CN203823470U

CN203823470U - Lamp and backboard device therefore

Info

Publication number: CN203823470U
Application number: CN201320822096.0U
Authority: CN
Inventors: 陈明允
Original assignee: Living Style Enterprises Ltd
Current assignee: Living Style Enterprises Ltd
Priority date: 2012-12-14
Filing date: 2013-12-13
Publication date: 2014-09-10
Anticipated expiration: 2023-12-13
Also published as: CN103867941A; WO2014090190A1

Abstract

The utility model provides a lamp and a backboard device therefore. The backboard device comprises a backboard body structure and a first electrical structure, wherein the first face of the backboard body structure is used for fixing a wall body, and the second face is used for a lamp body of the lamp to be installed on the second face. The first electrical structure is arranged on the backboard body structure and electrically connected with a power supply, and a power lead wire from the wall body is electrically connected onto the first electrical structure, and when the lamp body is installed on the backboard body structure, a circuit board of the lamp and the power supply are electrically connected. The backboard device of the lamp enables the lamp to be easily installed and electrically connected to the power supply.

Description

Light fixture and back board device thereof

Technical field

The utility model relates to a kind of back board device, especially relates to a kind of back board device and this light fixture that is applied to light fixture.

Background technology

If want mounted lamp on metope at present, setter must be first connected in the electric lead in lamp main body by the power lead that is electrically connected on civil power and is embedded into the terminal box in metope groove, light fixture can be received after the power supply of power supply, could and then lamp main body be fixed on metope, to complete the installation exercise of light fixture.Yet the electric lead in lamp main body and the wiring flow process between power lead quite bother, on one side and setter also must help lamp main body, therefore installation exercise quite loaded down with trivial details with difficulty.

In view of this, each side is devoted to exploitation can be installed on the light fixture on metope easily, as No. 7985017 disclosed light fixture of U.S. Patent Publication No., it arranges Male head connector in lamp main body end, and the socket connector being connected with power lead in the setting of terminal box end, when light fixture is wanted to be installed on metope, as long as first Male head connector is butted up against to socket connector to insert the mode of (plug-in), again lamp main body is fixed on metope or the supporting plate of terminal box opening part, can completes the installation exercise of light fixture.

In addition, Japanese laid-open patent publication No. also discloses a kind of light fixture of being convenient to installation for No. 4915682, the socket connector that it is connected with power lead in the setting of metope end, when light fixture is wanted to be installed on metope, as long as first Male head connector stretched into socket connector and rotate, and then the mode that can take advantage of a situation to contact and socket connector generation electric connection, again lamp main body is combined with Male head connector, lamp main body can electrically be communicated with power end, again lamp main body is fixed on metope, so completes the installation exercise of light fixture.

Yet, although above-mentioned two patents have been improved the degree of difficulty of mounted lamp, but No. 7985017 disclosed light fixture of U.S. Patent Publication No. of take is example, setter is when being connected in the socket connector of terminal box end by the Male head connector of lamp main body end, or need help lamp main body just can carry out on one side, really become the burden on installation exercise; Moreover, No. 4915682 disclosed light fixture of Japanese laid-open patent publication No. of take is example, because lamp main body and Male head connector are to be two elements that independently separate, therefore the action that setter need carry out more than twice just can complete the operation of mounted lamp, need first to make Male head connector to combine with socket connector, make again lamp main body be incorporated into Male head connector, so installation exercise is obviously complicated.

Therefore existing light fixture and and power supply between syndeton still urgently improve.

Utility model content

A technical problem to be solved in the utility model is, for prior art above shortcomings, provides a kind of back board device that makes light fixture easily be mounted and can be electrically connected on power supply.

Another technical problem to be solved in the utility model is, for prior art above shortcomings, provides a kind of and applies above-mentioned back board device and easily carry out the light fixture of installation exercise.

The utility model solves the technical scheme that its technical problem adopts and is to provide a kind of back board device that is applied to light fixture, and it comprises:

One back plate main body structure, it has a first surface and corresponds to one second of this first surface; Wherein, this first surface is in order to be fixed on a wall body, and this second is mounted thereon with the lamp main body for a light fixture; And

One first electrical structure, is arranged at this back plate main body structure, and has and be at least one wire interconnecting piece and at least one light fixture connecting portion electrically communicating; Wherein, this first electrical structure is in order to for being electrically connected on a power supply and being electrically connected at this at least one wire interconnecting piece from least one power lead of this wall body, and when being used to this lamp main body and being installed in this back plate main body structure, for this lamp main body, be electrically connected at this at least one light fixture connecting portion.

Preferably, this at least one wire interconnecting piece is exposed to this first surface of this back plate main body structure; Or be this second that this at least one wire interconnecting piece is exposed to this back plate main body structure, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

Preferably, in this lamp main body, be provided with one second electrical structure, and this second electrical structure comprises at least one electrical hook part, and this first electrical structure also comprises at least one draw-in groove, or be that this second electrical structure comprises this at least one draw-in groove, and this first electrical structure also comprise this at least one electrical hook part; Wherein, when this at least one electrical hook part stretches into this at least one draw-in groove and directly conflicts this at least one light fixture connecting portion, or after stretching into this at least one draw-in groove, moves this at least one electrical hook part, and when this at least one electrical hook part moves to one when electrically conducting position and contacting this at least one light fixture connecting portion, between this lamp main body and this back board device, by an electrical isolation relationship conversion, be the relation that electrically conducts.

Preferably, this first electrical structure has one first accommodation space and at least one conducting element, and this at least one conducting element is arranged in this first accommodation space; Wherein, this at least one wire interconnecting piece and this at least one light fixture connecting portion are positioned at two ends of this at least one conducting element relatively.

Preferably, this at least one draw-in groove comprises one first draw-in groove and one second draw-in groove, and this at least one light fixture connecting portion comprises one first light fixture connecting portion and one second light fixture connecting portion, and this at least one electrical hook part comprises one first electrical hook part and one second electrical hook part; Wherein, this the first light fixture connecting portion and this second light fixture connecting portion are adjacent to respectively a first end of this first draw-in groove and a first end of this second draw-in groove, and this first electrical hook part is used to after one second end through this first draw-in groove, direction along this first draw-in groove toward this first end of this first draw-in groove moves, and this second electrical hook part is used to after one second end through this second draw-in groove, the direction along this second draw-in groove toward this first end of this second draw-in groove moves; Wherein, when this first electrical hook part moves to this and electrically conducts position, this first electrical hook part contacts this first light fixture connecting portion, and this second electrical hook part contacts this second light fixture connecting portion.

Preferably, the aperture area of this second end of this first draw-in groove is greater than the aperture area of this first end of this first draw-in groove, and the aperture area of this second end of this second draw-in groove is greater than the aperture area of this first end of this second draw-in groove.

Preferably, this first draw-in groove and this second draw-in groove are arc-shaped slot.

Preferably, this at least one wire interconnecting piece is at least one power lead jack.

Preferably, in this lamp main body, be provided with one second electrical structure that comprises at least one electrical pin portion, and this at least one light fixture connecting portion is at least one electric connection jack, or be to be provided with this second electrical structure that comprises this at least one electric connection jack in this lamp main body, and this at least one light fixture connecting portion to be this at least one electrical pin portion; Wherein, when this at least one electrical pin portion is used to this lamp main body and is installed in this back plate main body structure, be inserted in this at least one electric connection jack.

Preferably, this at least one power lead jack and this at least one electrical pin jack are matrix form arrangement.

Preferably, this back plate main body structure and this first electrical structure are two free-standing elements, or are that this back plate main body structure and this first electrical structure are one of the forming.

Preferably, this at least one power lead comprises at least one in live wire, ground wire and center line.

Preferably, this back plate main body structure also comprises at least one locking perforation and at least one lock member, and this at least one lock member is used to stretch into this wall body through after this at least one locking perforation, and this back plate main body structure is fixed on this wall body.

Preferably, this wall body comprises a wall and a terminal box, and this terminal box is embedded in a cavities of this wall at least partly; Wherein, this at least one power lead is stretched out outside this cavities by this terminal box.

Preferably, this terminal box also comprises a supporting plate, and this supporting plate is fixed on an opening of this cavities, and this back plate main body structure is arranged on this supporting plate.

Preferably, this wall body is a ceiling or a wall.

Preferably, this first electrical structure is positioned at the top in this at least one line hole.

The utility model also provides a kind of light fixture, and it comprises:

One lamp main body, has at least one light emitting source;

One circuit board, is arranged in this lamp main body, and in order to drive this at least one light emitting source output light; And

One back board device, comprising:

One back plate main body structure, it has a first surface and corresponds to one second of this first surface; Wherein, this first surface is in order to be fixed on a wall body, and this second with being mounted thereon for this lamp main body; And

One first electrical structure, is arranged at this back plate main body structure, and has and be at least one wire interconnecting piece and at least one light fixture connecting portion electrically communicating;

Wherein, this first electrical structure is in order to for being electrically connected on a power supply and from least one power lead of this wall body, be electrically connected at this at least one wire interconnecting piece, and when being used to this lamp main body and being installed in this back plate main body structure, for this circuit board, be electrically connected at this at least one light fixture connecting portion, make to form and electrically conduct between this light fixture and this power supply.

Preferably, this at least one wire interconnecting piece is exposed to this first surface of this back plate main body structure; Or be that this at least one wire interconnecting piece is exposed to this second, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

Preferably, this first electrical structure has one first accommodation space and at least one conducting element, and this at least one conducting element is arranged in this first accommodation space; Wherein, this at least one wire interconnecting piece and this at least one light fixture connecting portion are positioned at the two ends of this at least one conducting element relatively.

Preferably, this back plate main body structure and this first electrical structure are two free-standing elements, or are that this back plate main body structure and this first electrical structure are integrally formed.

Preferably, this wall body is a ceiling or a wall, or this lamp main body also has a sensing element, or this light fixture is an indoor lamp or an outdoor lamp.

The utility model also provides a kind of light fixture, and it comprises:

One lamp main body, has at least one light emitting source; And

One back board device, comprising:

One first electrical structure, be arranged at this back plate main body structure, and have and be at least one wire interconnecting piece and at least one light fixture connecting portion electrically communicating, this first electrical structure is in order to for being electrically connected on a power supply and from least one power lead of this wall body, be electrically connected at this at least one wire interconnecting piece, and when being used to this lamp main body and being installed in this back plate main body structure, for this lamp main body, be electrically connected at this at least one light fixture connecting portion;

Wherein, in this lamp main body, be provided with one second electrical structure, and this second electrical structure comprises at least one electrical hook part, and this first electrical structure also comprises at least one draw-in groove, or this second electrical structure comprises this at least one draw-in groove, and this first electrical structure also comprises this at least one electrical hook part; Wherein, when this at least one electrical hook part stretches into this at least one draw-in groove and directly conflicts this at least one light fixture connecting portion, or after stretching into this at least one draw-in groove, moves this at least one electrical hook part, and when this at least one electrical hook part moves to one when electrically conducting position and contacting this at least one light fixture connecting portion, between this lamp main body and this back board device, by an electrical isolation relationship conversion, be the relation that electrically conducts.

Preferably, this at least one wire interconnecting piece is exposed to this second, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

Preferably, this lamp main body also comprises a circuit board, in order to drive this at least one light emitting source output light.

Preferably, this back board device also comprises setting one first housing engagement means thereon, with the one second housing engagement means with being arranged at this lamp main body, and assembling docking mutually.

Preferably, this second electrical structure is with assembling mode or one-body molded mode, is arranged in this lamp main body.

Back board device of the present utility model is easily mounted light fixture and can be electrically connected on power supply; The light fixture of applying this back board device easily carries out installation exercise.

Accompanying drawing explanation

Fig. 1: for the utility model light fixture and back board device thereof are in the structural representation of the first preferred embodiment.

Fig. 2: be the perspective exploded view of the part-structure of light fixture shown in Fig. 1 and back board device.

Fig. 3: be the perspective exploded view of the part-structure of lamp main body shown in Fig. 2 and back board device.

Fig. 4: be the structural representation of the first electrical structure shown in Fig. 3 and the second electrical structure.

Fig. 5: for the first electrical structure shown in Fig. 4 and the second electrical structure are in the structural representation at another visual angle.

Fig. 6: be the assembled state schematic diagram of the first electrical structure shown in Fig. 4 and the second electrical structure and circuit board.

Fig. 7: be the scheme of installation of light fixture shown in Fig. 1.

Fig. 8: for the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the second preferred embodiment.

Fig. 9: be the perspective exploded view of the part-structure of light fixture shown in Fig. 8 and back board device thereof.

Figure 10: for the part-structure of light fixture shown in Fig. 8 and back board device thereof is in the perspective exploded view at another visual angle.

Figure 11: be the perspective exploded view of the part-structure of back board device shown in Fig. 9.

Figure 12: be the assembled state schematic diagram of the second electrical structure shown in the first electrical structure shown in Fig. 9 and Figure 10.

Figure 13: for the utility model light fixture and back board device thereof are in the lamp main body of the 3rd preferred embodiment and the part-structure schematic diagram of anti-rotation lid.

Figure 14: for the utility model light fixture and back board device thereof are in the perspective exploded view of the part-structure of the 3rd preferred embodiment.

Figure 15: for the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the 4th preferred embodiment.

Figure 16: be the perspective exploded view of the part-structure of light fixture shown in Figure 15 and back board device thereof.

Figure 17: for the part-structure of light fixture shown in Figure 15 and back board device thereof is in the perspective exploded view at another visual angle.

Figure 18: be the perspective exploded view of the part-structure of back board device shown in Figure 16.

Figure 19: for the first electrical structure shown in Figure 16 is in the structural representation at another visual angle.

Figure 20: for the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the back board device of the 5th preferred embodiment.

Figure 21: for the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the back board device of the 6th preferred embodiment.

Figure 22: for the utility model light fixture and back board device thereof are in the perspective exploded view of the part-structure of the 7th preferred embodiment.

Figure 23: for the part-structure of light fixture shown in Figure 22 and back board device thereof is in the perspective exploded view at another visual angle.

Figure 24: for the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the back board device of the 8th preferred embodiment.

Figure 25: for back board device shown in Figure 24 is in the structural representation at another visual angle.

The specific embodiment

Refer to Fig. 1～Fig. 7, Fig. 1 is that the utility model light fixture and back board device thereof are in the structural representation of the first preferred embodiment, Fig. 2 is the perspective exploded view of the part-structure of light fixture shown in Fig. 1 and back board device, Fig. 3 is the perspective exploded view of the part-structure of lamp main body shown in Fig. 2 and back board device, Fig. 4 is the structural representation of the first electrical structure shown in Fig. 3 and the second electrical structure, Fig. 5 is that the first electrical structure shown in Fig. 4 and the second electrical structure are in the structural representation at another visual angle, Fig. 6 is the first electrical structure shown in Fig. 4, the assembled state schematic diagram of the second electrical structure and circuit board, Fig. 7 is the scheme of installation of light fixture shown in Fig. 1.

Light fixture 1 can be an indoor lamp, as lamp affixed to the ceiling, also can be an outdoor lamp, as wall lamp, and comprise circuit board 11, back board device 12 and lamp main body 13, and lamp main body 13 comprises the first light emitting source 131, the second light emitting source 132, sensing element 133 and the second electrical structure 134 that is electrically connected on circuit board 11, and circuit board 11 is arranged in lamp main body 13, in order to drive the first light emitting source 131 and the second light emitting source 132 output light; In this preferred embodiment, the first light emitting source 131 and the second light emitting source 132 are to be comprised of a plurality of light emitting diodes (not indicating in figure) institute, and sensing element 133 is a passive type human inductor, and whether its induced signal can in order to exports the foundation of illuminating ray as the first light emitting source 131 and the second light emitting source 132, only sensing element 133 is only one for example, not in order to limit the various possible equalizations of the utility model, changes.

Moreover lamp main body 13 can be disassembled into two independently elements with back board device 12, and back board device 12 comprises the first electrical structure 121 and back plate main body structure 122; Wherein, the first electrical structure 121 is arranged on second 1225 of back plate main body structure 122, in order to combine with back plate main body structure 122, its combination is not limited, as lock mode in conjunction with, gummed mode in conjunction with, engaging mode in conjunction with etc., certainly, the first electrical structure 121 and back plate main body structure 122 can also integrally formed mode be made.

Again, the first surface 1224(of back plate main body structure 122 is with respect to second 1225) in order to be fixed on a wall body 9, and be mounted thereon for lamp main body 13, and back plate main body structure 122 has a line hole 1221, in order to for be electrically connected on a power supply 8 and from the power lead 81,82 of wall body 9 through wherein (seeing Fig. 7, this will describe in detail in after a while), and then make power lead 81,82 can be electrically connected on the first electrical structure 121; Wherein, the one that power lead 81,82 can be in live wire, ground wire and center line.In addition, when lamp main body 13 has been installed in back plate main body structure 122, the second electrical structure 134 of lamp main body 13 can electrically communicate with the first electrical structure 121 of back board device 12, make the electric current of power supply 8 can transfer to circuit board 11, with so drive the first light emitting source 131 and the second light emitting source 132 output light, below will describe in detail.

In this preferred embodiment, the first electrical structure 121 is an electrical precursor structure, and be one to there is the box-like body of the first accommodation space 1211, comprise the first draw-in groove 1212, the second draw-in groove 1213, the first light fixture connecting portion 1214, the second light fixture connecting portion 1215, the first wire interconnecting piece 1216, the second wire interconnecting piece 1217, the first conducting element 1218 and the second conducting element 1219, the first conducting element 1218 and the second conducting element 1219 are all arranged in the first accommodation space 1211, and the first light fixture connecting portion 1214 and the first wire interconnecting piece 1216 are formed at respectively two ends of the first conducting element 1218, and the second light fixture connecting portion 1215 and the second wire interconnecting piece 1217 are formed at respectively two ends of the second conducting element 1219, therefore the first light fixture connecting portion 1214 is electrically and communicates with the first wire interconnecting piece 1216, and the second light fixture connecting portion 1215 is electrically and communicates with the second wire interconnecting piece 1217.

Wherein, the first light fixture connecting portion 1214 and the second light fixture connecting portion 1215 are respectively adjacent in first end 12121 places of the first draw-in groove 1212 and first end 12131 places of the second draw-in groove 1213, and the first wire interconnecting piece 1216 and the second wire interconnecting piece 1217 are in order to be electrically connected thereon for two power leads 81,82 of wearing cable-through hole 1221 respectively; Again, the first draw-in groove 1212 and the second draw-in groove 1213 are all arc-shaped slot, and be relatively arranged on the two ends of the first electrical structure 121, and the aperture area of the first end 12121 of the first draw-in groove 1212 is less than the aperture area of the second end 12122 of the first draw-in groove 1212, and the aperture area of the first end 12131 of the second draw-in groove 1213 is also less than the aperture area of the second end 12132 of the second draw-in groove 1213.

Again, the second electrical structure 134 is an electrical public body structure, and is one to have the box-like body of the second accommodation space 1341, comprises the first electrical hook part 1342 and the second electrical hook part 1343 at the two ends that are relatively arranged on the second electrical structure 134; Wherein, one end of one end of the first electrical hook part 1342 and the second electrical hook part 1343 is fixed in the second accommodation space 1341, and the other end of the other end of the first electrical hook part 1342 and the second electrical hook part 1343 direction outside the second accommodation space 1341 extends; In addition, the mode that the first electrical hook part 1342 and the second electrical hook part 1343 are fixed in the second accommodation space 1341 is not limited, as the mode that locks is fixed, gummed mode is fixed, engaging mode is fixing etc., certainly, first electrical hook part the 1342, second electrical hook part 1343 and the second electrical structure 134 can also integrally formed mode be made.

Moreover, the second electrical structure 134 is arranged at lamp main body 13 inside, the combination of itself and lamp main body 13 inside is not limited, as lock mode in conjunction with, gummed mode in conjunction with, engaging mode in conjunction with etc., certain the second electrical structure 134 can also integrally formed mode be made with lamp main body 13.In addition, in this preferred embodiment, the both sides of the second electrical structure 134 are ㄇ font surface, and circuit board 11 has two circuit board perforation 111, 112, use for the two ends on ㄇ font surface and pass wherein, be with, lamp main body 13 inside, the second electrical structure 134 and circuit board 11 form a continuous action relation, that is to say, in this preferred embodiment, circuit board 11 becomes the link driving element of the second electrical structure 134, above-mentioned lamp main body 13 inside only, combination between the second electrical structure 134 and circuit board 11 threes is only an embodiment, not as limit, so long as the second electrical structure 134 is electrically connected at circuit board 11, and circuit board 11 can move together along with the second electrical structure 134, just can make the utility model implement according to this.

Next illustrate light fixture 1 of the present utility model and back board device 12 thereof are how to be installed on wall body 9.First define the wall body 9 in the utility model, also please synchronously consult Fig. 7, wall body 9 can be a ceiling or a wall, and comprises wall 91 and terminal box 92; Wherein, terminal box 92 is embedded in the cavities 911 of wall 91, and power lead 81,82 is stretched out outside cavities 911 by terminal box 92 ends, preferably, and terminal box 92 also comprises supporting plate 921, and supporting plate 921 is fixed on the opening of cavities 911.To be walls make installation instructions as example to the wall body 9 of below take.

When setter wish is installed on wall body 9 by light fixture 1 and back board device 12 thereof, must first back board device 12 be fixed on wall body 9; Furthermore, setter can pass the line hole 1221 of back plate main body structure 122 by power lead 81,82, so that power lead 81,82 can and then be connected to the first wire interconnecting piece 1216 and second wire interconnecting piece 1217 of the first electrical structure 121, then, again back plate main body structure 122 is fixed on supporting plate 921, so completes the installation of back board device 12.Preferably, back plate main body structure 122 has a plurality of locking perforation 123, use for a plurality of lock member 124(as screw) pass wherein, and then back plate main body structure 122 is locked on supporting plate 921, only this is only a kind of embodiment that makes back plate main body structure 122 be fixed on supporting plate 921, not as limit.Certainly, the art those of ordinary skill also can change and be designed to according to actual demand, and terminal box 92 does not comprise supporting plate 921, and directly the back plate main body structure 122 of back board device 12 is locked on wall 91.

Moreover, after back board device 12 has been fixed, setter needs only in the first electrical structure 121 that again the second electrical structure 134 of lamp main body 13 is stretched into back board device 12 and rotates after a distance, the second electrical structure 134 just can be sticked in the first electrical structure 121, with so that lamp main body 13 is combined with back board device 12; Now, the second electrical structure 134 can be in electrical contact in the first electrical structure 121, therefore the electric current of power supply 8 can be sequentially via transferring to circuit board 11 after power lead 81,82, the first electrical structure 121, the second electrical structure 134, with so that drive the first light emitting source 131 and the second light emitting source 132 output light.

In detail, when the second electrical structure 134 of lamp main body 13 is wanted the first electrical structure 121 with back board device 12 and combined, can first the first electrical hook part 1342 of the second electrical structure 134 and the second electrical hook part 1343 be stretched into the first accommodation space 1211 of the first electrical structure 121 from second end 12122 of the first draw-in groove 1212 of the first electrical structure 121 and the second end 12132 of the second draw-in groove 1213 of the first electrical structure 121 respectively; Then, lamp main body 13 and the first electrical structure 121 relatively rotate, lamp main body 13 is rotated towards direction counterclockwise or that (determine according to reference) clockwise, make the first electrical hook part 1342 and the second electrical hook part 1343 synchronizing movings, that is to say, the direction of the first end 12121 of the first electrical hook part 1342 along the first draw-in groove 1212 toward the first draw-in groove 1212 is moved, meanwhile, the second electrical hook part 1343 also the direction of the first end 12131 along the second draw-in groove 1213 toward the second draw-in groove 1213 move.

Finally, when the first electrical hook part 1342 and the second electrical hook part 1343 move to respectively the first end 12121 of the first draw-in groove 1212 and the first end 12131 of the second draw-in groove 1213, the first electrical hook part 1342 and the second electrical hook part 1343 can be fastening state with the first light fixture connecting portion 1214 and the second light fixture connecting portion 1215 of the first electrical structure 121 respectively, in detail, because the aperture area of the first end 12121 of the first draw-in groove 1212 is less than the aperture area of the second end 12122 of the first draw-in groove 1212, and the aperture area of the first end 12131 of the second draw-in groove 1213 is less than the aperture area of the second end 12132 of the second draw-in groove 1213, therefore the first electrical hook part 1342 and the second electrical hook part 1343 all cannot be separated from from the first end 12121 of the first draw-in groove 1212 and the first end 12131 of the second draw-in groove 1213 respectively, that is to say, now the first electrical structure 121 and the second electrical structure 134 can engage mutually.Again, because now the first electrical hook part 1342 and the second electrical hook part 1343 are contacted with respectively the first light fixture connecting portion 1214 and the second light fixture connecting portion 1215, therefore the first electrical structure 121 and the second electrical structure 134 are and electrically conduct.

What specify is, light fixture 1 of the present utility model also comprises guiding structural 14, and guiding structural 14 comprises the guiding projection 141 being formed on circuit board 11, and be formed on the first electrical structure 121 and the guiding perforation 142 corresponding with guiding projection 141, therefore when the second electrical structure 134 of lamp main body 13 is wanted the first electrical structure 121 with back board device 12 and is combined, setter can stretch in guiding perforation 142 after guiding projection 141 being aimed to guiding perforation 142, the first electrical hook part 1342 of the second electrical structure 134 and the second electrical hook part 1343 can be taken advantage of a situation respectively to be stretched into the first accommodation space 1211 of the first electrical structure 121 from second end 12122 of the first draw-in groove 1212 of the first electrical structure 121 and the second end 12132 of the second draw-in groove 1213 of the first electrical structure 121, in addition, because guiding projection 141 can carry out pivotable with respect to guiding perforation 142, therefore the first electrical hook part 1342 and the second electrical hook part 1343 are respectively at just not departing from the path that should move in the first draw-in groove 1212 and in the process of the second draw-in groove 1213 interior movements.Preferably, the guiding projection 141 that is connected in circuit board 11 can be used as the connecting portion of the ground wire 83 that is electrically connected at power supply 8.

Certainly, above are only a kind of embodiment of guiding structural, those skilled in the art all can carry out according to practical application request the variation design of any equalization.For instance, variable being designed to, guiding projection 141 be formed on the second electrical structure 134 or other with the link driving element of the second electrical structure 134 interlocks on, and guiding is bored a hole in 142 link driving element that are formed at the first electrical structure 121 interlocks; Again for instance, variable being designed to, guiding projection be formed on the first electrical structure 121 or with the link driving element of the first electrical structure 121 interlocks on, and guiding perforation be formed at the second electrical structure 134 or with the link driving element of the second electrical structure 134 interlocks on; In addition, although these two for example with diagram signal, only those skilled in the art all can understand easily according to these two explanatory notes of giving an example.

Moreover, above are only a kind of by making lamp main body 13 and the back board device 12 of light fixture 1 can be assembled and produce the embodiment electrically communicating, also only for a kind of the first electrical structure 121 and the second electrical structure 134 of making produces the embodiment electrically conducting that reaches in electrical contact after relatively moving, not with the shape of this limit the first electrical structure 121 and the second electrical structure 134, the quantity of the draw-in groove of the first electrical structure 121, shape and setting position thereof, the quantity of wire interconnecting piece, shape and fixed form thereof, the quantity of light fixture connecting portion, shape and fixed form thereof, the means that electrically communicate between wire interconnecting piece and light fixture connecting portion, power lead 81, 82 are connected in the mode of connection of the first electrical structure 121, or the quantity of the electrical hook part of the second electrical structure 134, shape and fixed form thereof, that is to say, those skilled in the art all can carry out according to practical application request the variation design of any equalization.

For instance, variable being designed to, the first draw-in groove 1212 of the first electrical structure 121 and the second draw-in groove 1213 are arranged at same one end of the first electrical structure 121, and the first electrical hook part 1342 of the second electrical structure 134 and 1343 corresponding same one end that are arranged at the second electrical structure 134 of the second electrical hook part.In addition,, although this is for example not with diagram signal, only those skilled in the art all can understand easily according to the explanatory note of originally giving an example.

Again for instance, variable being designed to, the first electrical structure 121 comprises and is electrically connected on respectively power lead 81, the first electrical hook part of 82 and the second electrical hook part, the second electrical structure comprises the first corresponding draw-in groove, the second draw-in groove, the first light fixture connecting portion and the second light fixture connecting portion, therefore after back board device 12 has been fixed, setter is as long as by lamp main body 13, the direction towards back board device 12 moves again, the first draw-in groove and second draw-in groove of lamp main body 13 are stretched into by the first electrical hook part of the first electrical structure 121 and the second electrical hook part respectively, and then in making to make the first electrical hook part and the second electrical hook part the first light fixture connecting portion in electrical contact and the second light fixture connecting portion respectively after lamp main body 13 rotation one distances, therefore the electric current of power supply 8 can be sequentially via power lead 81, 82, the first electrical structure 121, after the second electrical structure 134, transfer to circuit board 11, with so drive the first light emitting source 131 and the second light emitting source 132 output light.In addition,, although this is for example not with diagram signal, only those skilled in the art all can understand easily according to the explanatory note of originally giving an example.

Known according to above explanation, in this preferred embodiment, be applied to the back board device 12 of light fixture 1, the function that makes light fixture 1 be fixed on wall body 9 not only can be provided, also have for the power lead 81 that is electrically connected on power supply 8, 82 the first electrical structures 121 that are connected, and the second electrical structure 134 combines with lamp main body in advance, therefore in the process of mounted lamp 1, the first electrical structure 121 that setter only need to be combined in the second electrical structure 134 of lamp main body 13 back board device 12 just can complete wiring operation, it does not need to carry out combination action repeatedly, also need in wiring operation, not help lamp main body 13 on one side, therefore it is easily easily many that the process of mounted lamp 1 seems.

Refer to Fig. 8～Figure 12, Fig. 8 is that the utility model light fixture and back board device thereof are in the structural representation of the part-structure of the second preferred embodiment, Fig. 9 is the perspective exploded view of the part-structure of light fixture shown in Fig. 8 and back board device thereof, Figure 10 is that the part-structure of light fixture shown in Fig. 8 and back board device thereof is in the perspective exploded view at another visual angle, Figure 11 is the perspective exploded view of the part-structure of back board device shown in Fig. 9, and Figure 12 is the assembled state schematic diagram of the second electrical structure shown in the first electrical structure shown in Fig. 9 and Figure 10.For make Fig. 8～Figure 12 can be clearer this second preferred embodiment of signal, therefore subelement do not draw, as light emitting source, sensing element etc.

Wherein, the light fixture 2 of this preferred embodiment and back board device 22 thereof are roughly similar to person described in the utility model the first preferred embodiment, no longer repeated, and be only briefly described at this.Similarly, light fixture 2 comprises circuit board 21, back board device 22 and lamp main body 23, and in lamp main body 23, is provided with the second electrical structure 234 that is electrically connected at circuit board 21, and back board device 22 comprises the first electrical structure 221 and back plate main body structure 222; Wherein, after lamp main body 23 is installed in second 2225 of back board device 22, the second electrical structure 234 of lamp main body 23 can electrically communicate with the first electrical structure 221 of back board device 22, make the electric current of power supply (in figure do not indicate) can transfer to circuit board 21, with so that drive light emitting source (not indicating in figure) output light.

In detail, when setter wish is installed on wall body (do not indicate in figure, can with reference to figure 7) by light fixture 2 and back board device 22 thereof, must first back board device 22 be fixed on wall body; Furthermore, setter can (in figure not indicate power lead, can be with reference to figure 7) through the line hole 2221 of the back of the body lid 2222 of back plate main body structure 222, so that power lead energy and then be connected to the first wire interconnecting piece (in figure do not indicate) and second wire interconnecting piece (not indicating in figure) of the first electrical structure 221, then, again the first surface of back plate main body structure 222 2224 is fixed on wall body, so completes the installation of back board device 22.

Moreover, after back board device 22 has been fixed, setter needs only in the first electrical structure 221 that again the second electrical structure 234 of lamp main body 23 is stretched into back board device 22 and rotates after a distance, the second electrical structure 234 just can be sticked in the first electrical structure 221, with so that lamp main body 23 is combined with back board device 22; Now, the second electrical structure 234 can be in electrical contact in the first electrical structure 221, so the electric current of power supply can be sequentially via transferring to circuit board 21 after power lead, the first electrical structure 221, the second electrical structure 234, with so that drive light emitting source output light.

In detail, when the second electrical structure 234 of lamp main body 23 is wanted the first electrical structure 221 with back board device 22 and combined, can first the first electrical hook part 2342 of the second electrical structure 234 and the second electrical hook part 2343 be stretched into the first accommodation space 2211 of the first electrical structure 221 from second end 22122 of the first draw-in groove 2212 of the first electrical structure 221 and the second end 22132 of the second draw-in groove 2213 of the first electrical structure 221 respectively; Then, lamp main body 23 and the first electrical structure 221 relatively rotate, lamp main body 23 is rotated towards direction counterclockwise or that (determine according to reference) clockwise, make the first electrical hook part 2342 and the second electrical hook part 2343 synchronizing movings, that is to say, the direction of the first end 22121 of the first electrical hook part 2342 along the first draw-in groove 2212 toward the first draw-in groove 2212 is moved, meanwhile, the second electrical hook part 2343 also the direction of the first end 22131 along the second draw-in groove 2213 toward the second draw-in groove 2213 move.

Finally, when the first electrical hook part 2342 and the second electrical hook part 2343 move to respectively one while electrically conducting position, therefore the first electrical hook part 2342 and the second electrical hook part 2343 are contacted with respectively the first light fixture connecting portion 2214 and the second light fixture connecting portion 2215, and the first electrical structure 221 and the second electrical structure 234 are and electrically conduct; And due to this position that electrically conducts corresponding draw-in groove aperture area be less than the aperture area of the second end 22122 of the first draw-in groove 2212 and the aperture area of the second end 22132 of the second draw-in groove 2213, therefore the first electrical hook part 2342 and the second electrical hook part 2343 all cannot be separated from from the first end 22121 of the first draw-in groove 2212 and the first end 22131 of the second draw-in groove 2213 respectively, therefore the first electrical structure 221 and the second electrical structure 234 can engage mutually.

What specify is, in this preferred embodiment, the guiding structural 24 of arrangements of electric connection is to comprise being formed at the guiding cylinder 241 of first on the first electrical structure 221 and the second guiding cylinder 242, and the first guiding cylinder 241 has the second end 22122 that the first guidance surface 2411 is adjacent to the first draw-in groove 2212, and the second guiding cylinder 242 has the second end 22132 that the second guidance surface 2421 is adjacent to the second draw-in groove 2213, therefore when the second electrical structure 234 of lamp main body 23 is wanted the first electrical structure 221 with back board device 22 and is combined, setter can be by the Surface Contact of the first electrical hook part 2342 of the second electrical structure 234 first being guided to the first guidance surface 2411 of cylinder 241, and the direction of the surface that makes the first electrical hook part 2342 along the first guidance surface 2411 towards wall body moves, and by the second guidance surface 2421 of the Surface Contact of the second electrical hook part 2343 of the second electrical structure 234 the second guiding cylinder 242, and the direction of the surface that makes the second electrical hook part 2343 along the second guidance surface 2421 towards wall body moves, the first electrical hook part 2342 of the second electrical structure 234 and the second electrical hook part 2343 can be taken advantage of a situation respectively to be stretched into the first accommodation space 1211 of the first electrical structure 221 from second end 22122 of the first draw-in groove 2212 of the first electrical structure 221 and the second end 22132 of the second draw-in groove 2213 of the first electrical structure 221, to prepare then to carry out follow-up movement.

Better person, guiding structural 24 more comprises the guiding projection 243 being formed at lamp main body 23, and be formed on the first electrical structure 221 and the guiding perforation 244 corresponding with guiding projection 241, therefore by being aimed to guiding perforation 244, guiding projection 243 also can assist setter the second electrical structure 234 of lamp main body 23 to be combined in to the first electrical structure 221 of back board device 22; In addition, because guiding projection 243 can carry out pivotable with respect to guiding perforation 244, therefore the first electrical hook part 2342 and the second electrical hook part 2343 are respectively at just not departing from the path that should move in the first draw-in groove 2212 and in the process of the second draw-in groove 2213 interior movements.

Certainly, the design of above-mentioned guiding projection 243 and guiding perforation 244 is variable being designed to also, guiding projection 243 be formed on the second electrical structure 234 or other with the link driving element of the second electrical structure 234 interlocks on, and guiding is bored a hole in 244 link driving element that are formed at the first electrical structure 221 interlocks; Or be variable being designed to, guiding projection be formed on the first electrical structure 221 or with the link driving element of the first electrical structure 221 interlocks on, and guiding perforation be formed at the second electrical structure 234 or with the link driving element of the second electrical structure 234 interlocks on; In addition,, although originally two change designs are with diagram signal, only those skilled in the art all can understand easily according to the explanatory note of originally two change designs.

Known according to above explanation, in this preferred embodiment, be applied to the back board device 22 of light fixture 2, the function that makes light fixture 2 be fixed on wall body not only can be provided, also there is the first electrical structure 221 being connected for the power lead that is electrically connected on power supply, and the second electrical structure 134 combines with lamp main body in advance, therefore in the process of mounted lamp 2, the first electrical structure 221 that setter only need to be combined in the second electrical structure 234 of lamp main body 23 back board device 22 just can complete wiring operation, it does not need to carry out combination action repeatedly, also need in wiring operation, not help lamp main body 23 on one side, therefore it is easily easily many that the process of mounted lamp 2 seems.

Certainly, light fixture 2 in the second preferred embodiment and back board device 22 thereof also can be carried out by those skilled in the art any equalization variation according to practical application request designs, as the first guiding cylinder 241 and second, guide cylinder 242 and can only have one of them, and the direction of its change design also can, with reference to described in the first preferred embodiment or the enlightenment obtaining in the first preferred embodiment and carrying out, not repeated at this.

Refer to Figure 13～Figure 14, Figure 13 be the utility model light fixture and back board device thereof in the part-structure schematic diagram of the lamp main body in the 3rd preferred embodiment and anti-rotation lid, Figure 14 is that the utility model light fixture and back board device thereof are in the perspective exploded view of the part-structure of the 3rd preferred embodiment.Wherein, the light fixture 2 ' of the present embodiment is roughly similar to person described in the utility model the second preferred embodiment, at this, is no longer repeated.And this preferred embodiment is with aforementioned the 3rd preferred embodiment difference, light fixture 2 ' more comprises an anti-rotation lid 25, its mode by engaging combines with lamp main body 23, so its combination is not limited, also can be the combination of locking mode, the combination of gummed mode etc., certainly, anti-rotation lid 25 and lamp main body 23 can also integrally formed mode be made.

Again, anti-rotation lid 25 includes corresponding to the first guiding cylinder 241 and second guiding the first lid groove 251 of cylinder 242 and the second lid groove 252, corresponding to the lid perforation 253 of guiding projection 243 and a plurality of anti-rotation fins 254～256 of strip ringwise, and back plate main body structure 222 more comprises an anti-rotation groove 2222 and one movable grade of stop 2223 corresponding to a plurality of anti-rotation fins 254～256.Wherein, when anti-rotation lid 25 and lamp main body 23 fasten, first electrical hook part the 2342, second electrical hook part 2343 of the second electrical structure 234 and the guiding projection 243 of guiding structural 24 bore a hole 253 through 25 first lid grooves 251, the second lid groove 252 and the lid of anti-rotation lid respectively.

Moreover, when back board device 22 as second is fixed compared with the sharp explanation of good enforcement and the first electrical hook part 2342 of the second electrical structure 234 and the second electrical hook part 2343 have been guided the guiding of cylinder 242 by the first guiding cylinder 241 and second and while having stretched into the first accommodation space 1211 of the first electrical structure 221, those anti-rotation fins 254～256 are placed in anti-rotation groove 2222, and when the second electrical structure 234 then rotates, those anti-rotation fins 254～256 also synchronously rotate along anti-rotation groove 2222, until the first electrical structure 221 and the second electrical structure 234 engage and are the relation of electrically conducting.

Again, when engaging and be, the first electrical structure 221 and the second electrical structure 234 electrically conduct while being related to, the first guiding cylinder 241 and the second guiding cylinder 242 are in the state through the first lid groove 251 and the second lid groove 252, and setter can make movable shelves stop 2223 between two anti-rotation fins 254,255 by adjusting movable shelves stop 2223, so, can limit lamp main body 23 and rotate with respect to back board device 22, and then lamp main body 23 is incorporated on back board device 22 more firmly; On the contrary, if setter wish disassembles lamp main body 23 from back board device 22, can need to adjust movable shelves stop 2223 leaves between two anti-rotation fins 254,255, therefore anti-rotation fin 254,255 just no longer by movable shelves stop shelves only, and then lamp main body 23 can be rotated with respect to back board device 22.

Refer to Figure 15～Figure 19, Figure 15 is that the utility model light fixture and back board device thereof are in the structural representation of the part-structure of the 4th preferred embodiment, Figure 16 is the perspective exploded view of the part-structure of light fixture shown in Figure 15 and back board device thereof, Figure 17 is that the part-structure of light fixture shown in Figure 15 and back board device thereof is in the perspective exploded view at another visual angle, Figure 18 is the perspective exploded view of the part-structure of back board device shown in Figure 16, and Figure 19 is that the first electrical structure shown in Figure 16 is in the structural representation at another visual angle.For make Figure 15～Figure 19 can be clearer this 4th preferred embodiment of signal, therefore subelement do not draw, as light emitting source, sensing element etc.

Wherein, the light fixture 3 of this preferred embodiment and back board device 32 thereof are roughly similar to person described in first, second preferred embodiment of the utility model, at this, no longer repeated, and be only briefly described, similarly, light fixture 3 comprises circuit board 31, back board device 32 and lamp main body 33, and in lamp main body 33, is provided with the second electrical structure 334 that is electrically connected at circuit board 31, and back board device 32 comprises the first electrical structure 321 and back plate main body structure 322; Wherein, when lamp main body 33 is installed in after back board device 32, the second electrical structure 334 of lamp main body 33 can electrically communicate with the first electrical structure 321 of back board device 32, make the electric current of power supply (in figure do not indicate) can transfer to circuit board 31, with so that drive light emitting source (not indicating in figure) output light.

Special instruction, the main difference part of this preferred embodiment and aforementioned first, second preferred embodiment is the mode that electrically conducts of the first electrical structure 321 and the second electrical structure 334.In detail, the first electrical structure 321 comprises the first wire interconnecting piece 3216, the second wire interconnecting piece 3217, privates connecting portion 3218, the first light fixture connecting portion 3214 electrically communicating with the first wire interconnecting piece 3216, the second light fixture connecting portion 3215 electrically communicating with the second wire interconnecting piece 3217 and the 3rd light fixture connecting portion 3219 electrically communicating with privates connecting portion 3218, and the second electrical structure 334 comprises the first electrical pin portion of electrical pin portion of electrical pin portion 3342, second the 3343 and the 3rd 3344; Wherein, the first wire interconnecting piece 3216, the second wire interconnecting piece 3217 and privates connecting portion 3218 are all power lead jack, and be arranged at the back side of the first electrical structure 321, and the first light fixture connecting portion 3214, the second light fixture connecting portion 3215 and the 3rd light fixture connecting portion 3219 are all electric connection jack, and be arranged at the front of the first electrical structure 321.

Moreover, when setter wish is installed on wall body (do not indicate in figure, can with reference to figure 7) by light fixture 3 and back board device 32 thereof, must first back board device 32 be fixed on wall body; Furthermore, setter can (in figure not indicate power lead, can be with reference to figure 7) through the line hole 3221 of back plate main body structure 322, with so make power lead towards the opposite direction of wall body, be inserted in respectively the first wire interconnecting piece 3216, the second wire interconnecting piece 3217 and the privates connecting portion 3218 of the first electrical structure 321, then, again the first surface of back plate main body structure 322 3224 is fixed on wall body, so completes the installation of back board device 32.

Again, after back board device 32 has been fixed, setter is as long as by lamp main body 33, the direction toward back board device 32 moves again, make the first electrical pin portion 3342 of the second electrical structure 334, the second electrical pin portion of electrical pin portion the 3343 and the 3rd 3344 is inserted in respectively the first light fixture connecting portion 3214 of the first electrical structure 321, the second light fixture connecting portion 3215 and the 3rd light fixture connecting portion 3219, so the electric current of power supply just can be sequentially via power lead, the first electrical structure 321, after the second electrical structure 334, transfer to circuit board 31, with so drive light emitting source output light.

Preferably, back board device 32 more comprises setting the first housing engagement means thereon, and lamp main body 33 comprises setting the second housing engagement means thereon, wherein, the first housing engagement means and the second housing engagement means are used so that lamp main body 33 is mutually assembled and docked with back board device 32.In this preferred embodiment, the first housing engagement means of back board device 32 comprises fixing hole 324, and the second housing engagement means of lamp main body comprises that fixing hole 335 and retaining element 336(are as screw), wherein, lamp main body 33 is fixed on second 3225 of back plate main body structure 322 after retaining element 336 is sequentially through fixing hole 335 and fixing hole 324.

Only, above are only a kind of embodiment of the first housing engagement means and the second housing engagement means, those skilled in the art can carry out according to practical application request the variation design of any equalization, as variable, be designed to, one in the first housing engagement means and the second housing engagement means is coupler construction, and another one in the first housing engagement means and the second housing engagement means is the notch corresponding to coupler construction.In addition, those skilled in the art all can be applied to the first housing engagement means and the second housing means in aforementioned and each preferred embodiment of aftermentioned by the enlightenment that obtain in this 4th preferred embodiment.

Known according to above explanation, in this preferred embodiment, be applied to the back board device 32 of light fixture 3, the function that makes light fixture 3 be fixed on wall body not only can be provided, also there is the first electrical structure 321 being connected for the power lead that is electrically connected on power supply, therefore in the process of mounted lamp 3, the first electrical structure 321 that setter only need to be combined in the second electrical structure 334 of lamp main body 33 back board device 32 just can complete wiring operation, and need in wiring operation, not help lamp main body 33 on one side, therefore that the process of mounted lamp 3 seems is easily easily many.

Certainly, light fixture 3 in the 4th preferred embodiment and back board device 32 thereof also can be carried out by those skilled in the art any equalization variation according to practical application request designs, the direction of its change design also can, with reference to described in first, second preferred embodiment or the enlightenment obtaining in first, second preferred embodiment and carrying out, not repeated at this.

Refer to Figure 20, it is that the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the back board device of the 5th preferred embodiment, wherein, the back board device 42 of the present embodiment is roughly similar to person described in the utility model the 4th preferred embodiment, at this, is no longer repeated.And this preferred embodiment is with aforementioned the 4th preferred embodiment difference, the jack openings of the first wire interconnecting piece 4216 of the first electrical structure 421, the jack openings of the second wire interconnecting piece 4217, the jack openings of privates connecting portion 4218, the jack openings of the jack openings of the first light fixture connecting portion 4214, the second light fixture connecting portion 4215 and the jack of the 3rd light fixture connecting portion 4219 all extend towards the rightabout of wall body.

Therefore, setter is (not indicating in figure at wall body in stationary backplate device 42, can be with reference to figure 7) in process, can first power lead (not indicated in figure, can be with reference to figure 7) through the line hole 4221 of back plate main body structure 422, with so make power lead towards the direction of wall body, insert respectively the first wire interconnecting piece 4216, the second wire interconnecting piece 4217 and the privates connecting portion 4218 of the first electrical structure 421, then, again back plate main body structure 422 is fixed on wall body, so completes the installation of back board device 42.

Similarly, after back board device 42 is fixed, setter is not as long as (in figure indicate lamp main body again, can be with reference to Figure 15) toward the direction of back board device 42, move, the second electrical structure (is not indicated in figure, can be with reference to Figure 15) the first electrical pin portion (in figure, do not indicate, can be with reference to Figure 15), the second electrical pin portion (does not indicate in figure, can be with reference to Figure 15) and the 3rd electrical pin portion (in figure, do not indicate, can be with reference to Figure 15) be inserted in respectively the first light fixture connecting portion 4214 of the first electrical structure 421, the second light fixture connecting portion 4215 and the 3rd light fixture connecting portion 4219, so the electric current of power supply just can sequentially (not indicate in figure via power lead, can be with reference to figure 7), the first electrical structure 421, after the second electrical structure, transferring to circuit board (does not indicate in figure, can be with reference to Figure 15), with so drive light emitting source output light.

Preferably, the first wire interconnecting piece 4216 of the first electrical structure 421, the second wire interconnecting piece 4217, privates connecting portion 4218, the first light fixture connecting portion 4214, the second light fixture connecting portion 4215 and the 3rd light fixture connecting portion 4219 are matrix form to be arranged, and the first wire interconnecting piece 4216, the second wire interconnecting piece 4217, privates connecting portion 4218 are positioned at the top in the line hole 4221 of back plate main body structure 422.

Refer to Figure 21, it is that the utility model light fixture and back board device thereof are in the part-structure schematic diagram of the back board device of the 6th preferred embodiment, wherein, the back board device 52 of the present embodiment is roughly similar to person described in the utility model the 5th preferred embodiment, at this, is no longer repeated.And this preferred embodiment is with aforementioned the 5th preferred embodiment difference, the first electrical structure 521 also comprises and is privates connecting portion 5210 and the 4th light fixture connecting portion 5211 electrically communicating, and the first wire interconnecting piece 5216 of the first electrical structure 521, the second wire interconnecting piece 5217, the first light fixture connecting portion 5214 and the second light fixture connecting portion 5215 are defined as the first group, and privates connecting portion 5218, privates connecting portion 5210, the 3rd light fixture connecting portion 5219 and the 4th light fixture connecting portion 5211 are defined as the second group, Qie Gailiang group divides and is arranged.

In this preferred embodiment, the first wire interconnecting piece 5216, the second wire interconnecting piece 5217, privates connecting portion 5218 and privates connecting portion 5210 are respectively live wire wire interconnecting piece, center line wire interconnecting piece, ground wire wire interconnecting piece and empty pin connecting portion, so this is only an embodiment, and those skilled in the art can carry out according to practical application request the permutation and combination design of any equalization.

Certainly, in this preferred embodiment, the second electrical structure (does not indicate in figure, can be with reference to Figure 15) more include the 4th electrical pin portion (not indicating in figure) that corresponds to the 4th light fixture connecting portion 5211, and the first electrical pin portion of the second electrical structure (does not indicate in figure, can be with reference to Figure 15), the second electrical pin portion (does not indicate in figure, can be with reference to Figure 15), the 3rd electrical pin portion (does not indicate in figure, can be with reference to Figure 15) and the position of the 4th electrical pin portion correspond to the first light fixture connecting portion 5214 of the first electrical structure, the second light fixture connecting portion 5215, the position of the 3rd light fixture connecting portion 5219 and the 4th light fixture connecting portion 5211, after being fixed in back board device 52, setter is not as long as (in figure indicate lamp main body again, can be with reference to Figure 15) toward the direction of back board device 52, move, just can make the first electrical pin portion of the second electrical structure, the second electrical pin portion, the 3rd electrical pin portion and the 4th electrical pin portion are inserted in respectively the first light fixture connecting portion 5214 of the first electrical structure 521, the second light fixture connecting portion 5215, the 3rd light fixture connecting portion 5219 and the 4th light fixture connecting portion 5211, so the electric current of power supply just can sequentially (not indicate in figure via power lead, can be with reference to figure 7), the first electrical structure 521, after the second electrical structure, transferring to circuit board (does not indicate in figure, can be with reference to Figure 15), with so drive light emitting source output light.

Refer to Figure 22 and Figure 23, Figure 22 be the utility model light fixture and back board device thereof in the perspective exploded view of the part-structure of the 7th preferred embodiment, Figure 23 is that the part-structure of light fixture shown in Figure 22 and back board device thereof is in the perspective exploded view at another visual angle.For make Figure 22 and Figure 23 can be clearer this 7th preferred embodiment of signal, therefore subelement do not draw, as light emitting source, sensing element etc.Wherein, the lamp main body 63 of this preferred embodiment and back board device 62 and be roughly similar to person described in the utility model the 5th preferred embodiment, no longer repeated at this.

And this preferred embodiment is with aforementioned the 5th preferred embodiment difference, the first light fixture connecting portion 6214, the second light fixture connecting portion 6215 and the 3rd light fixture connecting portion 6219 of the first electrical structure 621 are all electrical pin shape, and the second electrical structure 634 that is electrically connected on circuit board 61 comprises that the first electric connection jack 6342, second is electrically connected jack 6343 and the 3rd and is electrically connected jack 6344 accordingly.

Be with, after back board device 62 has been fixed, setter is as long as by lamp main body 63, the direction toward back board device 62 moves again, make first of the second electrical structure 634 be electrically connected jack 6342, second is electrically connected jack 6343 and the 3rd is electrically connected jack 6344 by the first light fixture connecting portion 6214 of the first electrical structure 621, the second light fixture connecting portion 6215 and the 3rd light fixture connecting portion 6219 insert, so the electric current of power supply just can sequentially (not indicate in figure via power lead, can be with reference to figure 7), the first electrical structure 621, after the second electrical structure 634, transfer to circuit board 61, with so drive light emitting source output light.

Refer to Figure 24 and Figure 25, Figure 24 be the utility model light fixture and back board device thereof in the part-structure schematic diagram of the back board device of the 8th preferred embodiment, Figure 25 is that back board device shown in Figure 24 is in the structural representation at another visual angle.Wherein, the back board device 72 of the present embodiment is roughly similar to person described in the utility model the 4th preferred embodiment, at this, is no longer repeated.And this preferred embodiment is with aforementioned the 4th preferred embodiment difference, at least part of the first electrical structure 721 is exposed to outside back plate main body structure 722 structures, that is to say, the first wire interconnecting piece 7216 of the first electrical structure 7212, the second wire interconnecting piece 7217 and privates connecting portion 7218 are that position is at the first surface 7224 of back plate main body structure 722, and the first light fixture connecting portion 7214 of the first electrical structure 721, the second light fixture connecting portion 7215 and the 3rd light fixture connecting portion 7219 are that position is at the second surface 7225 of back plate main body structure 722, and the first wire interconnecting piece 7216, the second wire interconnecting piece 7217 and privates connecting portion 7218 extend towards the direction of wall body through back plate main body structure 722.

Therefore, setter (does not indicate in figure at wall body in stationary backplate device 72, can be with reference to figure 7) process in, power lead (does not indicate in figure, can be with reference to figure 7) must be again through the line hole of back plate main body structure 722, namely back plate main body structure 722 does not need to arrange line hole, but directly power lead is inserted respectively to the first wire interconnecting piece 7216 of the first electrical structure 721 towards the opposite direction of wall body, the second wire interconnecting piece 7217 and privates connecting portion 7218, then, again the first surface of back plate main body structure 722 7224 is fixed on wall body, so complete the installation of back board device 72.

Similarly, after back board device 72 has been fixed, setter is not as long as (in figure indicate lamp main body again, can be with reference to Figure 15) toward the direction of back board device 72, move, the second electrical structure (is not indicated in figure, can be with reference to Figure 15) the first electrical pin portion (in figure, do not indicate, can be with reference to Figure 15), the second electrical pin portion (does not indicate in figure, can be with reference to Figure 15) and the 3rd electrical pin portion (in figure, do not indicate, can be with reference to Figure 15) be inserted in respectively the first light fixture connecting portion 7214 of the first electrical structure 721, the second light fixture connecting portion 7215 and the 3rd light fixture connecting portion 7219, so the electric current of power supply just can be sequentially via power lead, the first electrical structure 721, after the second electrical structure, transferring to circuit board (does not indicate in figure, can be with reference to Figure 15), with so drive light emitting source output light.

Certainly, those skilled in the art all can be applied in aforementioned the five～seven preferred embodiment by the enlightenment that obtain in this 8th preferred embodiment.

Only the foregoing is only preferred embodiment of the present utility model, not in order to limit claim scope of the present utility model, therefore all other do not depart from the equivalence completing under the spirit that the utility model discloses and changes or modify, and all should be contained in scope of the present utility model.

Claims

1. a back board device that is applied to light fixture, is characterized in that, comprising:

2. the back board device that is applied to light fixture as claimed in claim 1, is characterized in that, this at least one wire interconnecting piece is exposed to this first surface of this back plate main body structure; Or be this second that this at least one wire interconnecting piece is exposed to this back plate main body structure, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

3. the back board device that is applied to light fixture as claimed in claim 1 or 2, it is characterized in that, in this lamp main body, be provided with one second electrical structure, and this second electrical structure comprises at least one electrical hook part, and this first electrical structure also comprises at least one draw-in groove, or be that this second electrical structure comprises this at least one draw-in groove, and this first electrical structure also comprise this at least one electrical hook part; Wherein, when this at least one electrical hook part stretches into this at least one draw-in groove and directly conflicts this at least one light fixture connecting portion, or after stretching into this at least one draw-in groove, moves this at least one electrical hook part, and when this at least one electrical hook part moves to one when electrically conducting position and contacting this at least one light fixture connecting portion, between this lamp main body and this back board device, by an electrical isolation relationship conversion, be the relation that electrically conducts.

4. the back board device that is applied to light fixture as claimed in claim 3, is characterized in that, this first electrical structure has one first accommodation space and at least one conducting element, and this at least one conducting element is arranged in this first accommodation space; Wherein, this at least one wire interconnecting piece and this at least one light fixture connecting portion are positioned at two ends of this at least one conducting element relatively.

5. the back board device that is applied to light fixture as claimed in claim 3, it is characterized in that, this at least one draw-in groove comprises one first draw-in groove and one second draw-in groove, and this at least one light fixture connecting portion comprises one first light fixture connecting portion and one second light fixture connecting portion, and this at least one electrical hook part comprises one first electrical hook part and one second electrical hook part; Wherein, this the first light fixture connecting portion and this second light fixture connecting portion are adjacent to respectively a first end of this first draw-in groove and a first end of this second draw-in groove, and this first electrical hook part is used to after one second end through this first draw-in groove, direction along this first draw-in groove toward this first end of this first draw-in groove moves, and this second electrical hook part is used to after one second end through this second draw-in groove, the direction along this second draw-in groove toward this first end of this second draw-in groove moves; Wherein, when this first electrical hook part moves to this and electrically conducts position, this first electrical hook part contacts this first light fixture connecting portion, and this second electrical hook part contacts this second light fixture connecting portion.

6. the back board device that is applied to light fixture as claimed in claim 5, it is characterized in that, the aperture area of this second end of this first draw-in groove is greater than the aperture area of this first end of this first draw-in groove, and the aperture area of this second end of this second draw-in groove is greater than the aperture area of this first end of this second draw-in groove.

7. the back board device that is applied to light fixture as claimed in claim 5, is characterized in that, this first draw-in groove and this second draw-in groove are arc-shaped slot.

8. the back board device that is applied to light fixture as described in claim the 1 or 2, is characterized in that, this at least one wire interconnecting piece is at least one power lead jack.

9. the back board device that is applied to light fixture as claimed in claim 8, it is characterized in that, in this lamp main body, be provided with one second electrical structure that comprises at least one electrical pin portion, and this at least one light fixture connecting portion is at least one electric connection jack, or be to be provided with this second electrical structure that comprises this at least one electric connection jack in this lamp main body, and this at least one light fixture connecting portion to be this at least one electrical pin portion; Wherein, when this at least one electrical pin portion is used to this lamp main body and is installed in this back plate main body structure, be inserted in this at least one electric connection jack.

10. the back board device that is applied to light fixture as claimed in claim 9, is characterized in that, this at least one power lead jack and this at least one electrical pin jack are matrix form and arrange.

11. back board devices that are applied to light fixture as claimed in claim 1 or 2, is characterized in that, this back plate main body structure and this first electrical structure are two free-standing elements, or are that this back plate main body structure and this first electrical structure are one of the forming.

12. back board devices that are applied to light fixture as claimed in claim 1 or 2, is characterized in that, this at least one power lead comprises at least one in live wire, ground wire and center line.

13. back board devices that are applied to light fixture as claimed in claim 1 or 2, it is characterized in that, this back plate main body structure also comprises at least one locking perforation and at least one lock member, and this at least one lock member is used to stretch into this wall body through after this at least one locking perforation, and this back plate main body structure is fixed on this wall body.

14. back board devices that are applied to light fixture as claimed in claim 1 or 2, is characterized in that, this wall body comprises a wall and a terminal box, and this terminal box is embedded in a cavities of this wall at least partly; Wherein, this at least one power lead is stretched out outside this cavities by this terminal box.

15. back board devices that are applied to light fixture as claimed in claim 14, is characterized in that, this terminal box also comprises a supporting plate, and this supporting plate is fixed on an opening of this cavities, and this back plate main body structure is arranged on this supporting plate.

16. back board devices that are applied to light fixture as claimed in claim 1 or 2, is characterized in that, this wall body is a ceiling or a wall.

17. back board devices that are applied to light fixture as claimed in claim 2, is characterized in that, this first electrical structure is positioned at the top in this at least one line hole.

18. 1 kinds of light fixtures, is characterized in that, comprising:

One lamp main body, has at least one light emitting source;

One back board device, comprising:

19. light fixtures as claimed in claim 18, is characterized in that, this at least one wire interconnecting piece is exposed to this first surface of this back plate main body structure; Or be that this at least one wire interconnecting piece is exposed to this second, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

20. light fixtures as described in claim 18 or 19, it is characterized in that, in this lamp main body, be provided with one second electrical structure, and this second electrical structure comprises at least one electrical hook part, and this first electrical structure also comprises at least one draw-in groove, or be that this second electrical structure comprises this at least one draw-in groove, and this first electrical structure also comprise this at least one electrical hook part; Wherein, when this at least one electrical hook part stretches into this at least one draw-in groove and directly conflicts this at least one light fixture connecting portion, or after stretching into this at least one draw-in groove, moves this at least one electrical hook part, and when this at least one electrical hook part moves to one when electrically conducting position and contacting this at least one light fixture connecting portion, between this lamp main body and this back board device, by an electrical isolation relationship conversion, be the relation that electrically conducts.

21. light fixtures as claimed in claim 20, is characterized in that, this first electrical structure has one first accommodation space and at least one conducting element, and this at least one conducting element is arranged in this first accommodation space; Wherein, this at least one wire interconnecting piece and this at least one light fixture connecting portion are positioned at the two ends of this at least one conducting element relatively.

22. light fixtures as claimed in claim 20, it is characterized in that, this at least one draw-in groove comprises one first draw-in groove and one second draw-in groove, and this at least one light fixture connecting portion comprises one first light fixture connecting portion and one second light fixture connecting portion, and this at least one electrical hook part comprises one first electrical hook part and one second electrical hook part; Wherein, this the first light fixture connecting portion and this second light fixture connecting portion are adjacent to respectively a first end of this first draw-in groove and a first end of this second draw-in groove, and this first electrical hook part is used to after one second end through this first draw-in groove, direction along this first draw-in groove toward this first end of this first draw-in groove moves, and this second electrical hook part is used to after one second end through this second draw-in groove, the direction along this second draw-in groove toward this first end of this second draw-in groove moves; Wherein, when this first electrical hook part moves to this and electrically conducts position, this first electrical hook part contacts this first light fixture connecting portion, and this second electrical hook part contacts this second light fixture connecting portion.

23. light fixtures as claimed in claim 22, it is characterized in that, the aperture area of this second end of this first draw-in groove is greater than the aperture area of this first end of this first draw-in groove, and the aperture area of this second end of this second draw-in groove is greater than the aperture area of this first end of this second draw-in groove.

24. light fixtures as claimed in claim 23, is characterized in that, this first draw-in groove and this second draw-in groove are arc-shaped slot.

25. light fixtures as described in claim 18 or 19, is characterized in that, this at least one wire interconnecting piece is at least one power lead jack.

26. light fixtures as claimed in claim 25, it is characterized in that, in this lamp main body, be provided with one second electrical structure that comprises at least one electrical pin portion, and this at least one light fixture connecting portion is at least one electric connection jack, or be to be provided with this second electrical structure that comprises this at least one electric connection jack in this lamp main body, and this at least one light fixture connecting portion to be this at least one electrical pin portion; Wherein, when this at least one electrical pin portion is used to this lamp main body and is installed in this back plate main body structure, be inserted in this at least one electric connection jack.

27. light fixtures as claimed in claim 26, is characterized in that, this at least one power lead jack and this at least one electrical pin jack are matrix form and arrange.

28. light fixtures as described in claim 18 or 19, is characterized in that, this back plate main body structure and this first electrical structure are two free-standing elements, or are that this back plate main body structure and this first electrical structure are integrally formed.

29. light fixtures as described in claim 18 or 19, is characterized in that, this at least one power lead comprises at least one in live wire, ground wire and center line.

30. light fixtures as described in claim 18 or 19, it is characterized in that, this back plate main body structure also comprises at least one locking perforation and at least one lock member, and this at least one lock member is used to stretch into this wall body through after this at least one locking perforation, and this back plate main body structure is fixed on this wall body.

31. light fixtures as described in claim 18 or 19, is characterized in that, this wall body comprises a wall and a terminal box, and this terminal box is embedded in a cavities of this wall at least partly; Wherein, this at least one power lead is stretched out outside this cavities by this terminal box.

32. light fixtures as claimed in claim 31, is characterized in that, this terminal box also comprises a supporting plate, and this supporting plate is fixed on an opening of this cavities, and this back plate main body structure is arranged on this supporting plate.

33. light fixtures as described in claim 18 or 19, is characterized in that, this wall body is a ceiling or a wall, or this lamp main body also has a sensing element, or this light fixture is an indoor lamp or an outdoor lamp.

34. 1 kinds of light fixtures, is characterized in that, comprising:

One lamp main body, has at least one light emitting source; And

One back board device, comprising:

35. light fixtures as claimed in claim 34, it is characterized in that, this at least one wire interconnecting piece is exposed to this second, and this back plate main body structure has at least one line hole, and be electrically connected on this power supply and from this at least one power lead of this wall body, in being electrically connected at this at least one wire interconnecting piece through behind this at least one line hole.

36. light fixtures as claimed in claim 34, is characterized in that, this lamp main body also comprises a circuit board, in order to drive this at least one light emitting source output light.

37. light fixtures as claimed in claim 34, is characterized in that, this back board device also comprises setting one first housing engagement means thereon, with the one second housing engagement means with being arranged at this lamp main body, and assembling docking mutually.

38. light fixtures as claimed in claim 34, is characterized in that, this second electrical structure is with assembling mode or one-body molded mode, is arranged in this lamp main body.