Detailed description of the invention
Based on accompanying drawing, specific embodiment of the utility model is further elaborated below.Should be understood that, the explanation of the utility model embodiment is not used in and limits protection domain of the present utility model herein.
Refer to Fig. 1 and Fig. 2, the structural representation of its a kind of LED spotlight 100 provided for the utility model and three-dimensional exploded view.Described LED spotlight 100 comprises a heat conduction lampshade 10, a light source module 20 being arranged on 10 li, this heat conduction lampshade, a light direction along this bright dipping module 20 is arranged on the lens module 30 of 10 li, described heat conduction lampshade, and a power supply module 40 being arranged on described heat conduction lampshade 10 backlight side.Described LED spotlight 100 can also comprise the mounting structures such as the buckle be arranged on the outer wall of described heat conduction lampshade 10 both sides, and it is not emphasis of the present utility model, just repeats no more at this.
Refer to Fig. 2 and Fig. 3, described heat conduction lampshade 10, for being close to mutually with the LED chip 21 of following light source module 20, distributes with the amount of heat this LED chip 21 produced.Meanwhile, described heat conduction lampshade 10 can match with described lens module 30 angle and the range of exposures that adjust emergent ray further, thus reaches better light-out effect.Described heat conduction lampshade 10 can adopt the Heat Conduction Material of easy heat conduction to make.In the present embodiment, described heat conduction lampshade 10 adopts that metal is one-body molded to be made, with heat radiation performance.The shape of described heat conduction lampshade 10 technology known by those skilled in the art can make arbitrary shape.In the present embodiment, described heat conduction lampshade 10 can be made horn-like or bowl-shape, and the length of this heat conduction lampshade 10 on the light direction of the LED chip 21 along described light source module 20 and bell-mouthed size set according to light-out effect, then can be set to match with the shape size of described lens module 30 with this lens module 30 accommodating bottom the loudspeaker of this heat conduction lampshade 10.Described heat conduction lampshade 10 comprises the through hole 11 that two are respectively used to the assembled portion 3213 wearing following lens module 30, and for the hole 12 of the wire 22 that wears following light source module 20.Described through hole 11 is offered as facing with the assembled portion 3213 of following lens module 30.The size of described hole 12 and shape are set to pass following wire 22.In the present embodiment, described hole 12 is offered and is roughly the twisted shape perforation that waist is thin, two is thick, and the waist of this hole 12 and through hole 11 described in one of them partly overlap, the setting of this hole 12 can not only make following wire 22 pass through smoothly, and described LED chip 21 can be made to pass through to facilitate installation.
Refer to Fig. 2 and Fig. 4, described light source module 20 comprises a light source being arranged on following lens module 30 and arranges LED chip 21 in hole 3211, and two for transmit electric power for described LED chip 21 and the wire being arranged on following lens module 30 arranges the wire 22 in groove 3212.Namely described LED chip 21 is arranged on by light emitting diode cover ring epoxy resins luminous component substrate being formed described LED spotlight 100 after completing encapsulation.Described two wires 22 connect the positive pole of the light emitting diode of described LED chip 21 and negative pole respectively to carry the electric power of described power supply module 40 to drive this LED chip 21 luminous.In the present embodiment, described LED chip 21 adopts circular COB chip on board (Chip on Board, COB), substrate then adopts quadrangle (such as square) metal base, the described circular COB chip on board light source then faced on following lens carrier 32 arranges bright dipping hole or the transparent material in hole 3211, and described substrate is then contained in described light source and arranges on the step in hole 3211.The technology of described light source module 20 known by those skilled in the art, just this light source module 20 coordinates with miscellaneous part for convenience of explanation herein, and composition, the specification of this light source module 20 just repeat no more at this.The thickness of described LED chip 21 on the light direction along this LED chip 21 is set to be greater than the degree of depth that following light source arranges hole 3211, is close to described heat conduction lampshade 10 to make this LED chip 21.Described wire 22 is contained in following wire after connecting described LED chip 21 and arranges in groove 3212, thus these two wires 22 can not be stopped, and described LED chip 21 is close to described heat conduction lampshade 10.Described wire 22 can from following wire arrange groove 3212 lead further establish and through described heat conduction lampshade 10 hole 12 and be connected with described power supply module 40.It is envisioned that in order to wear described wire 22 to realize electrical connection, following power supply bottom 41 offers the through hole (not indicating in figure) for wearing this wire 22.Thus, in the present embodiment, described wire 22 is successively through the hole 12 of heat conduction lampshade 10, the through hole of following power supply bottom 41.Then, the two ends of described wire 22 can be electrically connected with described LED chip 31 and power supply module 40 respectively by the mode of scolding tin.It is envisioned that described wire 22 can bend so that wear.
Refer to Fig. 2, Fig. 4 and Fig. 5, described lens module 30 comprises lens 31, lens carrier 32 and a set of lenses be arranged on this lens carrier 32 shelves 33.Described lens 31 are folded in described lens carrier 32 and described set of lenses is shelved between 33.Described lens 31 for reflecting the light of described light source module 20 outgoing, the process such as refraction to be to obtain the light efficiency of needs.In the present embodiment, described lens 31 are roughly arranged to horn-like or bowl-shape.The technology all known by those skilled in the art such as shape, specification of described lens 31, just repeats no more at this.Described lens carrier 32 for supporting, fixing described lens 31 to be to make the optical axis coincidence of the LED chip 21 of the optical axis of these lens 31 and described light source module 20 and to fix the relative position of described lens 31.Described lens carrier 32 can adopt Shooting Technique to make.It is horn-like or bowl-shape that the shape of described lens carrier 32 is set to match with described lens 31.Described lens carrier 32 comprises one for arranging bottom 321 and the sidewall 322 for supporting bottom this 321 of described light source module 20.The bottom 321 of described lens carrier 32 comprises a light source for the LED chip 21 arranging described light source module 20 and arranges hole 3211, two are separately positioned on the wire that this light source arranges both sides, hole 3211 and arrange groove 3212, and two assembled portion 3213 extended out towards the rightabout of described LED chip 21 light direction.Described light source arranges hole 3211 and is set to face with the LED chip 21 of described light source module 20.Described light source arranges the shape of the LED chip 21 of the shape in hole 3211, size and described light source module 20, size matches, preferably this light source arranges hole 3211 and described LED chip 21 interference fit, thus makes the LED chip 21 of described light source module 20 not easily slide and affect lighting effect.It is conceivable that, the bright dipping hole of the bottom 321 of this lens carrier 32 can be arranged to penetrate in the position that the LED chip 21 that described light source arranges hole 3211 and described light source module 20 faces, also transparent material can be arranged to emergent ray, not the utility model emphasis owing to going out optical issue, just repeat no more at this.Described wire arranges groove 3212 and is opened in the both sides that described light source arranges hole 3211 respectively.Described wire arranges the two piece wires 22 of groove 3212 for accommodating described light source module 20, thus the LED chip 21 making these two wires 22 be unlikely to intercept described light source module 20 is close to mutually with described heat conduction lampshade 10, affect radiating effect to avoid there is gap between described LED chip 21 and described heat conduction lampshade 10.Described assembled portion 3213 is located in the through hole 11 of described heat conduction lampshade 10, assembles joint for by described lens carrier 32 and described lens module 30 with described power supply module 40.Described assembled portion 3213 can be screwed hole can be also stud, and to coordinate with described power supply module 40 and to complete assembling, its concrete assembling mode asks for an interview the content of following power supply module 40.The sidewall 322 of described lens carrier 32 can be made with described bottom 321 is one-body molded.Described sidewall 322 is arranged to bowl-shape cambered surface to wrap up described lens 31.Described lens carrier 32 is connected to described set of lenses and shelves on 33.Shelve on 33 to realize that described lens carrier 32 is connected to described set of lenses, described lens carrier 32 also comprises at least one and is arranged on buckle 323 on described sidewall 222.Described buckle 323 shelves 33 for being connected to described set of lenses.Described set of lenses is shelved 33 and is comprised at least one draw-in groove 331 coordinated with described buckle 323.The shape that described set of lenses shelves 33 can be set to a tubular structure, and is provided with a circle in one end of this tubular structure and stops that step prevents this lens 31 landing to stop described lens 31 on the light direction along described LED chip 21.Described draw-in groove 331 is opened on sidewall that described set of lenses shelves the other end of 33 to coordinate with described buckle 323.Described set of lenses is shelved 33 said structures and is arranged so that this set of lenses is shelved 33 and can be assembled into a module, so that follow-up assembling with described lens 31, described lens carrier 32.
Refer to Fig. 1, Fig. 2 and Fig. 6, described power supply module 40 comprises a power supply bottom 41, power supply top cover 42 be arranged on described power supply bottom 41, and a power supply 43 be folded between described power supply bottom 41 and described power supply top cover 42.Described power supply bottom 41 is for carrying described power supply 43.It is discoid to receive the bottom of described heat conduction lampshade 10 that described power supply bottom 41 can adopt ambroin to make.In the present embodiment, in order to described power supply module 40 being arranged on the assembling described heat conduction lampshade 10 completing described LED spotlight 100, described power supply bottom 41 comprises two assembly holes 411 coordinated with the assembled portion 3213 on the bottom 321 of described lens carrier 32 respectively.In order to complete assembling, described power supply module 40 also comprises two screws 44, and now, the assembled portion 3213 of described lens carrier 32 is corresponding screwed hole.When assembling, first by two assembled portion 3213(on described lens carrier 32 and screwed hole) through the through hole 11 of described heat conduction lampshade 10, then the assembled portion 3213(described two screws 44 being each passed through the assembly hole 411 on described power supply bottom 41 and being screwed onto on described lens carrier 32 and screwed hole) on.In addition, described power supply module 40 also can comprise two nut (not shown)s, and now, the assembled portion 3213 of described lens carrier 32 can be the stud (not shown) of corresponding matching.During assembling, first by two assembled portion 3213(on described lens carrier 32 and stud) through the through hole 11 of described heat conduction lampshade 10, then two described studs are passed described assembly hole 411, finally two described nuts are screwed onto respectively on corresponding described stud with the relative position of fixing described lens carrier 32 with described power supply bottom 41.By above-mentioned two kinds of mounting means, described power supply bottom 41 can be bonded together with described lens module 30, and described heat conduction lampshade 10 is folded between described power supply bottom 41 and described lens module 30.Meanwhile, described power supply module 40 realizes assembling by described power supply bottom 41 again, thus just can be realized the assembling of described LED spotlight 100 by above-mentioned two kinds of mounting means.Also therefore, described LED spotlight 100, by after assembly mould blocking, is coordinated with fastening nuts with screwed hole immovable fitting or stud by above-mentioned simple screw, just can realize assembling quickly and easily.Described power supply top cover 42 also can adopt ambroin to make the circular lid matched with described power supply bottom 41.Described power supply top cover 42 covers mutually with described power supply bottom 41, thus formation one is held and protects the box body of described power supply 43.In the present embodiment, described power supply top cover 42 is linked together by snap fit with affiliated power supply bottom 41.Described power supply top cover 42 can arrange at least one top cover buckle 421 inside its box side wall, described power supply bottom 41 arranges the bottom draw-in groove 412 of at least one corresponding cooperation, thus realizes described power supply top cover 42 and linked together by snap fit with power supply bottom 41.Describedly it may occur to persons skilled in the art that, described power supply bottom 41, power supply top cover 42 also can adopt other materials to make, such as metal, but in order to ensure safety, described power supply 43 can adopt corresponding insulation measures, such as wrap insulate diaphragm etc.Described power supply 43 comprises circuit board, and the electronic devices and components such as inductance, resistance, electric capacity be electrically connected on the board, electric power is provided by voltage transitions, electric current conversion to give described light source module 20 by civil power, work to drive this light source module 20, it is state of the art, just repeats no more at this.
Compared with prior art, LED chip 21 thickness of light source module 20 arranges and is greater than the degree of depth that described light source arranges hole 3211 by the utility model LED spotlight 100, described LED chip 21 is directly close to described heat conduction lampshade 10, thus the amount of heat produced when the LED chip 21 of described light source module 20 being worked is spread by described heat conduction lampshade 10.Thus, the utility model LED spotlight 100 does not need to arrange radiator specially, thus light fixture overall construction design is simplified, and has saved manufacturing cost simultaneously.
These are only preferred embodiment of the present utility model, and be not used in limitation protection domain of the present utility model, any amendment in the utility model spirit, equivalently to replace or improvement etc., be all encompassed in right of the present utility model.