CN105164858A - Electrical housing equipped with connection lever - Google Patents
Electrical housing equipped with connection lever Download PDFInfo
- Publication number
- CN105164858A CN105164858A CN201480024101.0A CN201480024101A CN105164858A CN 105164858 A CN105164858 A CN 105164858A CN 201480024101 A CN201480024101 A CN 201480024101A CN 105164858 A CN105164858 A CN 105164858A
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- CN
- China
- Prior art keywords
- electrical box
- outside terminal
- bar
- insulation body
- electrical
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
- H01R4/242—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members being plates having a single slot
- H01R4/2425—Flat plates, e.g. multi-layered flat plates
- H01R4/2429—Flat plates, e.g. multi-layered flat plates mounted in an insulating base
- H01R4/2433—Flat plates, e.g. multi-layered flat plates mounted in an insulating base one part of the base being movable to push the cable into the slot
Abstract
The invention concerns an electrical housing (1) comprising an insulating body (10) that comprises a lateral wall (11) closed at the back by a bottom wall (12) to delimit an internal volume for receiving at least one electrical apparatus mechanism. According to the invention, the electrical housing also comprises: - at least one electrical connection element (30, 40) fixed to said insulating body and comprising a first terminal that is accessible from said internal volume for connecting said electrical apparatus mechanism, and an external terminal (32, 42) that is located outside the insulating body for connecting an electrical conductor (3, 4), and - a lever (60, 70) for connecting and/or disconnecting the electrical conductor to/from the external terminal, which is movably mounted about a pivot axis transverse to said bottom wall.
Description
Technical field
Present invention relates in general to the installation by adhering of electric equipment in various wall.
The invention particularly relates to a kind of electrical box, it comprises the insulation body with sidewall, and this sidewall is closed by rear wall in the wings, to be defined for the internal volume (volume, space) receiving at least one electrical switchgear mechanism.
A particularly advantageous application of the present invention is to provide the electrical box for embedding installation in hollow partition, this electrical box for receiving various equipment mechanism, such as on/off switch, bidirectional switch, dimmer switch, supply socket, network connector (RJ45), telephone socket (RJ11), indicator light or detector (for detecting cigarette, flood, temperature, motion or light).
Background technology
Usually, the body of electrical box comprises the internal restraint device for permanent plant supporting member, and comprises the external fastening devices for being fastened on wall.This equipment supporting member makes it possible to the equipment mechanism installing any type in the internal volume of the body of electrical box, is snapped on equipment supporting member only by by this equipment mechanism.
In addition, usually, the body of known electrical box comprises at its rear portion and punctures film, and this punctures film and makes it possible to local and open the wall portion of body thus make to be inserted therein portion's volume for the necessary electric conductor of equipment mechanism work be assemblied on equipment supporting member.
The body of electrical box has standardized size.
Therefore, the body for embedding the circular electrical box of installation has the diameter of 68 millimeters (mm) and the degree of depth of 40mm according to the first standard.
Therefore, the internal volume of the body of this electrical box is little, this is not only not easy to hold the equipment mechanism be arranged on equipment supporting member, and with the end making them be connected to the electric conductor of equipment mechanism in the internal volume being not easy to hold the body being drawn into electrical box, this is especially owing to needing between equipment mechanism and the rear wall of electrical box by the hardness of the electric conductor of bending.
In addition, this internal volume limits any possible development of electric equipment, and electric equipment is prevented from integrated any function that may need due to its limited size.
Therefore, the solution at present for holding large volume electric equipment comprises provides two electrical box side by side, and between these two electrical box sharing functionality.
But, this solution cost known high and be difficult to realize.
Summary of the invention
For making up the above-mentioned shortcoming of prior art, the invention provides a kind of electrical box of novelty, it does not need to make equipment mechanism be connected to local electrical network and is inserted into by electric conductor in the internal volume of the body of electrical box.
More specifically, the present invention propose as in introduction the electrical box that defines, wherein, be provided with:
-at least one electrical connector, this electrical connector is fastened to described insulation body and comprises the first terminal (binding post) and outside terminal, this the first terminal can from described internal volume close to (operation, access) for the described electrical switchgear mechanism of connection, this outside terminal is positioned at this insulation portion outside for the electric conductor connected; And
– for the connection that makes electric conductor be connected with outside terminal and/or to disconnect and/or trip arm, this bar be pivotably mounted on rear wall below with around a pivot axis, this pivot axis extends transverse to described rear wall.
Therefore, by the present invention, electric conductor is connected to the outside of the body of electrical box, and they do not enter the inside of described electrical box, makes the whole internal volume of described body can be used for holding large volume electric equipment.
In addition, wiring operations becomes more easily to be implemented, because they no longer carry out in the inner side of body or next-door neighbour inner side, but on the contrary, carries out in the outside of body.
In addition, can also carry out without effort, and each electric conductor is connected to outside terminal by means of the bar that is exclusively used in it.
Multiple advantage is also provided relative to the orientation of the pivot axis of the bar of the rear wall horizontal expansion (namely vertical with described box or tilt about described box) of the body of electrical box.
First advantage is that this bar can have little thickness, and it be subject to be all arranged in for the bending power connected or disconnect electric conductor the plane being parallel to box body rear wall.Like this, the gross thickness due to electrical box is standardized and therefore limited, and the existence of bar at box body rear portion only slightly lower the internal volume of box body.
Second advantage is, because the thickness of bar is little, it can be made to have large length, to increase lever arm.Therefore, in the operating process connected or disconnect electric conductor, the power that is applied on bar is less, and this makes operation easier.
3rd advantage is, in connection or opening operation process, bar is positioned at the side of electric conductor, makes electric conductor visible, so that user can visually control connection state.
Advantageously, described sidewall extends around medial axis, and described pivot axis has angle of inclination relative to described medial axis, and this angle of inclination is in the scope of 0 to 30 degree.
In fact, pivot axis is perpendicular to the regional area of rear wall, and pivot axis is through this regional area and this regional area carries described bar.
Electrical box of the present invention has favourable and nonrestrictive further feature, as follows:
Described outside terminal has the end edge of split (fluting) puncturing insulator, described bar comprises pressing part, and this pressing part is suitable for by making described bar be pressed against in the end edge of splitting of described outside terminal around described pivot axis by described electric conductor;
Described bar comprises drive part, this drive part can by user close to and there is at least one region, this zone location becomes and the distance of pivot axis is more than or equal to distance between described pressing part and described pivot axis;
Described outside terminal bends with the circular arc centered on described pivot axis;
Described bar defines the penetrating via for described electric conductor, and comprises the holding device for being remained on by described electric conductor in described penetrating via;
Described bar can wherein described penetrating via and described outside terminal disengaged position spaced apart and wherein said outside terminal part ground through described penetrating via bonding station move, this insulation body comprises the locking system for described bar being locked at its bonding station;
Insulation body comprises lug, and described bar is bonded on this lug, thus is mounted to around pivot axis, and this lug is split (separating) by groove, and described electric conductor is through this groove;
Described groove opens (enlarging) at least one end;
Be provided with two electrical connecting elements and two bars, for the outside terminal two electric conductors being connected to these two electrical connecting elements;
Be provided with: the connector being fastened to described insulation body, this connector comprises the first terminal and outside terminal, this the first terminal can be close for the described electrical switchgear mechanism of connection from described internal volume, and this outside terminal is positioned at described insulation portion outside for connection the 3rd electric conductor; Cover cap, this cover cap be pivotably mounted on this insulation body below with pivotable between the open position of outside terminal not covering described electrical connecting element and described connector and the off-position covering described outside terminal;
Described cover cap and described bar cooperatively interact to form false rear wall, and the rear wall of this vacation is superimposed upon after the rear wall of insulation body;
In its off-position, cover cap coordinates the path of the end pieces being defined for cable wiring sheath with insulation body; And
Described cover cap comprises pressing part, and this pressing part is suitable for by making cover cap tilt from its open position to its off-position and is pressed against the outside terminal of described connector by the 3rd electric conductor.
Accompanying drawing explanation
By the description of non-limiting example provided with reference to the accompanying drawings, be appreciated that and what the present invention includes and how to realize.
In the accompanying drawings:
-Fig. 1 is the schematic rear perspective view of electrical box of the present invention, comprising with the cover cap shown in expanded position and two bars;
-Fig. 2 is the view similar with Fig. 1, and wherein said bar is in its bonding station;
-Fig. 3 is the schematic exploded rear perspective of the insulation body of the electrical box of Fig. 1, Connection Element and bar;
-Fig. 4 be the insulation body of the electrical box of Fig. 3, Connection Element and bar schematically and the rear perspective of having assembled;
-Fig. 5 is the rearview of the body of the electrical box of Fig. 3, Connection Element and bar, and wherein said bar is illustrated in its expanded position;
-Fig. 6 is the view being similar to Fig. 5, and wherein said bar is illustrated in its bonding station; With
-Fig. 7 and 8 is rearviews of the electrical box of Fig. 1, and wherein said bar is illustrated in it respectively and launches and bonding station.
Embodiment
Need to use electrical box in wall-mounting of electrical equipment mechanism.Electrical switchgear mechanism is not only fastened on wall by such electrical box, and protects this electrical switchgear mechanism.
Fig. 1 to 8 shows for embedding this electrical box 1 being arranged on and being formed in the cavity of wall surface.
In this embodiment, electrical box 1 is the type for embedding installation in hollow partition.
In this respect, can be observed, in a known way, this hollow partition is made up of metal framework (being formed by vertical pillars and horizontal rail) and the plasterboard on being arranged in two faces of metal framework at least one face usually.
Therefore, the cavity formed in this hollow partition is only formed by circular open, and this circular open utilizes crown saw to be formed in a plasterboard wherein.
In this manual, term " front " and " afterwards " use relative to the direction of the electrical box in circular open towards setter.In the embodiment illustrated, term " front " and " afterwards " difference index plane are to the position of electrical box setter with towards the position after circular open.
As more specifically illustrated in Fig. 1 and 3, electrical box 1 comprises insulation body 10, and this insulation body has the shape of substantial cylindrical in the present embodiment, but it can certainly have the shape of other shape, particularly rectangular parallelepiped protrusion part.
This insulation body 10 comprises and becomes columnar sidewall 11 around axis A1, and this sidewall is closed by rear wall 12 later, and towards opening above.
In the present embodiment, rear wall 12 is plane and circle.It extends in the mid-plane P1 being orthogonal to axis A1.
Rear wall 12 has flange 17, and this flange is given prominence to from the rear surface of this rear wall, across only the part (being defined between the circular edge of rear wall and the string of circular arc) on the surface of this rear wall.Therefore this flange has the convex surface extended that to align with sidewall 11, and faces the plane of axis A1.
As shown in figs. 1 and 3, in order to be fastened in the cavity that formed in wall surface, insulation body 10 comprises periphery flange 13, and this periphery flange defines the leading edge of its sidewall 11 in outside, and is suitable for the front surface against plasterboard around circular open is whole.Therefore, this periphery flange 13 makes the insulation body 10 that can keep electrical box 1 make it can not move backward in circular open.
In order to keep it not travel forward, insulation body 10 comprises hook 18.In the present embodiment, hook 18 comprises two flexible auricle 18A, and they cut out in the sidewall 11 of insulation body 10, and each flexible auricle carries ratchet (snapper teeth) 18B on its outer surface.
These two flexible auricle 18A are positioned to about axis A1 diametrically, and they are from the leading edge of the sidewall 11 of insulation body 10 towards longitudinal extension below.Each flexible auricle 18A has the shape of rectangle, and this rectangle has three edge and the 4th edges freely, the back edge in the 4th edge and the present embodiment, and it is connected to the sidewall 11 of insulation body 10, thus forms hinge.
Each ratchet 18B is positioned adjacent to the leading edge of respective flexible auricle 18A.Each ratchet 18B has front surface and rear surface, this front surface is plane, be suitable for being hooked on the rear surface of corresponding plasterboard perpendicular to axis A1, this rear surface tilts relative to axis A1 and forms slope, and described slope makes flexible auricle 18A can work as inside strain when insulation body 10 is bonded in the circular open that is formed in plasterboard.
For being locked at by electrical switchgear mechanism in its insulation body 10, electrical box 1 comprises fastener, and in the present embodiment, fastener is the form of two rectangular channels 19 cut out in the sidewall 11 of insulation body 10.
These two rectangular channels 19 relative to axis A1 diametrically.They are parallel to periphery flange 13 and extend, and make to be arranged on corresponding buckle fastener energy hook on electrical switchgear mechanism thereon.
In addition, be also order of the present invention, electrical box 1 comprises for making the wiring of electrical switchgear mechanism and local power grid become easier device.
As shown in Figure 1, in the present embodiment, local power grid can by means of three electric conductors-specifically three wires, i.e. live wire 3, zero line 4 and ground wire 5-access, and these electric conductors are drawn from cable wiring sheath 110 inside.
Therefore, according to particularly advantageous characteristic of the present invention, electrical box 1 comprises:
At least one electrical connecting element 30, this electrical connecting element be fastened on insulation body 10 on and comprise the first terminal 31 (see Fig. 4) and outside terminal 32 (see Fig. 3), this the first terminal can be close for connection electrical switchgear mechanism from the inside of insulation body 10, and this outside terminal is positioned at the outside of insulation body 10 for one of them electric wire 3 of connection; And
The connection being connected with outside terminal 32 for making electric conductor 3,4/disconnecting and/or trip arm 60, this bar be pivotally mounted on rear wall 12 below with around pivot axis A6 pivotable, described pivot axis is about the horizontal expansion of described rear wall 12.
More accurately, in the present embodiment, as mentioned above, be provided with two electrical connecting elements, be respectively live wire connector 30 and Zero line connector 40, for connecting live wire 3 and zero line 4.Also be provided with two bars 60,70, each bar associates with in Zero line connector 40 with live wire connector 30.
In addition, in the present embodiment, another electrical connecting element difform is set, is called ground wire connector 50, for connecting ground wire 5.Also be provided with cover cap 80, this cover cap is tiltably arranged on after insulation body 10, is connected on ground wire connector 50 by ground wire 5 so that easier.
This three connectors-namely live wire connector 30, Zero line connector 40 and ground wire connector 50-make it possible to, by three electric wires-namely live wire 3, zero line 4 and ground wire 5-be connected to after electrical box 1, are provided to the path of local power grid to make the first terminal of each connector for electric equipment in the insulation body 10 of electrical box 1.
As shown in Figure 3, in the present embodiment, in order to can via inside close to the first terminal, insulation body 10 has three openings 23,24,25 in its rear wall 12, i.e. two side openings 23,24 of central opening 25 and its both sides.
Central opening 25 is circular, and is configured to receive and securely wiring connector 50.Side opening 23,24 is the circular arc centered by axis A1, and is arranged respectively to make live wire connector 30 and Zero line connector 40 can be close from the internal volume of insulation body 10.
In the present embodiment, live wire connector 30 and Zero line connector 40 are identical, and they are positioned on the rear wall 12 of insulation body 10 symmetrically.
Therefore, below with reference to Fig. 3, live wire connector 30 is only described.
In the present embodiment, live wire connector 30 is insulation puncture connectors, and it makes likely directly to connect live wire 3, avoids the needs for live wire described in strip off in advance.
As described when specification starts, in a modification, connector can be different type.
In the present embodiment, live wire connector 30 is formed as single parts (single piece), and it is obtained by cutting and bending metal band (being made up of brass in the present embodiment).
Therefore, live wire connector 30 is formed as having the middle body 34 being bent into W shape.
This middle body 34 extends Part I 31 in side, and this Part I equals the diameter of the side opening 23,24 be formed in the rear wall 12 of insulation body 11 circular arc with diameter bends.This first sweep is placed into through in side opening 23,24, and therefore forms the first terminal 31 (electrical switchgear mechanism held in electrical box 1 can be connected to this first terminal) of live wire connector 30.
Middle body 34 extends Part II 32 at opposite side, and this Part II bends with the circular arc around pivot axis A6.This second sweep forms the outside terminal 32 (live wire 3 can be connected to this outside terminal) of live wire connector 30.
The end edge of outside terminal 32 has the groove 33 of opening, and this groove makes this outside terminal energy insulation-piercing part.More accurately, this groove 33 has V-arrangement opening, and this opening is with two lateral edges, and these lateral edges are sharp to cut the insulating sleeve of live wire 3.The end wall of groove 33 is the rectangle with two straight edges, and these two straight edges are also sharp and are suitable for contacting with the conductive cores of live wire 3, to set up the connection between the first terminal 31 and live wire 3.
As shown in Figure 1, the live wire connector 30 passed in order to the side opening 23,24 kept from the rear wall 12 being formed in insulation body 10 and Zero line connector 40, the present embodiment is provided with back casing 90, and this back casing entirety is the shape of a hoof.
Therefore, back casing 90 has Liang Ge branch, and this Liang Ge branch is hollow and towards open to receive live wire connector 30 and Zero line connector 40 above.
The inner side of back casing 90 is equipped with the locking rib (not shown) for locking live wire connector 30 and Zero line connector 40.The fixture for being fixed on insulation body 10 is also equipped with outside this, this fixture is the form (not shown) of sheet of picking up the ears in the present embodiment, and it is adapted to be snap-fit from the outstanding buckle connecting plate 21 in the rear surface of the rear wall 12 of insulation body 10 (see Fig. 3).
For guaranteeing the good maintenance of live wire connector 30 and Zero line connector 40, particularly when connecting live wire 3 and zero line 4, be provided with from the outstanding backstop 22 (see Fig. 3 to 6) in the rear surface of the rear wall 12 of insulation body 10.Backstop 22 is located so that the middle body 34 of live wire connector 30 and Zero line connector 40 when being applied to the end edge of outside terminal 32,42 of connector effectively against it.
As shown in Figure 1, two bars 60,70 are relative to each other symmetrical.Therefore referring to Fig. 3, the bar 60 for live wire 3 being connected to live wire connector 30 is only described.
Bar 60 comprises the substrate 65 of plate form, and this plate, about pivot axis A6 radial extent, has the front surface of the rear surface of the rear wall 12 against insulation body 10.
In order to be mounted to around the free pivotable of pivot axis A6, bar 60 comprises the collar 66 of the one end being fastened on substrate 65.
Insulation body 10 correspondingly comprises the lug 15 that the rear surface along pivot axis A6 from rear wall 12 is given prominence to, and the collar 66 of bar 60 is bonded on described lug.
For this reason, the outer surface of lug 15 and the inner surface of the collar 66 have around pivot axis A6 and the cylindrical shape of equal diameters (ignoring the working clearance).
In order to keep bar 60 against the rear surface of rear wall 12 of insulation body 10, lug 15 has two ratchet 15A diametrically in its end edge, and they are suitable for being hooked in the collar 66 groove 66C being below arranged on bar 60 for this purpose.
In the present embodiment, bar 60 is arranged in this live wire 3 of locking before live wire 3 is connected to live wire connector 30 and is connected at live wire in the process of live wire connector 30 and keeps this live wire afterwards.
For this reason, from its rear surface highlightedly, substrate 65 comprises the first bending plug-in unit 67 and the second plug-in unit 68 of plane, and this first plug-in unit defines the collar 66 and separates little distance with the described collar, and this second plug-in unit is positioned at the centre position along substrate 65.Each of these two plug-in units 67,68 has open U-lag 67A, 68A in its rear rim.
The collar 66 also has open U-lag 66A in its rear rim, and this groove aligns with the groove of two plug-in units 67,68, thus coordinates the penetrating via 61 being defined for live wire 3 with them.
The collar 66 also has open recess 66B in its rear rim, and this recess and groove 66A diametrically relative, and have the width larger than the width of groove 66A, thus avoids interfering with live wire 3.
Like this, as shown in Figure 1, live wire 3 can freely and laterally be bonded in the penetrating via 61 limited by three grooves 66A, 67A, 68A.
Therefore holding device 64 arranges and is used for live wire 3 to remain in penetrating via 61.In the present embodiment, as shown in Figure 3, holding device comprises from two outstanding teeth 64 of two edges of the groove 68A of the second plug-in unit 68, and these teeth are suitable for being hooked on the insulating sleeve of live wire 3.
As shown in Figure 1, live wire 3 is arranged to engage and is then locked on bar 60, and its position is the collar 66 through described bar 60.
Lug 15-bar 60 is buckled on this lug-laterally disconnect making live wire 3 by (see Fig. 3) by groove 16.
Groove 16 opens at its two ends so that curve form distortion (see Fig. 7 and 8) when making live wire 3 can work as bar 60 pivotable, thus described pivotable can not produce break corner on live wire 3.
Like this, bar 60 can move between disengaged position (see Fig. 1 and 7) and bonding station (see Fig. 2 and 8), in described disengaged position, through-out pathway 61 and live wire 3 are positioned at the outside terminal 32 of live wire connector 30 at a distance of a distance, in described bonding station, outside terminal 32 is partially across penetrating via 61 and can therefore be connected on live wire 3.
Therefore, bar 60 is suitable for by making bar 60 promote live wire 3 towards its bonding station pivotable between the sharp edges of the V-arrangement opening of the outside terminal 32 of live wire connector 30, therefore causes its insulating sleeve cut and its conductive cores is connected to live wire connector 30.
As mentioned above, the outside terminal 32 of live wire connector 30 bends with the circular arc around pivot axis A6.In the present embodiment, its bending diameter is between the diameter of the collar 66 and the diameter of the first plug-in unit 67.Therefore, when bar 60 is pulled to its bonding station, the outside terminal 32 of live wire connector 30 is bonded between the collar 66 and the first plug-in unit 67.
Therefore the substrate 65 of bar 60 is partly interrupted between the collar 66 and the first plug-in unit 67, thus allows the outside terminal 32 of live wire connector 30 to pass through.
The curve of the outside terminal 32 of live wire connector 30 makes to guarantee during the whole stroke of bar 60, and the region that the wherein live wire 3 of outside terminal 32 is engaged keeps the direction at a right angle relative to live wire 3.Like this, the insulating sleeve of live wire 3 is not only correctly cut when live wire joins outside terminal 32 to, and can not be pulled off subsequently.
As shown in Figure 3 and 7, be arranged on one of the edge of each groove 66A, the 67A in the collar 66 and the first plug-in unit 67 to make to promote live wire 3 against the outside terminal 32 of live wire connector 30 when bar 60 is pushed into its bonding station.These edges form " pressing part 62 ".
As shown in Figure 3, insulation body 10 comprises the locking system 14 for bar 60 being locked at its bonding station, and this locking system makes to maintain the connection of setting up between live wire 3 and live wire connector 30.In the present embodiment, locking system is the form of latching 14, and this latching is vertically given prominence to from the rear surface of the rear wall 12 of insulation body 10.
In the inside edge (edge towards axis A1) of its substrate 65 concavely, bar 60 correspondingly comprises otch 69, and this otch is suitable for laterally being bonded on latching 64 when bar 60 arrives its bonding station.Otch 69 both had open so that the opening that more easily docks with latching 14, there is again narrowed width and be snapped into latching 14 upper shed to allow bar 60.
As shown in Figure 3, insulation body 10 also comprise stop device 26, bar 60 at its disengaged position against this stop device.In the present embodiment, stop device is the form of latching 26, and this latching is vertically given prominence to from the rear surface of rear wall 12 of insulation body 10, and bar 60 when arriving disengaged position against this latching 26 (see Fig. 7).
In addition, bar 60 comprises drive part 63, and user can be driven to relative position to make bar 60 from one or the other its joint or disengaged position close to this drive part.
Drive part 63 extends from the outer ledge of substrate 65 and forms protuberance.The shape of this protuberance will be described below.
The free end (end away from the collar 66) of drive part 63 is with pivot axis A6 at a distance of a distance, and this distance is more than or equal to the distance between outside terminal 32 and pivot axis A6.This distance is preferably strictly greater than the distance between outside terminal 32 and pivot axis A6.Like this, when user applies power on the free end of drive part 63, this power is increased by lever arm effect, therefore, it is possible to by applying little power and make live wire 3 be connected to outside terminal 32 on drive part 63.
Ground wire connector 50 shown in Fig. 1 self is not a part for object of the present invention, therefore will be not described in detail.
It comprises the tubular portion (not shown) of splitting, this tubular portion is buckled in the central opening 25 in the rear wall 12 being formed at insulation body 10, it also comprises fin 52, and this fin extends from tubular portion and projects through the crack formed back casing 90.
The tubular portion of ground wire connector 50 forms the first terminal, and the electric equipment held in electrical box can be connected on this first terminal, and fin forms outside terminal 52, and ground wire 5 can be connected on this outside terminal.
As shown in fig. 1, the end edge of fin 52 has the crack shape identical with the shape of Zero line connector 40 with live wire connector 30, and this crack makes can insulation-piercing body.
In FIG, should observe, between two branch, back casing 90 defines a kind of skewed slot, and ground wire 5 can be directed to the end edge of the outside terminal 52 of ground wire connector 50 by this skewed slot.
As illustrated in fig. 1 and 2, cover cap 80 is tiltably arranged on the rear portion of insulation body 10 to tilt between open and closed positions, at open position, this cover cap makes the outside terminal 32,42,52 of live wire connector 30, Zero line connector 40 and ground wire connector 50 expose, in off-position, this cover cap covers outside terminal 32,42,52 to make itself and exterior insulation.
Therefore cover cap 80 can protect wherein phase line 3, zero line 4 and ground wire 5 to be connected to the region of outside terminal 32,42,52.
Cover cap 80 has the shape of dish 81 usually, and this dish is suitable for the rear surface of the rear wall 12 covering insulation body 10, and is defined by the circumferential edge 82 being suitable for aliging with the sidewall 11 of insulation body 10 and edge 17 above.
Three otch 84,85,86 that circumferential edge 82 has flat sides 83 and is recessed at its leading edge, this flattened side is arranged to place against the plane surface at the edge 17 of insulation body 10.
In order to be tilted to be installed to after insulation body 10, the circumferential edge 82 of cover cap 80 has from two outstanding hook (not shown)s of the outer surface of its flat sides 83.Insulation body 10 correspondingly there are two recesses 28 (see Fig. 3) in its edge 17 recessed and two coaxial and extend through the latching 29 of these two recesses 28.Therefore the hook of cover cap 80 is buckled on coaxial latching 29, thus cover cap can be tilted perpendicular to the axis of axis A1 around one at the rear portion of insulation body 10.
Insulation body 10 also comprises the locking system 27 for cover cap 80 being locked at its off-position.As shown in Figure 1, in the present embodiment, locking system 27 is formed by the groove in the outer surface of the sidewall 11 of recessed insulation body 10, and the rib (not shown) outstanding from the inner surface of the circumferential edge 82 of cover cap 80 can be snapped into this groove.
As illustrated in fig. 1 and 2, the inner surface of cover cap 80 is with cooperatively interacting the ribs forming grid and the pressing rib 87 extended along its length and perpendicular to this flat sides from the flat sides 83 of circumferential edge 82.
Pressing rib 87 is positioned to when cover cap 80 is depressed into its off-position, and this pressing ribbed joint between the sharp edges of the V-arrangement opening of the outside terminal 52 of ground wire connector 50, and does not contact described sharp edges.
Therefore, pressing rib 87 is suitable for by closing cover cap 80 and promote ground wire 5 between sharp edges, thus causes cut and its conductive cores of its insulating sleeve to be connected to ground wire connector 50.
Two otch 84,85 be arranged in the circumferential edge 82 of cover cap 80 make when bar 60,70 is pushed into its bonding station and can hold bar 60,70 when cover cap 80 is brought into its off-position.
In this position, only the drive part 63,73 of bar 60,70 exposes from cover cap 80.Therefore this drive part 63,73 has such shape, that is, this shape makes electrical box 1 in this position have the shape meeting the second standard, and its external diameter is 79 millimeters (mm) and the degree of depth is 50mm.
In a closed position, in order to avoid cover cap 80 flattens live wire 3, zero line 4 and ground wire 5, three cuts 86 and the insulation body 10 of cover cap 80 coordinate to be defined for the path of the end pieces 100 of the end being arranged on cable wiring sheath 110.
In the present embodiment, the cable wiring sheath 110 considered is the bellowss be made up of duroplasts.
As illustrated in fig. 1 and 2, end pieces 100 is made up of flexiplast.It has tubular form, wherein a part of circular cross-section is bonded on the end of cable wiring sheath 110, and an end has taper and the cross section flattened, outwards to open via the elongated opening of size corresponding to the via dimensions be limited between cover cap 80 and insulation body 10.
In the present embodiment, end pieces 100 has at the recessed circumferential slot 101 of its outer surface, this groove is designed to be assemblied on the edge of the path limited between cover cap 80 and insulation body 10, therefore causes end pieces 100 by locking still between the two elements when cover cap 80 is in its off-position.
Therefore electrical box 1 is arranged in the circular open formed in the plasterboard of hollow partition as follows.
First, by accommodation three electric wires-namely live wire 3, zero line 4 and ground wire 5-cable wiring sheath 110 to move the outside of hollow partition to through circular open.
Then, setter joins end pieces 100 end of cable wiring sheath 110 to, wherein makes this three electric wires-namely live wire 3, zero line 4 and ground wire 5-through end pieces 100 carefully.
Then setter opens the bar 60,70 of cover cap 80 and electrical box 100, to expose the outside terminal of live wire connector 30, Zero line connector 40 and ground wire connector 50.
Then, live wire 3 and zero line 4 are bonded in the pipeline 61 limited by bar 60,70 by setter, and are bonded on by ground wire 50 in the skewed slot limited by back casing 90.
Then; setter catch bar 60,70, simultaneously visually guarantees that live wire 3 and zero line 4 correctly connect this live wire connector 30 and Zero line connector 40 by between the sharp edges that is inserted in the V-arrangement opening of the outside terminal 32,42 of live wire connector 30 and Zero line connector 40.
Then, setter closedown cover cap 80, makes the pressing rib 87 be arranged on before cover cap 80 force insulating sleeve cut and ground wire 5 is connected to ground wire connector 50.
Then, the electrical box 1 being thus connected local power grid is made to join in the circular open formed in the plasterboard of hollow partition, to make the circumferential edge 13 of insulation body 10 contact with the front surface of plasterboard, and the rear surface of the tooth 18B hook plasterboard of the buckle fastener 18 of the body 10 that insulate.
Then, electrical box 1 all set receives electrical switchgear mechanism.
The present invention is not limited to execution mode that is described and that illustrate, and those skilled in the art can according to any modification of spirit application of the present invention.
Especially, outside terminal needs not to be insulating puncturing terminal.So, when connecting electrical box, will be necessary by this insulation live wire of strip off in advance before in insulation live wire locking to the outside terminal of live wire connector and Zero line connector.
In this modification, terminal can be automatic and be formed by sheet spring, it is defined for the pipeline of the peel tip of insertion and locking live wire, and in this case, bar is used to allow live wire can be disconnected connection (as fully described in document FR2941569).In another modification, terminal can be manual and only be formed by metal blade, and in this case, described bar is used to the peel tip of live wire by being pressed on metal blade.
In the embodiment of electrical box 1 shown in the drawings, insulation body 10 is designed to accommodation one EM equipment module.This EM equipment module comprises accommodation electrical switchgear mechanism in the housing, and this housing self is accommodated in electrical box 1.Or electrical box can be designed to hold the EM equipment module without housing, in this case, the inner side of electrical box comprises the fastener of the parts for fastening apparatus module.The example of such EM equipment module illustrates in the patent application submitted to list of references FR1203508, and the document was not yet announced in the day of the application's submission.
In another modification of the present invention, two bars can be mounted to around two free pivotables of axle that are not parallel but that mutually tilt a little.Particularly, will be this situation when the rear wall of the body that insulate not is plane but has the V-arrangement of band two sloping desks, each bar be arranged on a sloping desk.
In another modification unshowned of the present invention, bar and the electric connector of larger quantity can be provided.Such as, it is contemplated that as electrical box assembles four electric connectors (particularly when electrical box shape is arranged to hold bidirectional switch, or when plant by electromigration for another electrical box of permission in parallel therewith), and four corresponding bars.
Claims (14)
1. an electrical box (1), comprise insulation body (10), this insulation body comprises sidewall (11), and this sidewall closes to be defined for the internal volume holding at least one electrical switchgear mechanism at rear portion by rear wall (12);
The feature of described electrical box is, it also comprises:
-at least one electrical connecting element (30,40), this at least one electrical connecting element is fastened to described insulation body (10) and comprises the first terminal (31) and outside terminal (32,42), this the first terminal can be close for the described electrical switchgear mechanism of connection from described internal volume, this outside terminal is positioned at this insulation body (10) outside for connection electric conductor (3,4); And
-for making electric conductor (3,4) to be connected with outside terminal (32) and/or the connection that disconnects and/or trip arm (60,70), this bar be pivotally mounted on this rear wall (12) below with around one relative to pivot axis (A6, the A7) pivotable of described rear wall (12) horizontal expansion.
2. the electrical box (1) according to preceding claim, wherein, described sidewall (11) extends around medial axis (A1), described pivot axis (A6, A7) have angle of inclination relative to described medial axis (A1), this angle of inclination is in the scope of 0 to 30 degree.
3. according to electrical box in any one of the preceding claims wherein (1), wherein, described outside terminal (32) has the end edge of splitting of insulation-piercing body, described bar (60,70) pressing part (62 is comprised, 72), this pressing part is suitable for by making described bar (60,70) around described pivot axis (A6, A7) pivotable and described electric conductor (3,4) being pressed against in the end edge of splitting of described outside terminal (32).
4. the electrical box (1) according to preceding claim, wherein, described bar (60,70) comprise drive part (63,73), this drive part can by user close to and there is at least one region, this at least one zone location becomes and pivot axis (A6, A7) distance is more than or equal to the distance between described pressing part (62,72) and described pivot axis (A6, A7).
5. the electrical box (1) according to any one of front two claims, wherein, described outside terminal (32,42) is bending on the circular arc centered by described pivot axis (A6, A7).
6. the electrical box (1) according to any one of first three items claim, wherein, described bar (60,70) define for described electric conductor (3,4) penetrating via (61), and the holding device (64) comprised for electric conductor (3,4) being remained in described penetrating via (61).
7. the electrical box (1) according to preceding claim, wherein, described bar (60,70) can move between disengaged position and bonding station, in this disengaged position, described penetrating via (61) and described outside terminal (32,42) compartment one distance, in described bonding station, described outside terminal (32,42) is partially across described penetrating via (61); Described insulation body (10) comprises the locking system (14) for described bar (60,70) being locked at its bonding station.
8. according to electrical box in any one of the preceding claims wherein (1), wherein, described insulation body (10) comprises lug (15), described bar (60,70) be bonded on to make this bar be mounted to around pivot axis (A6, A7) pivotable on this lug, described lug is split by groove (16), described electric conductor (3,4) is through described groove.
9. the electrical box (1) according to preceding claim, wherein, described groove (16) opens at least one end.
10. according to electrical box in any one of the preceding claims wherein (1), wherein, be provided with two electrical connecting elements (30,40) and two bars (60,70), this two electrical connecting elements (30 are connected to for by two electric conductors (3,4), 40) outside terminal (32,42).
11. electrical box (1) according to preceding claim, wherein, are provided with:
-connector (50), this fastening connector is to described insulation body (10) and comprise the first terminal and outside terminal (52), this the first terminal can be close for the described electrical switchgear mechanism of connection from described internal volume, and this outside terminal is positioned at the outside of described insulation body (10) for connection the 3rd electric conductor (5); And
-cover cap (80), this cover cap be pivotally mounted at rear portion described insulation body (10) below to move between open and closed positions, in this open position, this cover cap does not cover the outside terminal (32 of described electrical connecting element (30,40) and described connector (50), 42,52), in this off-position, this cover cap covers described outside terminal (32,42,52).
12. electrical box (1) according to preceding claim, wherein, described cover cap (80) and described bar (60,70) cooperatively interact to form false rear wall, the rear wall of this vacation is superimposed upon after the rear wall (12) of insulation body (10).
13. electrical box (1) according to any one of front two claims, wherein, in its off-position, described cover cap (80) coordinates the path of the end pieces (100) being defined for cable wiring sheath (110) with insulation body (10).
14. electrical box (1) according to any one of first three items claim, wherein, described cover cap (80) comprises pressing part (87), and this pressing part is suitable for by making cover cap (80) tilt from its open position to its off-position and is pressed against the outside terminal (52) of described connector (50) by the 3rd electric conductor (5).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1353904 | 2013-04-29 | ||
| FR1353904A FR3005215B1 (en) | 2013-04-29 | 2013-04-29 | ELECTRIC BOX EQUIPPED WITH A CONNECTION LEVER |
| PCT/FR2014/050829 WO2014177784A1 (en) | 2013-04-29 | 2014-04-07 | Electrical housing equipped with a connection lever |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105164858A true CN105164858A (en) | 2015-12-16 |
| CN105164858B CN105164858B (en) | 2017-05-17 |
Family
ID=48795743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480024101.0A Expired - Fee Related CN105164858B (en) | 2013-04-29 | 2014-04-07 | Electrical housing equipped with connection lever |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2992570B1 (en) |
| CN (1) | CN105164858B (en) |
| ES (1) | ES2616864T3 (en) |
| FR (1) | FR3005215B1 (en) |
| WO (1) | WO2014177784A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201600130381A1 (en) * | 2016-12-22 | 2018-06-22 | Techno Group S R L | DEVICE FOR ELECTRIC WIRING INTERCONNECTION |
| CH715479A2 (en) | 2018-10-29 | 2020-04-30 | Kaiser Gmbh & Co | Pipe fastening for fastening a pipe to a reinforcement in a concrete wall to be cast. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004105186A1 (en) * | 2003-05-20 | 2004-12-02 | Saip & Schyller S.P.A. | A contact-holder unit for an electrical connection socket/plug |
| FR2910729A1 (en) * | 2006-12-22 | 2008-06-27 | Legrand France | Connection socket for computer application, has terminal block including columns projected from frontal surface, nut formed with end surfaces, where each column forms rotation stop that blocks rotation of comb around axis |
| FR2941569A1 (en) * | 2009-01-28 | 2010-07-30 | Legrand France | ELECTRICAL APPARATUS WITH AUTOMATIC CONNECTION TERMINAL |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1203508A (en) | 1958-01-08 | 1960-01-19 | Cutter for leather edges with soles |
-
2013
- 2013-04-29 FR FR1353904A patent/FR3005215B1/en active Active
-
2014
- 2014-04-07 EP EP14720665.0A patent/EP2992570B1/en not_active Not-in-force
- 2014-04-07 ES ES14720665.0T patent/ES2616864T3/en active Active
- 2014-04-07 CN CN201480024101.0A patent/CN105164858B/en not_active Expired - Fee Related
- 2014-04-07 WO PCT/FR2014/050829 patent/WO2014177784A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004105186A1 (en) * | 2003-05-20 | 2004-12-02 | Saip & Schyller S.P.A. | A contact-holder unit for an electrical connection socket/plug |
| FR2910729A1 (en) * | 2006-12-22 | 2008-06-27 | Legrand France | Connection socket for computer application, has terminal block including columns projected from frontal surface, nut formed with end surfaces, where each column forms rotation stop that blocks rotation of comb around axis |
| FR2941569A1 (en) * | 2009-01-28 | 2010-07-30 | Legrand France | ELECTRICAL APPARATUS WITH AUTOMATIC CONNECTION TERMINAL |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105164858B (en) | 2017-05-17 |
| EP2992570A1 (en) | 2016-03-09 |
| EP2992570B1 (en) | 2016-12-14 |
| FR3005215A1 (en) | 2014-10-31 |
| WO2014177784A1 (en) | 2014-11-06 |
| FR3005215B1 (en) | 2015-05-15 |
| ES2616864T3 (en) | 2017-06-14 |
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