CN204114644U - A kind of LED with luring rail - Google Patents
A kind of LED with luring rail Download PDFInfo
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- CN204114644U CN204114644U CN201420524769.9U CN201420524769U CN204114644U CN 204114644 U CN204114644 U CN 204114644U CN 201420524769 U CN201420524769 U CN 201420524769U CN 204114644 U CN204114644 U CN 204114644U
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- led
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- luminescence chip
- shell
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Abstract
The utility model provides a kind of LED with luring rail, is characterized in that, at least comprise LED cell-shell (1), comprise the substrate (2) of multiple submounts (6) and the LED luminescence chip group (3) corresponding to described multiple submounts (6) quantity; Wherein, the inner surface of side by luring rail (5) to be attached at described LED cell-shell (1) of a described submounts (6), a described LED luminescence chip group (3) is attached at the opposite side of a described substrate (6), wherein, the described inner surface luring rail (5) to be arranged at LED cell-shell 1, and described in lure the shape of the shape of rail (5) and described submounts (6) to adapt.The utility model lures rail by arranging on described LED cell-shell, makes described substrate can not form current interference mutually, thus improves stability and the performance of LED.This radiating mode is easier, is easy to operation and realizes, having good market value.
Description
Technical field
The utility model relates to field of LED illumination, especially a kind of LED, particularly, relates to the LED with luring rail.
Background technology
Along with the widespread adoption of LED, as the advantage of emerging illumination new light sources, embodied day by day significantly, but simultaneously, the unidirection luminous property of price, LED and LED need large-area heat abstractor.
The puzzlement of following several item also becomes the part obstruction of LED illumination development day by day.
A, price: LED illumination is made up of LED light source, power drives, LED heat abstractor and bulb structure four major parts, along with constantly dropping of LED light source price, the Cost Problems of other three parts becomes severe.
B, large-scale heat abstractor
A large amount of heats can be produced due to during LED luminescence; for protection properties of product are stablized in design; must assist heat radiation with large-area metal, this part metal adds the directionality that light fixture cost limits the unidirectional bright dipping of LED, goes back the globality of the light fixture bright dipping of partial occlusion.
Such as, number of patent application is 201310242060.X, utility model name is called " LED chip U-tube heat dissipation, energy conservation lamp ", and number of patent application is 201310190476.1, patent name is that " a kind of linear LED light source " all proposes respective technical solution.Correspondingly, also segmentation scheme is had to propose the technical scheme attaching the substrate with luminescence chip on bulb housing, and the problem that such scheme is brought is contacting with each other of substrate the electric charge on substrate may be caused to cause interfere with each other, the purpose of this utility model solves the problems of the technologies described above.
Utility model content
May deposit for LED in prior art and contact between the substrates and cause the technological deficiency that the aspect such as electric charge interference exists, the purpose of this utility model is to provide a kind of LED with luring rail, is characterized in that, at least comprise LED cell-shell 1, comprise the substrate 2 of multiple submounts 6 and the LED luminescence chip group 3 corresponding to described multiple submounts 6 quantity; Wherein, the inner surface of side by luring rail 5 to be attached at described LED cell-shell 1 of a described submounts 6, a described LED luminescence chip group 3 is attached at the opposite side of a described substrate 6, wherein, the described inner surface luring rail 5 to be arranged at LED cell-shell 1, and described in lure the shape of the shape of rail 5 and described submounts 6 to adapt.
Preferably, described in lure rail 5 to comprise multiple son to lure rail 51, and described multiple son lures rail 51 to extend along the inner surface of described LED cell-shell 1 centered by the top of described LED cell-shell 1.
Preferably, described multiple son lures the junction of rail 51 to have stop part 52.
Preferably, described son lures the length of rail 51 to be less than the length of described submounts 6, and the part that described son lures the end of rail 51 and described submounts 6 to attach is the acclive structure of tool.
Preferably, lure rail 5 for groove-like described in.
Preferably, described in lure rail 5 be described LED cell-shell 1 inner surface etching or compacting form, and described in lure rail 5 to be depressed in the inner surface of described LED cell-shell 1.
Preferably, the thickness of rail 5 is lured to be preferably 50% of the thickness of described LED cell-shell 1 described in.
Preferably, described in lure rail 5 for individual components, and be attached to the inner surface of described LED cell-shell 1.
Preferably, the outside on the top of described submounts 6 scribbles insulating paint.
Preferably, described substrate 2 is wavy, and the wavy radian at the top of described substrate 2 is less than the wavy radian of the pars intermedia of described substrate 2.
Preferably, described LED luminescence chip group 3 comprises one or more LED luminescence chip; And when described LED luminescence chip group 3 comprises multiple LED luminescence chip, be connected in series by bonding line 22 between described multiple LED luminescence chip, the anode of described multiple LED luminescence chip is electrically connected on described substrate 2, and the negative electrode of described multiple LED luminescence chip is connected with a FPC 4 to make to form current supply circuit with power supply.
Preferably, described FPC 4 comprises L binding post, N binding post, FPC anode and FPC negative electrode, described FPC negative electrode is connected with the cathodic electricity of described multiple LED luminescence chip, and described FPC anode is electrically connected with described substrate 2.
Preferably, described substrate 2 is transparence or translucent.
The utility model is by being close to LED cell-shell by LED luminescence chip, LED luminescence chip fully can be contacted in bulb housing, and then enable LED luminescence chip closer to the external world, make LED luminescence chip can more easily be dispersed into the external world to go, greatly increase radiating efficiency, improve service life and the service efficiency of LED.Luring rail by arranging on described LED cell-shell simultaneously, making described substrate can not form current interference mutually, thus improve stability and the performance of LED.This radiating mode is easier, is easy to operation and realizes, having good market value.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 illustrates according to a detailed description of the invention of the present utility model, the structural representation of LED;
Fig. 2 illustrates according to the first embodiment of the present utility model, the structural representation of LED;
Fig. 3 show according to the first embodiment of the present utility model with the schematic diagram of LED luring rail;
Fig. 4 show according to the second embodiment of the present utility model with the schematic diagram of LED luring rail;
Fig. 5 shows the relation schematic diagram luring rail and LED cell-shell according to the first embodiment of the present utility model;
Fig. 6 shows the relation schematic diagram luring rail and LED cell-shell according to the first embodiment of the present utility model;
Fig. 7 illustrates according to the first embodiment of the present utility model, the structural representation of the substrate of LED and bulb housing, LED luminescence chip group annexation;
Fig. 8 illustrates according to the first embodiment of the present utility model, the connection diagram of the substrate of LED and LED luminescence chip group, FPC;
Fig. 9 illustrates according to the first embodiment of the present utility model, and in LED, power drives template is incorporated into the connection diagram in flexible circuitry plate structure; And
Figure 10 illustrates according to the first embodiment of the present utility model, and in LED, electric power driving module is placed on the connection diagram of flexible circuitry plate structure.
Detailed description of the invention
Those skilled in the art understand, the utility model mainly provides a kind of LED with excellent heat dispersion performance, and realize heat sinking function and mainly rely on the LED luminescence chip of LED to press close to LED cell-shell, make that LED luminescence chip can short distance be liftoff close more with external environment condition, make the luminescence chip of LED more directly can contact external environment, realize the heat radiation of LED luminescence chip more simply and easily.Further, it will be appreciated by those skilled in the art that the shape of the bulb housing of described LED can be circular, can be rectangle, can be other any shapes, this affect flesh and blood of the present utility model, does not repeat them here yet,
Particularly, Fig. 1 illustrates according to a detailed description of the invention of the present utility model, the structural representation of LED.Further, it will be appreciated by those skilled in the art that the utility model provides a kind of LED, it at least comprises LED cell-shell 1, substrate 2 and LED luminescence chip group 3.Preferably, it will be appreciated by those skilled in the art that described LED lamp cover 1 defines inner space 8, and in the prior art scheme, namely described LED luminescence chip is placed in described inner space 8.Preferably, those skilled in the art understand, described LED luminescence chip group 3 is tightly attached at the inwall of described LED cell-shell 1 by substrate 2, be dispersed in the external environment condition residing for LED by described luminescence chip group 3 is tightly attached the heat that described luminescence chip group 3 can be made to produce with the inwall of described LED cell-shell 1 by substrate 2 by the shortest approach, namely preferably, the heat of described LED luminescence chip group 3 conducts to LED cell-shell 1 by substrate 2, thus even heat ground absorb by described LED cell-shell 1, the heat that described LED luminescence chip group 3 produces only needs just directly to be dispersed into the external world by very thin one deck LED cell-shell, and the heat that described LED luminescence chip group 3 can not be made to produce accumulates in described LED in large quantities, cause the heat radiation difficulty of LED, the heat that described LED luminescence chip group 3 is produced can be gone out by Quick diffusing, ensure that the temperature of LED remains in rational scope, and then ensure the normal of LED, safety and efficiently work.
Particularly, it will be appreciated by those skilled in the art that the inner surface of described LED cell-shell 1 is close in the side of described substrate 2, the opposite side of described substrate 2 is close to described LED luminescence chip group 3.Further, those skilled in the art understand, the inwall directly attaching described LED luminescence chip, be fixed on described LED cell-shell 1 has great difficulty in the realization of technology, therefore need by placing described substrate 2 in the middle of described LED cell-shell 1 with described luminescence chip 3, described substrate 2 can be fixed with described bulb housing 1 well, described substrate 2 can be fixed with described luminescence chip 3, therefore, can realize by described substrate 2 inwall that described luminescence chip 3 is fixed on described LED cell-shell 1 well.Further, those skilled in the art understand, fixed form between described LED cell-shell 1 and described substrate 2 and the fixed form between described substrate 2 and described LED luminescence chip group 3 not unique, the relatively fixing of three can be realized, this does not affect flesh and blood of the present utility model, does not repeat them here.
Preferably, it will be appreciated by those skilled in the art that described substrate 2 is preferably translucent or transparence.Preferably, those skilled in the art understand, described substrate 2 is designed to translucent or transparence and can ensures that the wide part that described LED luminescence chip group 3 is launched can both exhale to greatest extent, if described substrate 2 is nontransparent shape or light transmission extreme difference, then can cause the illuminating effect extreme difference of LED, can be that the light that LED projects produces many shades and blackspot, greatly have impact on illuminating effect and the function of LED.Further, those skilled in the art understand, realize described substrate 2 transparence or translucent can by use transparent material make described substrate 2, also can by punching at described substrate 2, so also can increase the penetration capacity of light, the illuminating effect of LED can be made better.Any process that can realize transparent or translucentization of described substrate 2, all can meet the requirement of the utility model to described substrate 2, this does not affect flesh and blood of the present utility model, does not repeat them here.
Preferably, it will be appreciated by those skilled in the art that in this embodiment, the surface of described substrate 2 is obviously little than described LED luminescence chip group 3.The effect that described substrate 2 plays mainly is used for connecting described LED cell-shell 1 and described LED luminescence chip group 3, so not strict restriction to the size of described substrate 2, can realize above-mentioned linkage function.But consider that if described substrate is too large, described LED luminescence chip group 3 will be affected through the illumination effect of described LED cell-shell 1, the illuminating effect of described LED is made a big impact.Therefore, described substrate 2 should realizing connecting described LED cell-shell 1 with under the prerequisite of described LED luminescence chip group 3 function, little as much as possible.Can not affect the lighting function of described LED luminescence chip group 3 so largely, ensure that the illuminating effect of described LED, its object is consistent with described substrate 2 is designed to the transparent or translucent effect that will reach, and does not repeat them here.
Further, those skilled in the art understand, in another specific embodiment, such as specific embodiment shown in Fig. 7, the surface area of described substrate 2 is preferably more than the area of described LED luminescence chip group 3, thus described LED luminescence chip group 3 is adhered on described substrate 2 by entirety, and described substrate 2 is fixedly attached at the inner surface of described LED cell-shell 1 further.Further, it will be appreciated by those skilled in the art that the attaching that the utility model is set forth does not represent the inner surface that described substrate 2 is attached to described LED cell-shell 1, and only represent that both are fixed relatively.
Further, it will be appreciated by those skilled in the art that the thickness of described substrate 2 should be less.When the thickness of described substrate 2 remains in a less thickness range, light transmission can be realized better, the light being unlikely to described LED luminescence chip group 3 is launched causes very large decay after described substrate 2, ensure that the illuminating effect of light transmission and described LED.Further, if it will be appreciated by those skilled in the art that, described substrate 2 is too thick, then serious mistake can stop and cause the light that described LED luminescence chip group 3 is launched the significantly decay of described light, also can affect the heat dispersion of described LED.
Preferably, it will be appreciated by those skilled in the art that the position of described substrate 2 is not fixing, its position can be determined according to the position of described LED luminescence chip group 3 is corresponding.Meanwhile, the quantity of described substrate 2 is also unique, can be one also can be multiple.Further, those skilled in the art understand the determination of quantity and the determination of position of described substrate 2, mainly in order to better described LED cell-shell 1 be fitted with described LED luminescence chip group 3, can in concrete realization, dynamically adjust quantity and the position of described substrate 2, do not repeat them here.
In sum, described LED forms primarily of described LED cell-shell 1, described substrate 2 and described LED luminescence chip group 3.The connection of described LED cell-shell 1 and described LED luminescence chip group 3 is realized by described substrate 2, described LED luminescence chip group 3 is made directly to fit in described LED cell-shell 1, substantially reduce the heat conducting distance of described LED luminescence chip group 3, the heat that described LED luminescence chip group 3 is produced directly just promptly can be passed in external environment condition by the LED cell-shell of thin layer and go, substantially increase the radiating efficiency of described LED, define the good thermal conductivity of LED, and then extend service life and the service efficiency of LED, solve the heat dissipation problem of LED simply and easily.
Further, it will be appreciated by those skilled in the art that in this embodiment, the upper surface of the LED luminescence chip in described LED luminescence chip group 3 scribbles fluorescent material.Particularly, described LED luminescence chip group 3 comprises one or more LED luminescence chip, and preferably, when it comprises multiple LED luminescence chip, then each LED luminescence chip all can obtain the electric power provided from electric power driving module, does not repeat them here.Further, preferably, the upper surface of wherein one or more LED luminescence chips scribbles fluorescent material, thus the light that the LED luminescence chip of coated fluorescent material is sent is more even, color more easily receive by consumer.
Further, those skilled in the art understand, Fig. 1 illustrate only the schematic diagram of LED luminescence chip group 3 described in a described substrate 2 and a group, this does not show that the utility model is only only limitted to one group of LED luminescence chip group 3, such as the schematic diagram showing LED luminescence chip group 3 described in the described substrate 2 of many groups and a group embodiment illustrated in fig. 2, does not repeat them here.Further, it will be appreciated by those skilled in the art that and middle set forth the preferred embodiment being driven described LED luminescence chip group 3 by circuit connecting mode at Fig. 8 to embodiment illustrated in fig. 10, specifically please refer to Fig. 8 to embodiment illustrated in fig. 10.
Fig. 2 illustrates according to the first embodiment of the present utility model, the layout architecture schematic diagram of LED.It will be appreciated by those skilled in the art that the layout architecture of described LED is not is only figure described in figure, and described LED luminescence chip group 3 can be various shape with the combination of described substrate 2.Figure shown in described Fig. 2 is the moulding of petal type bulb lamp, wherein said LED luminescence chip group 3 is petal type structure, shape extends from the afterbody of described LED cell-shell 1, and spread out along the inner surface of described LED cell-shell 1 with strip, then again gather at the top of described LED cell-shell 1, its shape is namely as petal.And described LED luminescence chip group 3 is connected to by described substrate 2 on the inner surface of described LED cell-shell 1, LED cell-shell 1 is utilized to carry out direct cross-ventilation heat radiation, LED lamp bar directly contacts with LED cell-shell 1, the heat that LED produces conducts to LED cell-shell 1 endlessly, LED cell-shell 1 is through horizontal and vertical conduct air, under the convection action of cool exterior air, constantly carry out heat exchange, LED cell-shell 1 serves good thermolysis.By this kind of design, the heat that LED luminescence chip group 3 is produced more easily is dispersed in air.It will be appreciated by those skilled in the art that the pattern diagram of the LED for other, its general configuration, as Fig. 2 depicted, is only that the structure of LED luminescence chip group 3 is different, therefore does not repeat them here.
With reference to embodiment illustrated in fig. 2, those skilled in the art understand, preferably, the part that described luminescence chip group 3 is placed in described LED lamp cover 1 tail end is connected with electric power driving module, described electric power driving module is connected with power supply by the screw socket of described LED cell-shell 1 afterbody, and when Power supply, described luminescence chip group 3 is powered, driven, thus luminescence chip group 3 described in gained is luminous, and then make LED provided by the utility model luminous.
Those skilled in the art understand, the utility model mainly provides a kind of LED with luring rail, this design main purpose utilizes the guide effect luring rail, make the movement that submounts is more regular in bulb housing, avoid submounts stretching in the process in bulb housing 1, mutually disturb mutually and touch, submounts 6 and bulb housing 1 also can be made simultaneously to fit more closely, described submounts is more firmly fixed on bulb housing 1 inwall.
Particularly, Fig. 3 shows the LED lamp structure schematic diagram of a detailed description of the invention of the present utility model, and the LED of the present embodiment at least comprises LED cell-shell 1, comprises substrate 2 (not shown) of multiple submounts 6 and corresponds to the LED luminescence chip group 3 of described multiple submounts 6 quantity.The described inner surface luring rail 5 to be arranged at LED cell-shell 1, and described in lure the shape of the shape of rail 5 and described submounts 6 to adapt, to make described submounts 6 can luring movement smoothly in rail.
Further, those skilled in the art understand, due at submounts 6 in the process stretching into bulb housing 1, the top of each submounts 6 is the most easily touched, and after submounts 6 and bulb housing 1 are fitted completely, each submounts 6 tip portion distance also relatively, also easily touches one another, therefore lures rail 5 to be preferably placed on the mid portion of the inner surface of the front end of LED cell-shell 1.
Further, with reference to above-mentioned embodiment illustrated in fig. 3, described in it will be appreciated by those skilled in the art that, lure rail 5 can be arranged at the inner surface of described LED cell-shell 1 in several ways.Such as by mode that glue bonds, such as on a production line, described rail and the described LED cell-shell 1 of luring is the different components and parts be separated, then manipulator is by applying a certain amount of glue in the described bottom of rail that lures, then the described flange of rail portion that lures is stretched into forward in described LED cell-shell 1, the most at last, lure rail 5 to be attached at the inner surface of described LED cell-shell 1.Further, in other change case, can also pass-through mode arrange on the inner surface of described LED cell-shell 1 described in lure rail 5, do not repeat them here.
Further, those skilled in the art understand, the mode that described submounts 6 extend into bulb housing 1 is, first the top that the described submounts 6 of luminescence chip group 3 is housed extend into the end luring rail 5, and along the inside luring rail 5 to extend into bulb housing 1, final arrival lures the top of rail 5, it forms end-results as shown in Figure 3, the inner surface of side by luring rail 5 to be attached at described LED cell-shell 1 of submounts 6, a described LED luminescence chip group 3 is attached at the opposite side of a described substrate 6.Luminescence chip group 3 refers to other parts of the utility model with the laminating type of submounts 6, does not repeat them here.
Further, lure rail 5 to comprise multiple son and lure rail 51 described in it will be appreciated by those skilled in the art that, described son lures rail 51 to be extend along the inner surface of described bulb housing 1 centered by the top of bulb housing 1.Described son lures the quantity of rail 51 and shape not to fix, and needs the quantity of zygote substrate and shape to determine, such as embodiment illustrated in fig. 4, but this does not affect flesh and blood of the present utility model, does not repeat them here.Particularly, described son lures the length of rail 51 to determine according to actual needs, does not repeat them here.
Further, Fig. 4 shows according in a preferred embodiment of the present utility model, with the structure luring rail luring the LED of rail.Preferably, as shown in Figure 4, described multiple son lures the junction of rail 51 to have stop part 52.The object designing described stop part 52 is that preventing son from luring between rail interconnects, thus prevents stretching into described son and lure the submounts 6 in rail 51 mutually to touch, thus avoids the interference between submounts 6.Further, those skilled in the art understand, the set-up mode of stop part 52 has multiple, such as, if described son lures rail and bulb housing 1 one, can utilize and lure the cross section of rail 5 top self-assembling formation as stop part 52, namely when luring rail 5 described in generating, multiple son is not lured between rail 51 in its tip portion and get through, but reserve enough materials, such as, when son described in logical overetched mode carve lures rail 51 on described bulb housing 1, then lure rail 51 part that crosses not carve at multiple son, thus form described stop part 52.Again such as, when suppressing described bulb housing 1 by mould one-shot forming, then described mould correspond to described in lure the tip portion of rail 5 to be hollow, thus this part can stop part 52 described in self-assembling formation when luring rail 5 described in suppressing.Further, it will be appreciated by those skilled in the art that described stop part 52 is all positioned at the top of bulb housing 1.And in another change case; if described in lure rail 5 to be separated with bulb housing 1; rail is lured described in then usually adopting independent mould to generate; then similarly; tread end is lured to be divided into the structure of hollow described in being set to by described mould to correspond to; thus formed there is described stop part 52 lure rail 5, do not repeat them here.Correspondingly, it will be appreciated by those skilled in the art that in such change case, described stop part 52 is preferably arranged on the top that son lures rail 51, and shape can be circular or rectangle, takes the mode bondd to be fitted in the top that son lures rail 51.
Further, in conjunction with above-mentioned Fig. 3 and embodiment illustrated in fig. 4, it will be appreciated by those skilled in the art that preferably, described son lures the length of rail 51 to be less than the length of described submounts 6.The object of this design is to ensure that submounts 6 can possess part that can be movable, extend into son and lures in the process of rail 51, prevent son from luring rail 51 to be blocked by submounts 6, cause submounts to be out of shape at submounts 6.Further, it will be appreciated by those skilled in the art that so son lures the size of rail 51 length directly to have influence on the intensity of bulb housing and shaping difficulty as fruit lures rail 51 and bulb housing to be one, the Design of length of rail 51 is lured by son to be the length being less than described submounts 6, can be more convenient shaping.
Further, it will be appreciated by those skilled in the art that the part that described son lures the end of rail 51 and described submounts 6 to attach is the acclive structure of tool.Such as, adopt the mode of etching to be formed and lure rail, the method taking the degree of depth changing etching gradually during rail 51 end can be lured to form certain slope at engraving.Again such as, when the mode of employing mold pressing is produced and lured rail, mould part corresponding to rail 51 end is lured to be designed to be with acclive structure at son.The advantage of this design is, described son lures the tip designs of rail 51 to be that gradient structure can make described submounts 6 more easily stretch into, and extend into after son lures rail 51 completely at submounts 6, certain move place can be had, prevent submounts quilt from luring rail 51 extrude and be out of shape.
Preferably, as shown in Figure 5, described son lures the shape of rail 51 to be groove-like.It will be appreciated by those skilled in the art that the track in industrial design is generally all designed to groove-like, groove is easy to processing, and can control the stability of its size, and also matching form that is easier and submounts 6 closes.Such as, when the shape of submounts 6 is comparatively complicated, son can be made to lure the size of rail 51 to be a bit larger tham the size of submounts 6, ensure that submounts 6 is well contained in son and lures in rail 51.By the design of such groove-like, make described submounts 6 insert described son when luring rail 51, described submounts 6 can insert described son along described groove and lure rail 51, thus is more prone to control described insertion process, does not repeat them here.
Further, those skilled in the art understand, it is described that to lure the molding mode of rail 5 to have multiple, such as, the inner surface of described LED cell-shell 1 can be formed at by surface etching or pressing process, no matter adopt which kind of technique, all do not affect essentiality content of the present utility model, its final purpose is all make to lure rail 5 to be depressed in the inner surface of described LED cell-shell 1, does not repeat them here.
Further, it will be appreciated by those skilled in the art that described in lure the thickness of rail 5 to be preferably 50% of the thickness of described LED cell-shell 1.Lure the thickness of rail 5 unsuitable blocked up or excessively thin, the blocked up intensity that can affect bulb housing 1 itself, crosses thin, is unfavorable for that submounts 6 is luring the movement in rail 5.
In another change case, as shown in Figure 6, described in lure rail 5 to can be designed as individual components, be namely separated with bulb housing 1, like this can independent processing and forming more easily.Such as, described in lure rail 5 to can be designed as the mechanism of rectangular band groove, material can select glass or plastics etc., adopts the mode of mold pressing shaping, is attached to the inwall of bulb housing 1 by the mode of bonding.
Further, described in it will be appreciated by those skilled in the art that, lure rail 5 to be designed to independently parts, described in lure each son of rail 5 to lure between rail 51 can be independent each other, individually be fixed on the inwall of bulb housing 1; Also can be interconnected each other, integrally be fixed on the inwall of bulb housing 1, no matter adopt which kind of mode, all not affect flesh and blood of the present utility model, do not repeat them here.
Fig. 7 illustrates according to the first embodiment of the present utility model, the structural representation of LED substrate.It will be appreciated by those skilled in the art that shown Fig. 7 is not unique LED board structure schematic diagram, the object of this figure only shows the general configuration of substrate 2 described in LED.As shown in Figure 7, described substrate 2 is attached on the inner surface of described LED cell-shell 1, and described LED luminescence chip group 3 (this is not shown) is then attached on described substrate 2 accordingly.Wherein, in this Fig. 7, a part for the substrate 2 illustrated not all, is only the part of the LED cell-shell 1 of arcuation.
Further, in the present embodiment, described substrate 2 at least comprises via hole 21, and particularly, with the via hole 21 of laser ablation ad hoc rules distribution on described substrate 2, via hole 21 diameter, between 0.1 ~ 0.5mm, the light of LED luminescence chip group 3 can be passed through.It will be appreciated by those skilled in the art that described via hole 21 quantity and distribution be not changeless.Such as preferably, described via hole 21 is uniformly distributed in one rectangular, in a further advantageous embodiment, described via hole 21 is uniformly distributed in a round shape, and in another preferred embodiment, the part of described via hole 21 is uniformly distributed, another part non-uniform Distribution, and this does not affect concrete technical scheme of the present utility model.It will be appreciated by those skilled in the art that described via hole 21 is at least as loophole purposes, does not repeat them here.
More specifically, described substrate 2 adopts aluminium base to pass through punch forming, substrate 2 presents linear pattern mode cabling, which can facilitate bending, LED luminescence chip group 3 is made to be more prone to brake forming on a substrate 2, the width of LED luminescence chip group 3 can be selected between 0.5 ~ 5mm, substrate 2 thickness is selected between 0.3 ~ 2.0mm, one group of LED luminescence chip group 3 power is preferably between 1 ~ 3W, the combination of LED luminescence chip group 3 is divided into the various combinations such as 3,4,6,8, to be combined into the LED of different capacity, do not repeat them here.
Below in conjunction with accompanying drawing 8, Fig. 9 and Figure 10, elaborate the preferred embodiment how being driven the luminescence of described LED luminescence chip group 3 by circuit connecting mode.
Fig. 8 illustrates according to the first embodiment of the present utility model, the connection diagram of LED substrate and LED luminescence chip group, FPC.It will be appreciated by those skilled in the art that described Fig. 8 is not that the object of the unique connected mode figure of the present embodiment, this figure is intended to the connection diagram implementing preferred embodiment is described.Particularly, as shown in Figure 8, described LED luminescence chip group 3 is connected to the side of described substrate 2, the opposite side of described substrate 2 is connected with the inner surface of described bulb housing 1, it will be appreciated by those skilled in the art that the mode that described LED luminescence chip is connected with described substrate 2 is not changeless, can be such as that directly stamp is on the surface of described substrate 2, mode is varied, but does not affect flesh and blood of the present utility model, therefore does not repeat them here.Meanwhile, described substrate 2 is distributed with via hole 21 (not showing in Fig. 8), about the distribution of via hole 21, has in above-mentioned Fig. 7 and describe, therefore do not repeat them here.
More specifically, be connected in series by described bonding line 22 between described each LED luminescence chip, by this kind of connected mode, between described each LED luminescence chip, a series circuit can be formed, power supply simultaneously and power-off simultaneously.
Further, FPC 4 described in is installed in the one end connecting power supply at described substrate 2, and it will be appreciated by those skilled in the art that preferably, the afterbody of described substrate 2 is provided with described FPC 4.Further, it will be appreciated by those skilled in the art that described FPC 4 method of installing on a substrate 2 is not changeless, it can use the method for pressing also can use the method for adhesion, method is multiple, but does not affect flesh and blood of the present utility model, therefore does not repeat them here.
Further, in the present embodiment, as shown in FIG., preferably, the anode of last luminescence chip in described LED luminescence chip group 3 is electrically connected with described substrate 2, the negative electrode of a luminescence chip near FPC 4 in LED luminescence chip group 3 is connected with the cathodic electricity in FPC 4 simultaneously.Further, those skilled in the art understand, in the use procedure of the LED provided at the utility model, afterbody preferably by described bulb housing 1 is electrically connected with external power source by described substrate 2, such external power source normally carries out being electrically connected with the afterbody of described bulb housing 1 by lamp socket and obtains, thus makes external power source can drive described LED.Further, it will be appreciated by those skilled in the art that the both positive and negative polarity of external power source will be connected with described substrate 2, FPC 4 respectively, thus form complete power circuit, such as, shown in Figure 10.
Further, those skilled in the art understand, in the use procedure of the LED provided at the utility model, alternating current be directly to be electrically connected with described LED luminescence chip group with wire by the lamp holder of described LED or by described lamp holder position first by being electrically connected with described LED luminescence chip group again after the rectification of external driving power, constant current, and Fig. 8 and embodiment illustrated in fig. 9 in, described FPC act as the effect of conducting circuit and LED drive circuit carrier.
Under AC Direct driver pattern, the alternating current direct of described lamp holder joints connects and is wired to L binding post on the FPC 4 shown in Fig. 8 or Fig. 9 and N binding post, by powering to described LED luminescence chip group after EMC filter circuit, bridge rectifier, constant-current drive circuit, concrete structure as shown in FIG. 8 and 9.Wherein, described EMC filter circuit, bridge rectifier, constant-current drive circuit etc. are not shown in Fig. 8 and Fig. 9, and preferably, it is all directly be attached on FPC by COB binding technology to form path by the circuit of scolding tin and FPC.
Further, it will be appreciated by those skilled in the art that by above-mentioned connected mode, the both positive and negative polarity of LED luminescence chip group 3 is formed, thus can form an electric loop when externally fed, by the break-make of control loop, and then the luminescence controlling described LED luminescence chip group 3 is whether.
It will be appreciated by those skilled in the art that the white light in order to make LED send better effect, coating fluorescent material 23 at the upper surface of described LED luminescence chip group 3, as shown in FIG..
Closer, how the electric loop shown in Fig. 8 is connected with power drives, below in conjunction with accompanying drawing 9 and accompanying drawing 10, and the concrete embodiment setting forth two kinds of connections.
Fig. 9 illustrates according to the first embodiment of the present utility model, and in LED, power drives template is incorporated into the connection diagram in flexible circuitry plate structure.It will be appreciated by those skilled in the art that described Fig. 9 is not the anatomical connectivity situation that the object of unique anatomical connectivity figure, this figure is intended to illustrate electric power driving module 5 and FPC 4.Particularly, as shown in Figure 9, binding post L, binding post N, FPC anode and FPC negative electrode is at least comprised in described FPC 4.Further, in the embodiment shown in fig. 9, described FPC anode and FPC negative electrode present in the mode of electric power driving module 5, and preferably those skilled in the art understand described electric power driving module 5 and are at least integrated with AC-DC conversion module and constant-current driven module (not shown), thus the both positive and negative polarity of described LED luminescence chip group 3 is formed.Those skilled in the art understand, described electric power driving module 5 is placed in the inside of FPC 4, becomes one of structure of FPC 4, and those skilled in the art understand, described electric power driving module 5 method be integrated in FPC 4 has a variety of, does not repeat them here.
Further, with reference to figure 8, it will be appreciated by those skilled in the art that the negative electrode of described FPC 4 is connected with the cathodic electricity of described LED luminescence chip, the anode of described FPC 4 is electrically connected with described substrate 2.By such connected mode, make described substrate 2 with positive charge, thus the anode of described LED luminescence chip is connected with any point of described substrate 2, and do not need the anode that must be connected to described FPC 4, save the material of described FPC 4, be also convenient to process.And in preferred variant, for structure shown in Fig. 8 to Figure 10, also the anode of the anode of described FPC 4 with described LED luminescence chip can be electrically connected, the negative electrode of described FPC 4 is electrically connected with described substrate 2, correspondingly the negative electrode of described LED luminescence chip is electrically connected with described substrate 2, thus also can form the current supply circuit for described LED luminescence chip.
Further, it will be appreciated by those skilled in the art that for a LED luminescence chip group, each the LED luminescence chip preferably in this LED luminescence chip group is directly connected by bonding line 22, thus forms cascaded structure.On such architecture basics, the negative electrode of first LED luminescence chip can as the negative electrode of described LED luminescence chip group, and the anode of last LED luminescence chip can as the anode of described LED luminescence chip group.Again further, in a change case, those skilled in the art understand, its anode also can be connected to separately on described substrate 2 by each the LED luminescence chip in described LED luminescence chip group, correspondingly the negative electrode of each LED luminescence chip is connected on the negative electrode of described FPC 4, and this does not affect the technical solution of the utility model.
Further, with reference to above-mentioned Fig. 8 and Fig. 9, those skilled in the art understand, in above-described embodiment and change case, it is the electrical interface that described LED luminescence chip provides anode and negative electrode, thus when the anode of power supply and negative electrode are connected to above-mentioned anode and negative electrode respectively, one can be formed to the current supply circuit of described LED luminescence chip, not repeat them here.
More specifically, with above-mentioned embodiment illustrated in fig. 8 similar, in the LED course of work that the utility model provides, when described substrate 2 is electrically connected with external power source by the afterbody of bulb housing 1, described external power source is driven described luminescence chip group 3 by described electric power driving module 5 grade, thus it is luminous to control described luminescence chip group 3.Connected by this kind, described electric power driving module 5, under the effect of FPC 4, forms electric loop with described substrate 2 and described LED luminescence chip group 3, reaches the effect controlling described luminescence chip break-make.
Figure 10 illustrates according to the first embodiment of the present utility model, and in LED, electric power driving module is placed on the connection diagram of flexible circuitry plate structure.In conjunction with above-mentioned embodiment illustrated in fig. 8, those skilled in the art understand described FPC 4 and at least comprise FPC anode, i.e. LED+ shown in Figure 10, and FPC negative electrode, i.e. LED-shown in Figure 10.Described FPC negative electrode is connected with the cathodic electricity of described multiple LED luminescence chip, and described FPC anode is electrically connected with described substrate 2.By such connected mode, when connecting external power source 7, described substrate 2 is with positive charge, forms positive pole, thus the both positive and negative polarity of described luminescence chip group 3 is formed.It will be appreciated by those skilled in the art that described Figure 10 is not the anatomical connectivity situation that the object of unique anatomical connectivity figure, this figure is intended to illustrate external power source (external drive part) 7 and FPC 4.By this kind of design, the circuit on-off of whole luminescence chip group 3 can be controlled by described FPC 4, achieve the luminescence of luminescence chip group 3 whether control.
Further, with reference to shown in Figure 10, under DC mode activated, the alternating current direct of above-mentioned lamp holder joints connects and is wired on external driving power, after power source internal carries out EMC filter circuit, bridge rectifier, constant-current drive circuit, again by the positive and negative electrode on the FPC above wire connecting lamp bar, finally form path.It will be appreciated by those skilled in the art that FPC only serves the effect of communication line here, do not possess the ability of AC Direct driver.
Further, with reference to above-mentioned Fig. 1 to Figure 10, those skilled in the art understand, above-mentioned Fig. 1 to Figure 10 is not that the object of the unique anatomical connectivity figure of the utility model, above-mentioned figure is intended to illustrate the structure of the LED that the utility model provides and structure, the connection of wherein LED luminescence chip group and FPC.As shown in Figure 9, described substrate 2 preferably adopts metallic conductor, so complicated circuit and telegraph circuit cannot be realized, so preferably thereunder region conforms great-wall shaped FPC, and multiple LED luminescence chip group can be set according to arranging of substrate, and between each LED luminescence chip group, preferably adopting parallel way, quantity in parallel is determined by the number of described LED luminescence chip group.Preferably, the quantity of described LED luminescence chip group can be selected between 3-10 bar, different according to power, and combination also can be different, and this does not affect the technical solution of the utility model.
Further, the bottom of described substrate 2 is anodes, and the negative electrode of described substrate 2 is connected to FPC by bonding line, as shown in Figure 8.And Fig. 8 can be understood to a detail section in Fig. 9, Figure 10, electric power driving module 5 and wiring part are made up of below rectangular region in Fig. 9.Electric power driving module 5 shown in Fig. 9 mainly comprises following parts, such as EMC filter circuit, bridge rectifier, constant-current drive circuit and other protection circuits composition.By above-mentioned technical scheme, the LED that the utility model is provided by DC powered, also can be driven by alternating current, installation and debugging is safeguarded and all becomes very simple.Further, the alternating current direct of above-mentioned lamp holder joints connects L ac terminal, N ac terminal on the FPC 4 that is wired to above lamp bar, after EMC filter circuit, bridge rectifier, constant-current drive circuit, wherein EMC filter circuit, bridge rectifier, constant-current drive circuit are all directly be attached on FPC by COB (chip On board) binding technology to form path by the circuit of scolding tin and FPC.
Further, those skilled in the art understand, because described substrate 2 preferably adopts metal, therefore described substrate 2 can only serve as an electrode, and LED is a LED device, and wanting luminescence must have 2 electrodes, one adds positive voltage, one adds negative voltage, and circuit part relies on FPC, as shown in Figure 8.FPC is without the need to delivering to tail end line place, greatly can save the cost of wiring board like this, FPC only needs to be connected with the electrode cathode of first chip, after connecting LED quantity certain, anode carrys out conducting by substrate true qualities conduction, directly fit together by via hole or welding with the anode on FPC, the conducting of realizing circuit.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (13)
1. one kind with the LED luring rail, is characterized in that, at least comprise LED cell-shell (1), comprise the substrate (2) of multiple submounts (6) and the LED luminescence chip group (3) corresponding to described multiple submounts (6) quantity;
Wherein, the inner surface of side by luring rail (5) to be attached at described LED cell-shell (1) of a described submounts (6), a described LED luminescence chip group (3) is attached at the opposite side of a described substrate (6)
Wherein, described in lure rail (5) to be arranged at the inner surface of LED cell-shell (1), and described in lure the shape of the shape of rail (5) and described submounts (6) to adapt.
2. LED according to claim 1, it is characterized in that, describedly lure rail (5) to comprise multiple son to lure rail (51), and described multiple son lures rail (51) to extend along the inner surface of described LED cell-shell (1) centered by the top of described LED cell-shell (1).
3. LED according to claim 2, is characterized in that, described multiple son lures the junction of rail (51) to have stop part (52).
4. the LED according to Claims 2 or 3, it is characterized in that, described son lures the length of rail (51) to be less than the length of described submounts (6), and the part that described son lures the end of rail (51) and described submounts (6) to attach is the acclive structure of tool.
5. LED according to any one of claim 1 to 3, is characterized in that, described in lure rail (5) to be groove-like.
6. LED according to any one of claim 1 to 3, it is characterized in that, described lure rail (5) be described LED cell-shell (1) inner surface etching or compacting form, and described in lure rail (5) to be depressed in the inner surface of described LED cell-shell (1).
7. LED according to claim 6, is characterized in that, described in lure the thickness of rail (5) to be preferably 50% of the thickness of described LED cell-shell (1).
8. LED according to any one of claim 1 to 3, is characterized in that, described in lure rail (5) to be individual components, and be attached to the inner surface of described LED cell-shell (1).
9. the LED according to claim 1 or 2 or 3 or 7, it is characterized in that, the outside on the top of described submounts (6) scribbles insulating paint.
10. the LED according to claim 1 or 2 or 3 or 7, it is characterized in that, described substrate (2) is for wavy, and the wavy radian at the top of described substrate (2) is less than the wavy radian of the pars intermedia of described substrate (2).
11. LED according to claim 1 or 2 or 3 or 7, it is characterized in that, described LED luminescence chip group (3) comprises one or more LED luminescence chip; And when described LED luminescence chip group (3) comprises multiple LED luminescence chip, be connected in series by bonding line (22) between described multiple LED luminescence chip, the anode of described multiple LED luminescence chip is electrically connected on described substrate (2), and the negative electrode of described multiple LED luminescence chip is connected with a FPC (4) to make to form current supply circuit with power supply.
12. LED according to claim 11, it is characterized in that, described FPC (4) comprises L binding post, N binding post, FPC anode and FPC negative electrode, described FPC negative electrode is connected with the cathodic electricity of described multiple LED luminescence chip, and described FPC anode is electrically connected with described substrate (2).
13. LED according to claim 1 or 2 or 3 or 7 or 12, it is characterized in that, preferably, described substrate (2) is transparence or translucent.
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CN201420524769.9U CN204114644U (en) | 2014-09-11 | 2014-09-11 | A kind of LED with luring rail |
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CN201420524769.9U CN204114644U (en) | 2014-09-11 | 2014-09-11 | A kind of LED with luring rail |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104266093A (en) * | 2014-09-11 | 2015-01-07 | 上海鼎晖科技股份有限公司 | Light-emitting diode (LED) lamp with inducing track |
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2014
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104266093A (en) * | 2014-09-11 | 2015-01-07 | 上海鼎晖科技股份有限公司 | Light-emitting diode (LED) lamp with inducing track |
CN104266093B (en) * | 2014-09-11 | 2016-05-11 | 上海鼎晖科技股份有限公司 | A kind of LED lamp with luring rail |
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