CN100486402C - Electric appliance with metal grounding connecting plate - Google Patents

Electric appliance with metal grounding connecting plate Download PDF

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Publication number
CN100486402C
CN100486402C CNB2004100078924A CN200410007892A CN100486402C CN 100486402 C CN100486402 C CN 100486402C CN B2004100078924 A CNB2004100078924 A CN B2004100078924A CN 200410007892 A CN200410007892 A CN 200410007892A CN 100486402 C CN100486402 C CN 100486402C
Authority
CN
China
Prior art keywords
metallic interconnect
electric device
clamping apparatus
decorative panel
leg
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.)
Expired - Fee Related
Application number
CNB2004100078924A
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Chinese (zh)
Other versions
CN1527658A (en
Inventor
若尔特·日博克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Legrand SNC
Legrand France SA
Original Assignee
Legrand SNC
Legrand France SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Legrand SNC, Legrand France SA filed Critical Legrand SNC
Publication of CN1527658A publication Critical patent/CN1527658A/en
Application granted granted Critical
Publication of CN100486402C publication Critical patent/CN100486402C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  

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  • Clamps And Clips (AREA)
  • Connection Of Plates (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The present invention concerns an electrical device (100) adapted to be attached to any support and comprising an embellisher plate (110) with holes (111) adapted to receive metal fixing members for fastening the embellisher plate to said support, a base (120) for at least one electrical device mechanism comprising an earth terminal, and a metal strip (130) electrically connected to said earth terminal and having free ends (131) adapted to be inserted in said holes in the embellisher plate to make electrical contact with said fixing members. According to the invention, said free ends of the metal strip comprise clipping means (132) adapted to cooperate with complementary clipping means in said holes to fasten said metal strip to said embellisher plate.

Description

The electric device of band metal earth lug
Technical field
The present invention relates generally to and to be placed in any bracket the electric device on---especially built-in box support or conveying pipeline frame---.
Background technology
Standard, especially the British Standard standard implemented at present require all hardwares that can lead to the electric device front all must link to each other with the earth terminal of described electric device.
This promptly means: be used for decorative panel be fixed on the described support metal fixing---its front end can lead to described support front, can link to each other with earth terminal by being installed in a metallic interconnect at the electric device back side.
In the known electric device of air, the free end of metallic interconnect is connected with rivet in embedding the described hole of decorative panel.Therefore, described rivet can be guaranteed described metallic interconnect and insert being electrically connected between the metal fixing of decorating in the plate hole.
In other known electric device of air, metallic interconnect connects by hasp and is fixed on the base, and described base itself or connect by clamping or by hasp is fixed on the decorative panel back side, the free end of metallic interconnect freely extends in decorating plate hole, to electrically contact with the metal fixing foundation of inserting in the described hole.
The major defect of described known method is that method is too complicated, and this has increased the production cost of described electric device.
Summary of the invention
With respect to prior art noted earlier, the present invention proposes a kind of simple scheme, promptly on the one hand, metallic interconnect is connected on the decorative panel of electric device, on the other hand, being electrically connected between the metal fixing of guaranteeing decorative panel simultaneously and the metallic interconnect, described metallic interconnect links to each other with the earth terminal of electric mechanism again.
The invention particularly relates to an electric device, described electric device comprises a decorative panel, a base and a metallic interconnect that at least one electric mechanism of one earth terminal is arranged, is furnished with the hole that can receive metal fixing on the described decorative panel, described metal fixing can be guaranteed decorative panel is fixed on the support, described metallic interconnect is electrically connected with described earth terminal, its free end is bonded in the described hole of decorative panel, electrically contacting so that set up with described fixture. the present invention especially proposes as the electric device described in the foreword, it is characterized in that, the free end of described metallic interconnect comprises some clamping apparatus, described clamping apparatus can be cooperated with the complementary clamping apparatus in the described hole of decorative panel, so that metallic interconnect is connected on the described decorative panel.
Therefore, advantageously, by simple, quick and effective and efficient manner, when assembling according to electric device of the present invention, the free end of metallic interconnect inserts to be decorated in the plate hole, so that the complementary clamping apparatus of metallic interconnect and decorative panel is cooperated mutually, guarantees that metallic interconnect is connected on the decorative panel, metallic interconnect is again by its free-ended direct contact, guarantees being electrically connected between the fixture in the described hole of earth terminal and insertion decorative panel.
Other nonrestrictive optimization feature according to electric device of the present invention is as described below:
Each free end of-metallic interconnect comprises the tongue piece as clamping apparatus, and the free margins of described tongue piece can be resisted against on the tooth in each hole of decorative panel;
Each free end of-metallic interconnect is the leg shape, and its lateral surface can be set up with a metal fixing and electrically contact, and the described tongue piece that cuts in the leg tilts, and to protrude from the medial surface of described leg, described medial surface is relative with described lateral surface;
Each leg of-described metallic interconnect also has the tongue piece that cuts into of another inclination, so that it protrudes from the lateral surface of described leg, described another tongue piece has a free margins, and described free margins can be cooperated with the fixture in being bonded on described hole, so that hold it in the described hole;
Described each hole of-decorative panel comprises that axle is the cylindrical part of X and a grooving, fixture can pass across from described column part, described column part in described grooving interlock, and providing a side mouth to lead in the described column part, described grooving receives and forms described metallic interconnect one free-ended leg;
-described each grooving has a tooth on a wall relative with described side mouth, described tooth has an area supported, and described area supported extends perpendicular to the direction ground that described free end inserts in the described grooving, and can admit the free margins of described free-ended tongue piece against ground;
-described metallic interconnect comprises other clamping apparatus, and described clamping apparatus can be cooperated with the complementary clamping apparatus that is assemblied in described chassis outer side face.Advantageously, described other clamping apparatus also can make metallic interconnect guarantee the base of electric device is fixed on the decorative panel.Therefore, by quick and simple mode during assembling, only needs can be fixed on metallic interconnect and base on the decorative panel once going on foot;
-described other clamping apparatus comprises leg, and the free ora terminalis of described leg can be hooked on the tooth that protrudes from the chassis outer side face;
-described metallic interconnect is for being the single piece that 0.8 to 1 millimeter steel plate is made by a thickness, and;
-decorative panel is made by a thermoset plastic material.
Description of drawings
For understanding content of the present invention and execution mode thereof better, can be with reference to accompanying drawing, present invention is described with non-limiting way.
In the accompanying drawing:
-Fig. 1 is the part perspective section schematic diagram according to first embodiment of electric device of the present invention;
-Fig. 2 A is the fragmentary cross-sectional view of electric device shown in Fig. 1 at place, decorative panel one hole;
-Fig. 2 B is the detailed perspective of decorative panel shown in Fig. 2 A;
-Fig. 3 A is the fragmentary cross-sectional view according to another embodiment of electric device of the present invention;
-Fig. 3 B is the detailed perspective of decorative panel shown in Fig. 3 A;
-Fig. 4 is the part perspective diagram according to another embodiment of electric device of the present invention; And
-Fig. 5 is the profile according to Fig. 4 midplane A-A.
Embodiment
Fig. 1,2A, 2B, 3A and 3B show the electric device 100 that need be placed in (not shown) on the built-in box support, are a circuit breaker herein,
Described electric device 100 comprises a decorative panel 110, and described decorative panel has a rectangle central opening 110A, and described opening can make the user touch the initiate key (not shown) of electric device 100.
Preferably in the both sides of rectangle central opening 110A some through holes 111 are arranged by the molded described decorative panel 110 that forms of a thermosets, described hole can receive metal fixing 113, is fixed on the not shown support to guarantee it.
Herein, metal fixing 113 is screw (as Fig. 3 A), and each hole 111 of decorative panel 110 has axle to be the column part 111A of X, and the cylinder of each screw 113 can pass described column part.The column part 111A in each hole 111 can lead to front or front (as Fig. 3 A) of decorative panel 110 by being used to receive a toroidal part of 113 on each screw.
In addition, electric device 100 comprises the base 120 of at least one electric mechanism.Herein, has only an electric mechanism on the base 120, an i.e. breaker mechanism, but according to not shown other execution mode that goes out, can find out, on the base a pair of breaker mechanism can be arranged, or a single-socket mechanism, or a pair of socket mechanism that may link to each other with a circuit breaker (according to British Standard standard).
Base 120 comprises that an overall shape is the insulation material layer of parallelogram, and described material layer can receive the electric device of not shown electric mechanism.Described electric device comprises two electric connection line terminals---a line terminal and a neutral line terminal, reach an earth terminal, described earth terminal is used to make electric device 100 ground connection.
Base 120, especially its insulating barrier can be fixed on the back side of decorative panel 110.
As shown in the figure, electric device 100 also comprises a metallic interconnect 130, and described metallic interconnect can be electrically connected on the earth terminal 1.Described metallic interconnect 130 can make the metal fixing 113 of decorative panel 110 be electrically connected with the earth terminal 1 of base 120.
Herein, described metallic interconnect is as general as a U-shaped, is placed in as the U-shaped seat on the back side of base 120.For this reason, on the lateral surface 121 of base 120 insulating barriers, a groove 120A that can receive metallic interconnect 130 is arranged.One opening 130C is arranged on the end 130A of U type metallic interconnect 130, and described metallic interconnect can be set up with earth terminal by described opening and be connected.
The free end 131 of metallic interconnect 130 can engage in the hole 111 of decorative panel 110 so that and fixture 113---be the bar portion of screw 113 herein---and set up and electrically contact.
Special feature of optimizing according to electric device 100 according to the invention, the described free end 131 of metallic interconnect 130 comprises clamping apparatus 132, described clamping apparatus can be cooperated with the complementary clamping apparatus in the hole 111 that is assemblied in decorative panel 110, so that metallic interconnect 130 is connected on the described decorative panel 110.
Herein, each free end of metallic interconnect 130 is a leg shape 131, it is towards the corresponding support arm 130B bending of the U type that forms metallic interconnect 130, and its lateral surface 131A can be by the metal fixing 113 in the hole 111 that is bonded on decorative panel 110, sets up to electrically contact.
Each leg 131 of metallic interconnect 130 is cut with the tongue piece 132 as clamping apparatus in respective leg 131, the free margins 132A of described tongue piece can be resisted against on the tooth 112 in each hole of decorative panel 111.Each tongue piece 132 of cutting in respective leg 131 tilts, and protruding from the medial surface 131B of described leg, described medial surface is with to set up the described lateral surface 131A that electrically contacts relative with respective metal fixture 113.
In each hole 111 of decorative panel 110 a grooving 111B is arranged, described grooving is just above the described column part 111A in hole 111, it is by side mouth 111C, lead in the described column part 111A, described earnestly groove 111B can receive form described metallic interconnect 130 each leg 131 of free-ended leg 131. metallic interconnects 130 and be bonded on electrically contacting in the side mouth 111C that is based upon grooving 111B between respective metal fixture 113 cylinders in decorative panel 110 holes 111.
Especially, shown in Fig. 1,2A, 2B, 3A and 3B, described each grooving 111B, on the wall 111D relative with described side mouth 111C, one tooth 112 is arranged, described tooth has an area supported 112A, and described area supported extends perpendicular to the direction ground that the described free end 131 of metallic interconnect 130 inserts in the grooving 111B, and can be against the free margins 132A of the tongue piece 132 of the described free end 131 of living metallic interconnect 130.
On the one hand shown in Fig. 2 A and 2B, on the other hand shown in Fig. 3 A and 3B, according to the distance of tooth 112 with respect to the axle X of respective aperture 111, the tongue piece that cuts into 132 in metallic interconnect 130 each leg 131 tilts towards the respective inner 131B of leg 131 more or less.
Shown in Fig. 2 A and 2B, the gradient of tongue piece 132 can be very little, because the hook tooth 112 of described tongue piece 132 is near the column part 111A in the hole 111 of decorative panel 110, or shown in Fig. 3 A, 3B, described tongue piece tiltable gets more severe, to be resisted against apart from the tooth 112 in the farther grooving 111B of the axle X of the column part 111A of respective aperture 111.
Best, each leg 131 of metallic interconnect 130 also has another tongue piece 133, described tongue piece is cutting forming and inclination in described leg 131, to protrude from the lateral surface 131A of described leg 131, described lateral surface promptly refers to the relative face of face with the clamping tongue piece 132 that protrudes leg 131, described another tongue piece 133 has a free margins 133A, and described free margins can be cooperated with the respective fixation part 113 in being bonded on decorative panel 110 holes 111, to be fixed on the described decorative panel.
Advantageously, the described tongue piece that another cuts into 133 in metallic interconnect 130 each leg 131 can firmly be fixed on fixture in the respective aperture 111 of decorative panel 110 before it is fixed on respective holder.
As shown in the figure, on each side of metallic interconnect 130 each leg 131, some otch are arranged, when described otch can be in each leg inserts respective slot 111B, inject in the material of decorative panel 110.Like this, by metallic interconnect 130 being sticked into 110 li of decorative panels, strengthened connection.
Advantageously, the single piece of metallic interconnect 130 for making by about 0.8 to the 1 millimeter steel plate of a thickness.
As shown in the figure, metallic interconnect 130 comprises clamping apparatus, and described clamping apparatus can be cooperated with the complementary clamping apparatus on being located at base 120 lateral surfaces, described base 120 is fastened on the decorative panel 110 guaranteeing.
Therefore, advantageously, earlier metallic interconnect 130 is connected on the back side 121 of base 120 of electric device 100, again with it by being fixed on the decorative panel 110, so that base 120 is adjacent to the back side of decorative panel 110.
Do not need other fixture that base 120 is fixed on the decorative panel 110 fully.
According to first embodiment of the metallic interconnect shown in Fig. 1,2A, 2B, 3A and 3B 130, described clamping apparatus is positioned on the parallel leg 130B of U type.Described clamping apparatus is porose 134, and one side 134A in described hole can be hooked on the tooth 124 of the lateral surface 121 that protrudes from base 120.
According to another embodiment of metallic interconnect 130, the clamping apparatus of described metallic interconnect 130 is positioned at the bottom of U type.Described clamping apparatus especially comprises leg 134 ', and described leg is on the parallel edge of the part 130A of the bottom of the U type that forms metallic interconnect 130.Described leg 134 ' is roughly along the described part 130A of metallic interconnect 130, towards vertically extending with base 120 opposite external side faces, the free ora terminalis 134 ' A of described leg can be hooked on the tooth 124 ', described tooth is relative with the medial surface of the base 120 groove 120A that can receive metallic interconnect 130, and protrudes from the lateral surface 121 of described base 120.
Herein, on each parallel edge of the described part 130A of the bottom of the U type that forms metallic interconnect 130, be equipped with two legs 134 ', and correspondingly, on base 120, on each relative face of the base 120 groove 120A that receive metallic interconnect 130, be equipped with tooth 124 '.
The present invention is not limited in the execution mode that reaches description as shown in the figure fully, and those skilled in the art can implement various modification according to feature of the present invention fully.

Claims (11)

1. need be placed in the electric device on any bracket, comprise: a decorative panel (110), described decorative panel are equipped with the hole (111) that can receive metal fixing (113), and described metal fixing can be guaranteed described decorative panel is connected on the described support; One base (120) of at least one electric mechanism, described base includes an earth terminal; An and metallic interconnect (130), described metallic interconnect is electrically connected with described earth terminal, and described metallic interconnect has free end (131), and described free end (131) is bonded in the hole (111) of described decorative panel (110), electrically contact so that set up with described fixture (113)
It is characterized in that, each free end (131) of described metallic interconnect (130) comprises clamping apparatus (132), described clamping apparatus is suitable for the first complementary clamping apparatus interior with being provided in described hole (111) cooperates mutually, so that described metallic interconnect (130) is fixed on the described decorative panel (110).
2. electric device according to claim 1 (100) is characterized in that, the first complementary clamping apparatus is one first tooth (112); And, each free end (131) of described metallic interconnect (130) comprises the tongue piece (132) as clamping apparatus, and the free margins of described tongue piece (132A) can abut against described first tooth (112) that is provided in each hole (111) of described decorative panel (110).
3. electric device according to claim 2 (100) is characterized in that, each free end of described metallic interconnect (130) is the shape of a leg (131), and its lateral surface (131A) is used for setting up with a metal fixing (113) and electrically contacts; And the described tongue piece that cuts into (132) in the described leg (131) tilts, so that protrude from the medial surface (131B) of described leg, described medial surface (131B) is relative with described lateral surface (131A).
4. electric device according to claim 3 (100), it is characterized in that, each leg (131) of described metallic interconnect (130) also comprises the tongue piece that cuts into (133) of another inclination, so that it protrudes from the lateral surface (131A) of described leg, described another tongue piece (133) has a free margins (133A), described free margins can be cooperated with the respective fixation part (113) in being bonded on described hole (111), so that hold it in the described hole.
5. electric device according to claim 3 (100) is characterized in that, described each hole (111) of described decorative panel (110) comprising: one is the cylindrical part of X (111A), and a fixture (113) passes from described column part; An and grooving (111B), described column part (111A) in described grooving interlock, and providing a side mouth (111C) to lead in the described column part (111A), described grooving (111B) receives described metallic interconnect (130) the one free-ended legs (131) of described formation.
6. electric device according to claim 5 (100), it is characterized in that, described each grooving (111B) has described first tooth (112) on a wall (111D) relative with described side mouth (111C), described tooth has an area supported (112A), described area supported extends perpendicular to the direction ground that described free end inserts in the described grooving, and is used for admitting against ground the free margins (132A) of described free-ended tongue piece (132).
7. each described electric device (100) in requiring according to aforesaid right, it is characterized in that, described metallic interconnect (130) comprises other clamping apparatus, and described clamping apparatus is cooperated with the second complementary clamping apparatus of the lateral surface that is provided in described base (120) (121).
8. electric device according to claim 7 (100) is characterized in that, the described second complementary clamping apparatus is one second tooth (124); And described other clamping apparatus comprises hole (134), and its edge (134A) is used for hook and one and protrude from of described base (120) lateral surface (121) and state second tooth (124).
9. electric device according to claim 7 (100) is characterized in that, the described second complementary clamping apparatus is one second tooth (124 '); Described other clamping apparatus comprises leg (134 '), and the free ora terminalis of described leg (134 ' A) is used for hook and described second tooth (124 ') that protrudes from described base (120) lateral surface (121).
10. require each described electric device (100) in 1 to 6 according to aforesaid right, it is characterized in that, described metallic interconnect is for by a thickness being the single piece that 0.8 to 1 millimeter steel plate is implemented to form.
11. require each described electric device (100) in 1 to 6 according to aforesaid right, it is characterized in that described decorative panel is made by a thermoset plastic material.
CNB2004100078924A 2003-03-03 2004-03-03 Electric appliance with metal grounding connecting plate Expired - Fee Related CN100486402C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0302555A FR2852153B1 (en) 2003-03-03 2003-03-03 ELECTRICAL EQUIPMENT WITH EARTH CONNECTION METAL BARRIER
FR0302555 2003-03-03

Publications (2)

Publication Number Publication Date
CN1527658A CN1527658A (en) 2004-09-08
CN100486402C true CN100486402C (en) 2009-05-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100078924A Expired - Fee Related CN100486402C (en) 2003-03-03 2004-03-03 Electric appliance with metal grounding connecting plate

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CN (1) CN100486402C (en)
FR (1) FR2852153B1 (en)
GB (1) GB2400502B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9554965B2 (en) 2008-10-14 2017-01-31 Ferton Holding Sa Device for introducing shock waves into a living body and use thereof
FR2975221B1 (en) * 2011-05-11 2014-03-28 Legrand France EQUIPOTENTIAL WALL ELECTRICAL EQUIPMENT
FR3020518B1 (en) * 2014-04-28 2017-12-29 Legrand France ELECTRICAL EQUIPMENT MODULE TO BE CLOSED IN AN ELECTRIC BOX

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203638A (en) * 1978-10-10 1980-05-20 Eagle Electric Mfg. Co., Inc. Electrical receptacle and grounding strip therefor
US4375307A (en) * 1981-03-30 1983-03-01 General Electric Company Grounding receptacle with low resistance ground
GB2281450A (en) * 1993-08-27 1995-03-01 Contactum Ltd Earthing strap for a electrical assembly
US5484309A (en) * 1994-10-31 1996-01-16 Hubbell Incorporated Electrical receptacle assembly with interference fitting and latching parts
CN2383226Y (en) * 1999-07-30 2000-06-14 富士康(昆山)电脑接插件有限公司 Socket connector
CN2473777Y (en) * 2001-03-20 2002-01-23 王明山 Improved wall type plug

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB661611A (en) * 1949-05-11 1951-11-21 George H Scholes & Company Ltd Improvements relating to three pin socket electrical connectors
NL103148C (en) * 1958-05-13
US3310770A (en) * 1964-10-05 1967-03-21 Sierra Electric Corp Electrical receptacle with strap interlock
US3688239A (en) * 1971-03-03 1972-08-29 Hubbell Inc Harvey Electrical device having an improved mounting strap
US4854885A (en) * 1987-02-03 1989-08-08 Slater Electric Inc. Electrical outlet receptacle with non-metallic mounting strap and automatic grounding
NZ247121A (en) * 1993-03-11 1996-12-20 Pdl Holdings Ltd Electrical outlet with earth strap in aperture for fixing screw
US5967815A (en) * 1998-03-19 1999-10-19 Marc A. Schlessinger Variable orientation switching type electrical receptacle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203638A (en) * 1978-10-10 1980-05-20 Eagle Electric Mfg. Co., Inc. Electrical receptacle and grounding strip therefor
US4375307A (en) * 1981-03-30 1983-03-01 General Electric Company Grounding receptacle with low resistance ground
GB2281450A (en) * 1993-08-27 1995-03-01 Contactum Ltd Earthing strap for a electrical assembly
US5484309A (en) * 1994-10-31 1996-01-16 Hubbell Incorporated Electrical receptacle assembly with interference fitting and latching parts
CN2383226Y (en) * 1999-07-30 2000-06-14 富士康(昆山)电脑接插件有限公司 Socket connector
CN2473777Y (en) * 2001-03-20 2002-01-23 王明山 Improved wall type plug

Also Published As

Publication number Publication date
GB2400502B (en) 2006-01-04
GB0404786D0 (en) 2004-04-07
FR2852153A1 (en) 2004-09-10
CN1527658A (en) 2004-09-08
FR2852153B1 (en) 2005-05-27
GB2400502A (en) 2004-10-13

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Granted publication date: 20090506

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