be adapted for this effect and at least one bearing or abutment part or surface 52 of the terminal socket 5, 6, 7, 8 that can be a part or surface that already exist in a terminal socket of a standardized power socket or a part or surface specially adapted in a terminal socket (see more particularly figure 9 ).
- the mobile element 2 can comprise a peripheral edge 24 and lateral guiding projections 25, preferably two or three lateral guiding projections.
- the cover 1 can comprise guiding grooves 12, preferably two or three guiding grooves, made in the inner wall of the interior cavity 10 and provided to receive the guiding projections to make it possible the translation of the mobile element 2.
- Each guiding groove 12 can extend parallel to the longitudinal axis of the cover 1 and the lateral guiding projections 25 can extending transversally to the mobile element 2 or the longitudinal axis and beyond the peripheral edge 24 ( figures 2 , 3 , 6 , 8 and 9 ).
- the cover 1 can comprise a plurality of rear stops 13, preferably two or three rear stops, preferably located outside the guiding grooves 12, preferably on or near the rear side of the cover 1.
- each rear stops 13 can be located between two guiding grooves 12.
- Each rear stop 13 can form an end stop for the mobile element 2 so that the stroke of the latter toward the rear side, or the bottom side, is determined by said rear stops 13.
- the cover 1 can also comprise a plurality of front stop 14, preferably two or three front stops, preferably located back to the front opening of engagement 11. Each front stop 14 can then form a front stop of the mobile element 2 corresponding to the normal position closing the front opening of engagement 11 so that the stroke of the mobile element 2 toward the front side is determined by said front stops ( figures 2 , 3 , 6 , and 8 ).
- the mobile element 2 can consist of a disc-shaped plate and the interior cavity 10 of the cover 1 can be a cylindrical cavity.
- the diameter of the mobile element 2 can be substantially the same as the internal diameter of the interior cavity 10 ( figures 1, 2 , 3 , 6 , 7, 8 , 9 and 10 ).
- a power socket comprising, on the one hand, a terminal socket 5, 6, 7, 8, preferably a terminal socket of a standardized power socket, comprising a housing 5, a connecting terminal 8 and a safe system 6 able to be activated and moved between a closing position preventing access to said connecting terminal and an opening position authorizing said access and, on the other hand, a front cover device.
- the housing 5 can also be understood as being or forming a base of the power socket.
- the front cover device in such a power socket, consists of a front cover device according to the present invention and the front cover device is fixed, preferably in a removable manner, preferably by a snap-fit or clipping or latching assembly or joint 16, 17, 50, 51 to the terminal socket 5, 6, 7, 8, preferably to the housing 5 of the latter.
- the front cover device preferably the cover 1
- the terminal socket, preferably the housing 5, can comprise at least one male part 50 or 51 for engagement, preferably by snap-fit or clipping or latching, in the at least female part ( figures 4, 5 , 6 , 7, 8 ).
- the safe system 6 is interposed between the connecting terminal 8 and the front access holes 20 and 21 for the pins 30 and 31.
- the connecting terminal 8 can comprise a plurality of female terminal(s) 80 and 81 able to receive respectively the pins 30 and 31 of the plug 3 and/or male terminal(s) 82 able to be inserted and connected in a female terminal 33 of the plug 3, for example, as it can be seen in figures 4, 5 , 6 , 8 , 9 and 10 , preferably, two female terminals 80 and 81 and one male terminal 82.
- such a terminal socket 5, 6, 7, 8 can further comprise a cover element 7 having at least two rear access holes 70 and 71 passing through the latter each facing one of the front access holes 21 and 22 for the pins 30 and 31 of the plug 3 ( figures 4, 5 , 6 , 9 and 10 ).
- the safe system 6 can comprise safe elements 60 able to be moved between a closing position closing the rear access holes 70 and 71 ( figure 10a, 10b ) and an opening position opening the latter.
- the female terminals 80 or 81 can be located directly opposite to the rear access hole 70 and 71. The opening position can be caused by the movement of the pins 30 and 31 inserted into the rear access holes 70 and 71 and coming into contact with the safe elements 60 before being inserted in the female terminals 80 and 81.
- the mobile element 2 can further comprise at least one front access hole 27 provided to receive the male terminal 82 passing through it ( figures 1, 2 , 6 , 7, 8 , 9 and 10 ).
- the cover element 7 can further comprise one rear access hole 72 able to receive the male terminal 82 ( figures 4, 5 , 6 , 9 and 10 ).
- the present invention can provide that the front access hole 27 for the male terminal 82 does not require to be closed by the closure system 22. Indeed, the present invention can provide that, in front position of the mobile element 2, the male terminal 82 is engaged in the corresponding front access hole 27 so as to ensure that the latter is substantially closed by the male terminal 82 passing through the latter ( figures 1 , 7 , 8 , 9 and 10 ).
- the safe system 6 can be provided to be interposed between the connecting terminal 8, more particularly the female terminals 80 and 81, and the rear access holes 70 and 71 facing the front access holes 21 and 22 for the pins 30 and 31 ( figures 4, 5 , 6 ).
- the terminal socket 5, 6, 7, 8 can comprise a first bearing or abutment part or surface 52 and the mobile element 2 can comprise a second bearing or abutment part or surface 28.
- the elastic means 4 more particularly when the latter consist of an elongate leaf spring , can have two opposed bearing or abutment ends 40 and 41 coming into bearing or abutment contact respectively against the first and second bearing or abutment parts or surfaces 52 and 28 ( figure 9 ).
- the second bearing or abutment part or surface 28 can consist of an inner part of the mobile element 2, for example at least one stop made in, or attached to, the inner face, opposite to the front face 23, of the mobile element 2 ( figures 7, 8 , 9 , 10 ).
- the first bearing or abutment part or surface 52 can consist of a part or surface of the housing 5, preferably of the housing 5 of the terminal socket of a standardized power socket, for example an inner corner or an inner wall, of the housing ( figures 7, 8 , 9 , 10 ), able to maintain the position of the elongate leaf spring in the operative or non-operative state of the latter.
- the elastic means 4 which are compressed or resiliently deformed, exert a return force toward the front side of the cover 1 having for effect to maintain the mobile element 2 in the front position closing the interior cavity 10.
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
Description
- The invention relates to the field of the power socket intended to be coupled to a plug to connect a power source to electrical appliances and has as its object a front cover device for power socket. It also has as its object a power socket equipped with such a front cover device.
- It is known that a power socket, also known as electrical outlet, is able to be coupled to a plug, generally a round plug, of an electric or electronic appliance to supply power to the latter. A power socket comprises generally an engine, called hereafter a terminal socket, comprising a housing and a connecting terminal mounted in the latter and having terminals, i.e. points of electrical connection, such as female terminals able to be in electrical contact with the pins of the plug.
- Such a power socket comprises usually a front cover having two front access holes forming openings to the connecting terminal which is, in the mounted state of the power socket, connected to a power source. The electrical contact between the female terminals and the pins of the plug, passing through the front access holes, enables the passage of the current to the electrical appliance. However, such a power socket can easily receive, through the front access holes, a thin conductible element held frequently by children who can then receive an electrical shock by the contact of said element with the female terminals or can be electrocuted. In addition, the dusts or other elements can get into the access holes and affect the mechanism of the power socket.
- The
document FR 2 978 876 - However, in a power socket disclosed in the
document FR 2 978 876 - This invention has as its object to remedy to these drawbacks by proposing a front cover device for power socket which provides an enhanced protection against dusts or other elements which could pass through the access openings of said movable flap.
- For this purpose, the front cover device for power socket, preferably for standardized power socket, said power socket comprising a terminal socket, preferably a terminal socket of such a standardized power socket, said terminal socket comprising a connecting terminal portion, said front cover device extending, along a longitudinal axis, and comprising:
- a cover provided to be mounted on said terminal socket and defining an insertion well delimiting an interior cavity having a front opening of engagement for engaging and receiving a plug with pins, said cover comprising a front side surrounding said front opening of engagement and a rear side and extending, along the longitudinal axis, between the latter,
- a mobile element, such as a plate, having a front face and being mounted movable in translation in the interior cavity along the longitudinal axis, between a front position closing the front opening of engagement and a rear position making it possible the electrical contact between the connecting terminal and the pins, said mobile element having at least two front access holes for the pins,
- elastic means able to exert a return force toward the front side of the cover,
- The present invention has also as its subject matter a power socket comprising, on the one hand, a terminal socket, preferably a terminal socket of a standardized power socket, which comprises a housing, a connecting terminal and, eventually, a safe system able to be activated and moved between a closing position preventing access to said connecting terminal and an opening position authorizing said access and, on the other hand, a front cover device, characterized in that the front cover device consists of a front cover device according to the present invention, in that the front cover device is fixed, preferably in a removable manner, to the terminal socket, preferably to the housing of the latter, preferably by a snap-fit or clipping or latching assembly or joint and, when appropriate, in that the safe system is interposed between the connecting terminal and the front access holes for the pins of the plug.
- The present invention will be better understood using the description below, which relates to at least one preferred embodiment, given by way of non-limiting example and explained with reference to the accompanying drawings, in which
-
figure 1 shows a perspective view of the front cover device according to the present invention, unassembled, in a preferred embodiment, -
figure 2 shows a perspective view of the cover and the mobile element, unassembled, of the front cover device shown infigure 1 , -
figure 3 shows the cover and the mobile element shown infigure 2 with different orientation, -
figure 4 shows a perspective view of the terminal socket of a power socket according to the present invention, assembled, -
figure 5 shows the terminal socket shown infigure 4 , unassembled, -
figure 6 shows a perspective view of a power socket according to the present invention, unassembled, with the front cover device shown infigure 2 and the terminal socket shown infigure 5 . -
figure 7 shows a perspective view of the power socket shown infigure 6 , assembled, when the mobile element is in a front position closing the front opening of engagement, -
figure 8 shows the power socket shown infigure 7 when the mobile element is in a rear position at the bottom of the interior cavity of the cover, -
figure 9 shows the power socket shown infigure 7 in a different orientation, with the front cover device partially represented showing the interior cavity with the elastic means in a preferred embodiment, -
figure10 (i.e.figures 10a, 10b, 10c ,10d 10e ,10f ) shows the functional engagement of a plug in the power socket shown infigure 7 .Figure 10f shows a detail view offigure 10b . - The figures show a front cover device for power socket, preferably for a standardized power socket, said power socket comprising a
terminal socket terminal 8. Said front cover device extends along a longitudinal axis and comprises: - a
cover 1 provided to be mounted on said terminal socket and defining an insertion well delimiting aninterior cavity 10 having a front opening ofengagement 11 for engaging and receiving aplug 3 withpins - a
mobile element 2, such as a plate, having afront face 23 and being mounted movable in translation in theinterior cavity 10 along the longitudinal axis, between a front position closing the front opening ofengagement 11 and a rear position making it possible the electrical contact between the connecting terminal8 and thepins 30, saidmobile element 2 having at least two front access holes 20 and 21 for thepins plugs 3, -
elastic means 4 able to exert a return force toward the front side of thecover 1, i.e. a return force able to maintain themobile element 2 in the front position when theplug 3 is removed from thecover 1 but allowing the insertion of theplug 3 in the socket without excessive effort for the user. - According to the invention, in such a front cover device, the
mobile element 2 further comprises aclosure system 22, eachfront access hole pins closure system 22 which forms, into or facing each of said front access hole, an elastically deformable closure wall able to be crossed, through elastic deformation, by thepins plug 3 and to elastically return toward its original form of closure after the removal of said pins from thefront access hole pins - It is understood that the front cover device of the present invention can be applied to a standard mechanism (terminal connecting) of a power socket.
- The
interior cavity 10 of thecover 1, when themobile element 2 is in the rear position, can determine a plug hole shape according to a standardized power socket, for example a power socket known with the registered trademark "Schuko" or other standards of power socket used around the world. - In one preferred embodiment, each closure wall can be incised by at least one incision I, preferably by at least one X-shaped incision so as to be able to be crossed, through elastic deformation, by one of the
pins plug 3 and to elastically return toward its original form of closure after their removal (figures 1, 2 ,3 ,6 ,7, 8 ,9 ,10a ). - In a preferred embodiment of the closure system, as it can be seen in the
figures 1, 2 ,3 ,6 ,7, 8 ,9 ,10a and more particularly infigure 3 , thatclosure system 22 can comprise a plurality ofclosure elements closure element pins plug 3 and to elastically return toward its original form of closure after the removal of thepins - In another embodiment, not shown in the figures, the closure system can comprise a single closure element, preferably made in an elastic or plastic or rubber material, able to form the elastically deformable closure walls. In addition, the single closure element can be incised by at least one incision, preferably by at least one X-shaped incision, in a plurality of area each facing one of the
front access hole pins pins plug 3 and to elastically return toward its original form of closure after the removal of said pins. - Preferably, each deformable closure wall, when appropriate the or each
closure element figure 3 , a rigid or semi-rigid element, for example in the form of a patch or a pellet. - As it can be seen in
figure 3 , preferably, theclosure system 22 can comprise at least twoclosure elements pins locking ring closure elements closure elements pins rings connection piece 224. On the other hand, theconnection piece 224 and the locking rings 222 and 223 and, eventually, theclosure elements - Preferably, the
mobile element 2 can be a bi-injection part composed of two different plastic or rubber material, one of the plastic or rubber material can form the plate and the other plastic or rubber material can form the closure system, i.e. can form the deformable closure walls, when appropriate can form the or eachclosure element - It is understood that each deformable closure wall can be formed by one of the
closure elements pins - Preferably, the or each deformable closure walls, when appropriate the or each
closure element front face 23 of themobile element 2 so as to obtain, in front position of themobile element 2, a regular visible front surface of thefront face 23 of the cover 1 (figures 1, 2 ,6 ,9 ,10 ). - Advantageously, the or each
closure element mobile element 2, i.e. at least itsfront face 23, and/or, preferably, thecover 1, i.e. at least the front side of the latter. - Preferably, in front position of the
mobile element 2, thefront face 23 of the same can be flush with thefront side 26 of thecover 1 so as to obtain, a global regular visible front surface of the front cover device (figures 1 ,7 ,9 ,10a, 10b, 10f, 10c ). - Preferably, the
elastic means 4 can consist of a return spring such as an elongate leaf spring, more preferably an elongate leaf spring. Such an elongate leaf spring can be placed obliquely in theinterior cavity 10 of thecover 1 with respect to its longitudinal axis (figures 9 and10 ). Preferably, such an elongate leaf spring can be made in a single piece, preferably with two opposite bearing or abutment ends 40 and 41. Such an elastic means can easily be mounted or placed in a standardized power socket, for example by simply being adapted to abut or for abutment, for example by its two bearing or abutment ends 40 and 41, against respectively at least one bearing or abutment part or surface 28 of thecover 1, preferably of themobile element 2, that can be adapted for this effect and at least one bearing or abutment part or surface 52 of theterminal socket figure 9 ). - In a preferred embodiment, the
mobile element 2 can comprise aperipheral edge 24 andlateral guiding projections 25, preferably two or three lateral guiding projections. In addition, thecover 1 can comprise guidinggrooves 12, preferably two or three guiding grooves, made in the inner wall of theinterior cavity 10 and provided to receive the guiding projections to make it possible the translation of themobile element 2. Each guidinggroove 12 can extend parallel to the longitudinal axis of thecover 1 and thelateral guiding projections 25 can extending transversally to themobile element 2 or the longitudinal axis and beyond the peripheral edge 24 (figures 2 ,3 ,6 ,8 and9 ). - If reference is made, more particularly to
figures 2 ,3 and6 , it can be seen that thecover 1 can comprise a plurality of rear stops 13, preferably two or three rear stops, preferably located outside the guidinggrooves 12, preferably on or near the rear side of thecover 1. For example, each rear stops 13 can be located between two guidinggrooves 12. Eachrear stop 13 can form an end stop for themobile element 2 so that the stroke of the latter toward the rear side, or the bottom side, is determined by said rear stops 13. - The
cover 1 can also comprise a plurality offront stop 14, preferably two or three front stops, preferably located back to the front opening ofengagement 11. Eachfront stop 14 can then form a front stop of themobile element 2 corresponding to the normal position closing the front opening ofengagement 11 so that the stroke of themobile element 2 toward the front side is determined by said front stops (figures 2 ,3 ,6 , and8 ). - Preferably, the
mobile element 2 can consist of a disc-shaped plate and theinterior cavity 10 of thecover 1 can be a cylindrical cavity. In this case, the diameter of themobile element 2 can be substantially the same as the internal diameter of the interior cavity 10 (figures 1, 2 ,3 ,6 ,7, 8 ,9 and10 ). - The figures, more particularly the
figures 4, 5 ,6 ,7, 8 ,9 and10 , also shown a power socket comprising, on the one hand, aterminal socket housing 5, a connectingterminal 8 and asafe system 6 able to be activated and moved between a closing position preventing access to said connecting terminal and an opening position authorizing said access and, on the other hand, a front cover device. Thehousing 5 can also be understood as being or forming a base of the power socket. - Always according to this invention, in such a power socket, the front cover device consists of a front cover device according to the present invention and the front cover device is fixed, preferably in a removable manner, preferably by a snap-fit or clipping or latching assembly or joint 16, 17, 50, 51 to the
terminal socket housing 5 of the latter. To this end, the front cover device, preferably thecover 1, can comprise at least one opening orfemale part housing 5, can comprise at least onemale part figures 4, 5 ,6 ,7, 8 ). Thesafe system 6 is interposed between the connectingterminal 8 and the front access holes 20 and 21 for thepins - The connecting
terminal 8 can comprise a plurality of female terminal(s) 80 and 81 able to receive respectively thepins plug 3 and/or male terminal(s) 82 able to be inserted and connected in afemale terminal 33 of theplug 3, for example, as it can be seen infigures 4, 5 ,6 ,8 ,9 and10 , preferably, twofemale terminals male terminal 82. - Preferably, such a
terminal socket cover element 7 having at least two rear access holes 70 and 71 passing through the latter each facing one of the front access holes 21 and 22 for thepins figures 4, 5 ,6 ,9 and10 ). Thesafe system 6 can comprisesafe elements 60 able to be moved between a closing position closing the rear access holes 70 and 71 (figure 10a, 10b ) and an opening position opening the latter. Thefemale terminals rear access hole pins safe elements 60 before being inserted in thefemale terminals - When the connecting
terminal 8 comprises at least onemale terminal 82, themobile element 2 can further comprise at least onefront access hole 27 provided to receive themale terminal 82 passing through it (figures 1, 2 ,6 ,7, 8 ,9 and10 ). In this case thecover element 7 can further comprise onerear access hole 72 able to receive the male terminal 82 (figures 4, 5 ,6 ,9 and10 ). - The present invention can provide that the
front access hole 27 for themale terminal 82 does not require to be closed by theclosure system 22. Indeed, the present invention can provide that, in front position of themobile element 2, themale terminal 82 is engaged in the correspondingfront access hole 27 so as to ensure that the latter is substantially closed by themale terminal 82 passing through the latter (figures 1 ,7 ,8 ,9 and10 ). - The
safe system 6 can be provided to be interposed between the connectingterminal 8, more particularly thefemale terminals pins 30 and 31 (figures 4, 5 ,6 ). - The
terminal socket surface 52 and themobile element 2 can comprise a second bearing or abutment part orsurface 28. The elastic means 4, more particularly when the latter consist of an elongate leaf spring , can have two opposed bearing or abutment ends 40 and 41 coming into bearing or abutment contact respectively against the first and second bearing or abutment parts orsurfaces 52 and 28 (figure 9 ). The second bearing or abutment part orsurface 28 can consist of an inner part of themobile element 2, for example at least one stop made in, or attached to, the inner face, opposite to thefront face 23, of the mobile element 2 (figures 7, 8 ,9 ,10 ). The first bearing or abutment part orsurface 52 can consist of a part or surface of thehousing 5, preferably of thehousing 5 of the terminal socket of a standardized power socket, for example an inner corner or an inner wall, of the housing (figures 7, 8 ,9 ,10 ), able to maintain the position of the elongate leaf spring in the operative or non-operative state of the latter. - Therefore, in an example of operating mode of the present invention, it can be seen in
figure 10 that: - when the
plug 3 is inserted in theinterior cavity 10 of thecover 1 by the front opening ofengagement 11 of thecover 1 of the front cover device equipping the power socket, thepins plug 3 pass through the corresponding front access holes 20 and 21 (figures 10b, 10f ), which has the effect of elastically deforming eachclosure element 220 and 221extending into or cover the latter, - the
plug 3 can freely go down or toward the bottom of the power socket till it touch, by means of its front side from which extends perpendicularly thepins front face 23 of themobile element 2 and the safe system 6 (about the same moment), which has the effect to open the safe system 6 (figure 10c ), - after opening
safe system 6, theplug 3 can go further and insert thepins female terminals terminal 8 and saidpins elastic means 4 are compressed (figured 10d), - when the
plug 3 moves toward the connectingterminal 8 in theinterior cavity 10 of thecover 1, themobile element 2 moves together with theplug 3 in the same direction along the longitudinal axis of the front cover device (figures 10d, 10e ). - When the
plug 3 is removed from theinterior cavity 10 of thecover 1 and thepins elastic means 4, which are compressed or resiliently deformed, exert a return force toward the front side of thecover 1 having for effect to maintain themobile element 2 in the front position closing theinterior cavity 10. - The present invention offers then several advantages such as:
- protection against the introduction of the dusts thanks to the
closure system 22, - the front cover device according to the invention is especially well-suited to be mounted on standardized terminal sockets,
- to give an esthetic effect when the or each deformable closure walls is flush or substantially flush or coincides with the
front face 23 of themobile element 2. - Of course, the invention is not limited to the at least one embodiment described and represented in the accompanying drawings. Modifications remain possible, particularly from the viewpoint of the composition of the various elements or by substitution of technical equivalents without thereby exceeding the field of protection of the invention.
Claims (16)
- Front cover device for power socket, preferably for a standardized power socket, said power socket comprising a terminal socket (5, 6, 7, 8), preferably a terminal socket of such a standardized power socket, said terminal socket comprising a connecting terminal (8), said front cover device extending along a longitudinal axis and comprising :- a cover (1) provided to be mounted on said terminal socket and defining an insertion well delimiting an interior cavity (10) having a front opening of engagement (11) for engaging and receiving a plug (3) with pins (30, 31), said cover comprising a front side surrounding said front opening of engagement and a rear side and extending, along the longitudinal axis, between the latter,- a mobile element (2), such as a plate, having a front face (23) and being mounted movable in translation in the interior cavity (10) along the longitudinal axis, between a front position closing the front opening of engagement (11) and a rear position making it possible the electrical contact between the connecting terminal(8) and the pins (30), said mobile element (2) having at least two front access holes (20, 21) for the pins (30, 31),- elastic means (4) able to exert a return force toward the front side of the cover (1),characterized in that the mobile element (2) further comprises a closure system (22), each front access hole (20, 21) for the pins (30, 31) being at least substantially closed or covered by the closure system (22) which forms, into or facing each of said front access hole, an elastically deformable closure wall able to be crossed, through elastic deformation, by the pins (30, 31) of the plug (3) and to elastically return toward its original form of closure after their removal.
- Front cover device, according to claim 1, characterized in that the mobile element (2) consist of a disc-shaped plate and in that the interior cavity (10) of the cover is a cylindrical cavity.
- Front cover device, according to claim 2, characterized in that the interior cavity (10), when the mobile element (2) is in the rear position, determine a plug hole shape according to a standardized power socket.
- Front cover device, according to anyone of claims 1 to 3, characterized in that each closure wall is incised by at least one incision (I), preferably by at least one X-shaped incision.
- Front cover device, according to claim 4, characterized in that closure system (22) comprises a plurality of closure elements (220, 221), preferably made in an elastic or rubber material, each forming one of the elastically deformable closure walls.
- Front cover device, according to claim 4, characterized in that the closure system comprises a single closure element, preferably made in an elastic or rubber material, forming the elastically deformable closure walls.
- Front cover device, according to anyone of claims 1 to 6, characterized in that each deformable closure walls consists of a flexible element, such as a film or a membrane or a rigid or semi-rigid element, for example in the form of a patch or a pellet.
- Front cover device, according to claim 1 to 7, characterized in that the or each deformable closure walls is flush or substantially flush or coincides with the front face (23) of the mobile element so as to obtain, in front position of the mobile element (2), a regular visible front surface of the front face (23) of the cover (1).
- Front cover device, according to anyone of claims 1 to 6, characterizes in that the mobile element (2) is a bi-injection part composed of two different plastic or rubber material, one of the plastic or rubber material forming the plate and the other plastic or rubber material forming the closure system (22).
- Front cover device, according to anyone of claims 1 or 9, characterized in that the elastic means (4) consist of a return spring such as an elongate leaf spring, more preferably an elongate leaf spring having a single leaf.
- Front cover device, according to claim 10, characterized in that the elongate leaf spring is placed obliquely in the interior cavity (10) of the cover (1) with respect to its longitudinal axis.
- Front cover device, according to anyone of claim 1 to 11, characterized in that the mobile element (2) comprises a peripheral edge (24) and lateral guiding projections (25), preferably two or three lateral guiding projections, and the cover (1) comprises guiding grooves (12), preferably two or three guiding grooves, made in the inner wall of the interior cavity (10) and provided to receive the guiding projections to make it possible the translation of the mobile element (2), each guiding groove (12) extending, parallel to the longitudinal axis, the lateral guiding projections (25) extending transversally to the mobile element (2) or the longitudinal axis of the cover (1) and beyond the peripheral edge (24).
- Front cover device, according to claim 2, characterized and in that the cover (1) comprises a plurality of rear stops (13), preferably two or three bottom stops, located outside the guiding grooves (12) on or near the bottom side, each rear stop (13) forming an end stop for the mobile element (2) so that the stroke of the latter toward the bottom side is determined by said rear stops.
- Power socket comprising, on the one hand, a terminal socket (5, 6, 7, 8), preferably a terminal socket of a standardized power socket, which comprises a housing (5), a connecting terminal (8) and, eventually, a safe system (6) able to be activated and moved between a closing position preventing access to said connecting terminal and an opening position authorizing said access and, on the other hand, a front cover device, characterized in that the front cover device consists of a front cover device according to anyone of claims 1 to 13, in that the front cover device is fixed, preferably in a removable manner, to the terminal socket (5, 6, 7, 8), preferably to the housing (5), preferably by a snap-fit or clipping or latching assembly or joint (16, 17, 50, 51) and, when appropriate, in that the safe system (6) is interposed between the connecting terminal (8) and the front access holes (20, 21) for the pins (30, 31) of the plug (3).
- Power socket, according to claim 14, characterized in that the terminal socket (5, 6, 7, 8) further comprises a cover element (7) having at least two rear access holes (70, 71) passing through the latter each facing one of the front access holes (21, 22) for the pins (30, 31) and in that the safe system (6) is interposed between the connecting terminal (8) and the rear access holes (70, 71) and comprises safe elements (60) able to be moved between a closing position closing the rear access holes (70, 71) and an opening position opening the latter.
- Power socket, according to anyone of claims 1 to 5, characterized in that the terminal socket (5, 6, 7, 8, 9) comprises a first bearing or abutment part or surface (52) and the mobile element (2) comprises a second abutment or bearing part or surface (28) and in that the elastic means (4), more particularly when the latter consist of an elongate leaf spring (4) according to claims 10 to 11 has two opposed bearing or abutment ends (40, 41), coming into bearing or abutment contact respectively against the first and second bearing or abutment part or surfaces (28, 52).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17305066.7A EP3352308B1 (en) | 2017-01-23 | 2017-01-23 | Front cover device for power socket and power socket equipped with such a front cover device |
PCT/EP2018/051155 WO2018134282A1 (en) | 2017-01-23 | 2018-01-18 | Front cover device for power socket and power socket equipped with such a front cover device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17305066.7A EP3352308B1 (en) | 2017-01-23 | 2017-01-23 | Front cover device for power socket and power socket equipped with such a front cover device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3352308A1 true EP3352308A1 (en) | 2018-07-25 |
EP3352308B1 EP3352308B1 (en) | 2020-11-04 |
Family
ID=57984860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17305066.7A Active EP3352308B1 (en) | 2017-01-23 | 2017-01-23 | Front cover device for power socket and power socket equipped with such a front cover device |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3352308B1 (en) |
WO (1) | WO2018134282A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3095722A1 (en) * | 2019-05-03 | 2020-11-06 | Psa Automobiles Sa | Electrical connector cowling device for vehicle interior |
EP3764478A1 (en) * | 2019-07-09 | 2021-01-13 | Sinan Büyükay | Safety socket |
EP3945641A1 (en) * | 2020-07-30 | 2022-02-02 | Berker GmbH & Co. KG | Power socket having a base part, an aesthetic cover, and a drive member for a movable cover of the aesthetic cover |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117353093B (en) * | 2023-12-04 | 2024-02-02 | 国网湖北省电力有限公司 | Butt joint device for plugging power supply box |
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EP0654857A1 (en) * | 1993-11-24 | 1995-05-24 | Schneider Electric Sa | Electrical socket with rectractable shutter |
US5466164A (en) * | 1993-03-09 | 1995-11-14 | Sumitomo Wiring Systems, Ltd. | Connector having a protective hood |
US6015306A (en) * | 1997-09-30 | 2000-01-18 | Jen; Tsang Lan | Shutter structure of aperture |
EP2456024A1 (en) * | 2010-11-18 | 2012-05-23 | Legrand France | Electric socket comprising a shutter |
EP2555336A1 (en) * | 2011-08-04 | 2013-02-06 | Legrand France | Socket provided with two shutters |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US5017153A (en) * | 1989-08-10 | 1991-05-21 | Butler Manufacturing Company | Membrane for outlet fittings |
-
2017
- 2017-01-23 EP EP17305066.7A patent/EP3352308B1/en active Active
-
2018
- 2018-01-18 WO PCT/EP2018/051155 patent/WO2018134282A1/en active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US5466164A (en) * | 1993-03-09 | 1995-11-14 | Sumitomo Wiring Systems, Ltd. | Connector having a protective hood |
EP0654857A1 (en) * | 1993-11-24 | 1995-05-24 | Schneider Electric Sa | Electrical socket with rectractable shutter |
US6015306A (en) * | 1997-09-30 | 2000-01-18 | Jen; Tsang Lan | Shutter structure of aperture |
EP2456024A1 (en) * | 2010-11-18 | 2012-05-23 | Legrand France | Electric socket comprising a shutter |
EP2555336A1 (en) * | 2011-08-04 | 2013-02-06 | Legrand France | Socket provided with two shutters |
FR2978876A1 (en) | 2011-08-04 | 2013-02-08 | Legrand France | POWER SOCKET EQUIPPED WITH TWO SHUTTERS |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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FR3095722A1 (en) * | 2019-05-03 | 2020-11-06 | Psa Automobiles Sa | Electrical connector cowling device for vehicle interior |
EP3764478A1 (en) * | 2019-07-09 | 2021-01-13 | Sinan Büyükay | Safety socket |
EP3945641A1 (en) * | 2020-07-30 | 2022-02-02 | Berker GmbH & Co. KG | Power socket having a base part, an aesthetic cover, and a drive member for a movable cover of the aesthetic cover |
Also Published As
Publication number | Publication date |
---|---|
WO2018134282A1 (en) | 2018-07-26 |
EP3352308B1 (en) | 2020-11-04 |
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