CN207906868U - Light distribution element, light source module group, light distribution mechanism and illuminator - Google Patents

Abstract

The application discloses a kind of light distribution element comprising light distribution element main body and at least one fixed part being arranged in the light distribution element main body, the fixed part with the chassis rotary buckle of illuminator for being combined；The fixed part includes the Elastic buckle and/or clamping recess for being connected and fixed with the chassis.A kind of light source module group, light distribution mechanism and illuminator is also disclosed in the application.Said program can solve the problems, such as that light distribution element is installed relatively complicated in current illuminator.

Description

Light distribution element, light source module group, light distribution mechanism and illuminator

Technical field

This application involves a kind of Design of Luminaires technical field more particularly to light distribution element, light source module group and illuminators.

Background technology

The people of requirement with to(for) ambient lighting is higher and higher, and the performance of illuminator is also significantly improved.Mesh Before, the type of illuminator is more, and the illuminator of annular luminous is relatively conventional one kind, is laid in this kind of illuminator The luminescence unit (such as LED light) of one circle is covered with light distribution element on luminescence unit to realize that the diverging of light is projected.

But in the actual use process, under the action of light distribution element, each luminescence unit has towards headlamp The center throw light of tool, these light can be superimposed at the center of illuminator, so that the center of illuminator is extremely bright It is bright.And close to the position then dark at its edge on other positions of illuminator, especially illuminator.It will be apparent that this There is non-uniform light in the illuminator of kind structure, directly affect its illuminating effect.

In addition, the light distribution element of illuminator is usually adopted during the chassis with illuminator is assembled at present It is threadedly coupled part turn-knob to be attached, operates relatively complicated during assembly, influence the use of user.

Utility model content

The application provides a kind of light distribution element, and relatively complicated ask is installed to solve light distribution element in current illuminator Topic.

To solve the above-mentioned problems, the application uses following technical proposals：

Light distribution element, including light distribution element main body and at least one fixed part for being arranged in the light distribution element main body, The fixed part with the chassis rotary buckle of illuminator for being combined；The fixed part includes for solid with chassis clamping Fixed Elastic buckle and/or clamping recess.

Light source module group, including substrate, at least two luminescence units and light distribution element, at least two luminescence unit settings On the substrate, the substrate is fixed in the light distribution element, and it is described luminous that the light distribution element is located at least two On unit, light distribution element light distribution element described above.

Illuminator, including lampshade, chassis, driver and light source module group described above, the substrate and the light distribution Element is fixedly linked, and the driver is electrically connected with the substrate, and the lampshade is fixed on the chassis, and with the chassis Light mixing chamber is constituted, the light distribution element and the driver are arranged in the light mixing chamber, the chassis and light distribution member In part, one includes Elastic buckle, and another one is provided with clamping recess, and the Elastic buckle is recessed with the clamping matches with described Optical element and the relative rotation realization on the chassis connect and fix.

Light distribution mechanism, including chassis and light distribution element, the light distribution element include light distribution element main body and are arranged described At least one fixed part in light distribution element main body, the fixed part can be rotated relative to the chassis, the fixed part and institute It states in chassis, one includes Elastic buckle, and another one includes that clamping is recessed, and the Elastic buckle can be opposite with the light distribution element It is engaged by clamping in chassis rotation and clamping recess.

Illuminator, including lampshade, substrate, driver, at least two luminescence units and light distribution mechanism described above, institute It states substrate to be fixedly linked with the light distribution element, the driver is electrically connected with the substrate, and the lampshade is fixed on the bottom On disk, and light mixing chamber is constituted with the chassis, the light distribution mechanism is arranged at the driver in the light mixing chamber.

Above-mentioned at least one technical solution that the application uses can reach following advantageous effect：

1) in light distribution element disclosed in the present application, light distribution element main body is located at least two luminescence units, is shone single The light that member is sent out is injected from incidence surface in light distribution element main body, position pair corresponding with inside incidence surface in light distribution element main body The first deflection angle that light carries out deviation is smaller, and position corresponding with outside incidence surface carries out light in light distribution element main body Second deflection angle of deviation is larger, and in such cases, more light can be biased to the edge direction at the center far from light distribution element Projection, and make the central ray for converging at light distribution element less, and then the uniformity of luminance of illuminator can be improved, in turn Reduce the luminance difference that smooth surface is formed by after light distribution element；

2) in light distribution element disclosed in the present application, the fixed part of light distribution element can pass through rotation with the chassis of illuminator Turn buckle to combine, and then realizes the fixing assembling of light distribution element and chassis.Such assembly method can facilitate user to light distribution member The assembly of part.

Description of the drawings

Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：

Fig. 1 is a kind of structural schematic diagram of illuminator disclosed in the embodiment of the present application；

Fig. 2 is the structural schematic diagram of annular light distribution element disclosed in the embodiment of the present application；

Fig. 3 is the partial sectional view of illuminator disclosed in the embodiment of the present application；

Fig. 4 is structure shown in Fig. 3 to the deviation schematic diagram of light；

Fig. 5 is the part-structure schematic diagram of illuminator disclosed in the embodiment of the present application；

Fig. 6 is the structural schematic diagram on chassis in illuminator shown in fig. 5；

Fig. 7 is chassis and the structural schematic diagram after annular light distribution element assembling；

Fig. 8 is structural schematic diagrams of the Fig. 7 under another visual angle；

Fig. 9 is sectional views of the Fig. 8 under a section；

Figure 10 is the structural schematic diagram of another light distribution element disclosed in the embodiment of the present application；

Figure 11 and Figure 12 is structural schematic diagram of another light distribution element under different visual angles disclosed in the embodiment of the present application.

Reference sign：

100- light distribution elements, 110- light distribution elements main body, 110 '-light distribution element main bodys, 110 "-light distribution element main body, 111- accommodation spaces, 111 '-accommodation spaces, 111 "-accommodation space, 112- incidence surfaces, incidence surface on the inside of 112a-, outside 112b- Line of demarcation, 113- light-emitting surfaces, the positioning regions 120-, 121- locating slots, 122- radiating grooves, 130- are solid at the top of side incidence surface, 112c- Determining portion, 130 '-fixed parts, 130, "-fixed part, 131- Elastic buckles, 132- limiting sections, the spare connecting holes of 133-, 140- are convex Ear, 200- luminescence units, the chassis 300-, 310- substrates, 311- submount, 312- electrical connection sections, 320- clampings recess, 330- It is oriented to recess, 400- lampshades, 500- light mixing chambers, 600- drivers.

Specific implementation mode

To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Go out the every other embodiment obtained under the premise of creative work, shall fall in the protection scope of this application.

Below in conjunction with attached drawing, the technical solution that each embodiment of the application provides is described in detail.

Please refer to Fig.1-9, the embodiment of the present application discloses a kind of light distribution element 100, and disclosed light distribution element 100 can be with It is located on the luminescence unit 200 of illuminator, and then the light projected for luminescence unit 200 passes through, it is final single to shine Member 200 implements light distribution.

Disclosed light distribution element 100 may include light distribution element main body 110, and light distribution element main body 110 is light distribution element 100 main component can provide installation foundation for the other components of light distribution element 100, while may be luminescence unit 200 provide accommodation space 111.Specifically, light distribution element 100 can be annular light distribution element, annular light distribution element can be installed On at least two luminescence units 200 on illuminator in a circle arrangement, correspondingly, possessed by light distribution element main body 110 Accommodation space 111 is annular accommodation space.

In the embodiment of the present application, light distribution element main body 110 can have accommodation space 111 and be located at light distribution element master The incidence surface 112 and light-emitting surface 113 of 110 both sides of body.

For accommodation space 111 for accommodating luminescence unit 200, the inner wall of accommodation space 111 is incidence surface 112, accommodation space 111 outer wall is light-emitting surface 113.In a kind of specific embodiment, under the premise of accommodation space 111 is annular accommodation space, Annular accommodation space can accommodate at least two along its circumferentially distributed luminescence unit 200.

The incidence surface 112 of light distribution element 100 may include inside incidence surface 112a and outside incidence surface 112b, and inside enters light Face 112a is located at the inside of outside incidence surface 112b, it can be understood as, inside incidence surface 112a is compared to outside incidence surface 112b For, the distance at the center away from illuminator is smaller.

In a kind of specific embodiment, under the premise of light distribution element 100 is annular light distribution element, incidence surface 112 can To include entering on the outside of the inside incidence surface 112a at the center of annular light distribution element and the center far from annular light distribution element Smooth surface 112b.

In the application, the light that luminescence unit 200 is sent out can be injected from incidence surface 112 in light distribution element main body 110, Then it is projected from light-emitting surface 113.The position opposite with inside incidence surface 112a is to luminescence unit 200 in light distribution element main body 110 The deflection angle of the deflection of light projected is the first deflection angle a, opposite with outside incidence surface 112b in light distribution element main body 110 Position, which is the second deflection angle b, the first deflection angle a to the deflection angle of deflection of light, can be less than the second deflection angle b.

In light distribution element 100 disclosed in the embodiment of the present application, light distribution element main body 110 is located on luminescence unit 200, The light that luminescence unit 200 is sent out is injected from incidence surface 112 in light distribution element main body 110, in light distribution element main body 110 with inside The corresponding positions incidence surface 112a to light carry out deviation the first deflection angle a can be smaller, and in light distribution element main body 110 with The second deflection angle b that the outside corresponding positions incidence surface 112b carry out light deviation can be larger, in such cases, more Light can be biased to the edge direction projection at the center far from annular light distribution element 100, and then can be so that converging at light distribution element 100 The light of inside is less, can finally improve the uniformity of luminance of illuminator.

Certainly, in the premise that light distribution element 100 is annular light distribution element, the pass of the first deflection angle a and the second deflection angle b System, enables to the central ray for converging at annular light distribution element less, and then can improve the uniformity of luminance of illuminator, And then reduce the luminance difference that smooth surface is formed by after annular light distribution element.

In light distribution element 100 disclosed in the embodiment of the present application, light distribution element main body 110 may include multiple accommodation spaces 111, can also include an accommodation space 111.Each accommodation space 111 can be located at least two luminescence units 200 Light distribution is carried out, each accommodation space 111 can also be implemented to be provide with to single luminescence unit 200.It is annular with light distribution element 100 For light distribution element, accommodation space 111 is annular accommodation space, in such cases, compared to individually to each luminescence unit 200 For implementing independent light distribution using light distribution element, the annular light distribution element volume smaller of such structure, consumptive material is less, manufacturing cost It is lower, and the whole light distribution at least two luminescence units 200, this nothing can be realized by installing an annular light distribution element Doubting can improve with light efficiency, and can also improve the efficiency of assembling of light distribution element 100.

In addition, annular accommodation space is used to accommodate at least two luminescence units 200, since it is the space of annular, It can realize the more free arrangement of luminescence unit 200, user is facilitated to assemble the luminescence unit 200 of different densities, it is obvious that this Annular light distribution element disclosed in application embodiment can preferably meet the more lighting demands of user.

Since the first deflection angle a can be less than the second deflection angle b, light distribution element 100 disclosed in the embodiment of the present application More light is enabled to be projected towards the periphery of light distribution element 100, therefore matching in light distribution element 100 disclosed in the present application Light covering surface is wider, and user can match the lampshade of different size ranges on the chassis of same size 300.As it can be seen that the application Light distribution element 100 disclosed in embodiment, especially annular light distribution element, can adapt to the illuminator of more size range, have Well adapting to property.

Incidence surface 112 and light-emitting surface 113 can be curved surface.As shown in figure 3, the radius of curvature of inside incidence surface 112a The radius of curvature of outside incidence surface 112b can be less than, by adjusting the song of inside incidence surface 112a and outside incidence surface 112b Rate size realizes the adjustment to deflection of light size.Light-emitting surface 113 can be symmetroid, and herein, light-emitting surface 113 is pair Curved surface is claimed to refer to that the surface inside and outside light-emitting surface 113 is symmetrical.

Light distribution element 100 can be an integral structure part.Light distribution element 100 disclosed in the embodiment of the present application can be to use Integral structure part made of translucent material, specifically, light distribution element 100 can be by PC (Polycarbonate, poly- carbonic acid Ester) material injection forms.

Incidence surface 112 be curved surface under the premise of, in a kind of specific embodiment, incidence surface 112 can have away from The top line of demarcation 112c of 200 maximum distance of luminescence unit, the region on the inside of top part boundary line 112c is located on incidence surface 112 is Inside incidence surface 112a, it is outside incidence surface 112b that the region on the outside of top part boundary line 112c is located on incidence surface 112.It needs Illustrate, in the application, top line of demarcation 112c refers to that incidence surface 112 is formed along the lateral cross section of light distribution element 100 Curve vertex line, the cross-wise direction of the lateral cross section is consistent with the light projecting direction of luminescence unit 200.Certainly, interior Side incidence surface 112a and outside incidence surface 112b can also be implemented to demarcate by other structures, as long as can ensure that the first deflection angle a Meet the requirement in above-described embodiment of the application with the magnitude relationship of the second deflection angle b.

Under the premise of light distribution element 100 is annular light distribution element, as shown in figure 3, top line of demarcation 112c can be located at The inside of same circumference where the optical axis of all luminescence units 200, top line of demarcation 112c can with where all optical axises Circumferential concentric is distributed, and distance between the two is setpoint distance, which is more than zero.Specifically, top line of demarcation 112c can be 1mm with the distance between the circumference where all optical axises.

In order to enable the light extraction of illuminator is more uniform, in the embodiment of the present application, the surface of light-emitting surface 113 can be laid There is astigmatism lines.

Referring again to Fig. 3 or 4, light distribution element 100 disclosed in the embodiment of the present application can also include positioning region 120, fixed Position portion 120 can be connected with light distribution element main body 110, specifically, positioning region 120 can be connected to light distribution element main body 110 Bottom.Positioning region 120 is for 300 location fit of chassis with illuminator, specifically, positioning region 120 can have locating slot 121, locating slot 121 can be with 310 location fit of substrate that externally protrudes out on chassis 300, and substrate 310 is usually pcb board, for pacifying Luminescence unit 200 is filled, while being powered for luminescence unit 200.

Specifically, the slot bottom of locating slot 121 can offer radiating groove 122, radiating groove 122 can be located at accommodation space Between 111 and locating slot 121, and it is connected to accommodation space 111.As described above, accommodation space 111 can be that annular accommodates sky Between.At least two luminescence units 200 can be located in radiating groove 122.Above-mentioned radiating groove 122 can preferably be luminescence unit 200 Implement heat dissipation.In preferred scheme, 100 Inside To Outside of light distribution element extending direction (i.e. in the diameter of light distribution element 100 To), the width of radiating groove 122 can be more than the width of accommodation space 111, between the side wall and luminescence unit 200 of radiating groove 122 Heat dissipation gap can be formed, this kind of structure, which can be realized, preferably to radiate.

Light distribution element 100 disclosed in the embodiment of the present application can also include at least one fixed part 130, and fixed part 130 is set It sets in light distribution element main body 110, specifically, fixed part 130 can be connected with positioning region 120, i.e. the setting of fixed part 130 is fixed In position portion 120.Fixed part 130 is used to light distribution element 100 being fixed on the chassis 300 of illuminator.

Preferably, fixed part 130 can be realized at least two, at least two fixed parts 130 light distribution element 100 with It is more balancedly fixed between chassis 300.At least two fixed parts 130 can be on the inside edge of light distribution element main body 110 Discrete distribution.In a kind of specific embodiment, light distribution element 100 is annular light distribution element, and fixed part 130 can be three, Three fixed parts 130 can be uniformly distributed in the circumferencial direction of 110 inside edge of light distribution element main body.The application does not limit fixed part 130 particular number.

Fixed part 130 may include magnetic installation elements and/or threaded connector, and magnetic installation elements and/or screw thread connect Fitting can be fixedly linked with chassis 300, and then realize the fixation of light distribution element 100.

Light distribution element 100 can also be realized in other manners to be fixedly connected with chassis 300.As described above, match Optical element 100 includes at least one fixed part 130, and the circle in light distribution element main body 110 can be arranged at least one fixed part 130 Zhou Shang, fixed part 130 can be realized to be fixedly connected with chassis 300.Please refer to Fig. 5-Fig. 9, in a kind of specific embodiment, Fixed part 130 can rotate relative to chassis 300 and realize and be combined with the rotary buckle on chassis 300.Fixed part 130 and chassis In 300, one includes Elastic buckle 131, and another one includes clamping recess 320.Specifically, fixed part 130 includes Elastic buckle 131, chassis 300 includes clamping recess 320.Elastic buckle 131 is connected and fixed with clamping recess 320.During installation, behaviour Make personnel can be realized by connecting and fixing between Elastic buckle 131 and clamping recess 320 fixed part 130 and chassis 300 it Between be fixedly connected.Fixed part 130 may include that Elastic buckle 131 for being connected and fixed with chassis 300 and/or clamping are recessed Fall into 320.One end of fixed part 130 can be fixed in light distribution element main body 110, and the other end is elastic free end, elastic free End includes Elastic buckle 131 or clamping recess 320.

In a kind of specific embodiment, Elastic buckle 131 can be only provided on fixed part 130, correspondingly, chassis Clamping recess 320 can be only provided on 300, Elastic buckle 131 realizes light distribution element 100 and bottom with 320 clamping of clamping recess Disk 300 connects and fixes.

Clamping recess 320 can be only provided in another specific embodiment, on fixed part 130, correspondingly, chassis Elastic buckle 131 can be only provided on 300.

Elastic buckle 131 and clamping recess 320 can be provided in another specific embodiment, on fixed part 130, Elastic buckle 131 and clamping recess 320 can also be provided on chassis 300, the clamping recess 320 in one can be with another one On Elastic buckle 131 realize that rotary buckle is combined by the relative rotation on light distribution element 100 and chassis 300, and then realization is matched The fixing assembling of optical element 100 and chassis 300.

Referring again to Fig. 9, fixed part 130 may include spare connecting hole 133, and spare connecting hole 133 is used to pass through Threaded connector described in text is fixedly linked with chassis 300.In preferred scheme, fixed part 130 may include clamping structure (Elastic buckle 131 or clamping recess 320) and spare connecting hole 133, user can be from connecting and fixing and threaded connection fixes this It is selected in two ways, it might even be possible to while using above two fixed form.The fixed part 130 of such structure enables to match Optical element 100 can realize assembly from a variety of different chassis 300 of mode that are fixedly connected.For example, only having screw thread to connect on chassis 300 When connecing hole, light distribution element 100 can be coordinated by the threaded connector coordinated with spare connecting hole 133 with threaded connection hole, into And realize fixed assembling.When chassis 300 is only clamped recess 320, light distribution element 100 can pass through Elastic buckle 131 and card It connects recess 320 to connect and fix, and then realizes assembling.

In another specific embodiment, fixed part 130 may include mounting hole, can install and be magnetic in mounting hole Part, magnetic part can be adsorbed with chassis 300 and be fixed.Such as there is irony connector for irony chassis or chassis 300 on chassis 300 When, light distribution element 100 can be fixed by magnetic part and the absorption of chassis 300.

Similarly, fixed part 130 can be provided simultaneously with mounting hole, spare connecting hole 133 and clamping structure (Elastic buckle 131 At least one of 320) or clamping recess, and then can be so that light distribution element 100 may be used various ways and realize and chassis 300 Fixing assembling.Such structure preferably can make light distribution element 100 adapt to the different chassis 300 of more kinds of assembling modes, It will be apparent that this can significantly promote the practicability of light distribution element 100.

Please refer to Fig. 5-9, in another scheme, light distribution element 100 is applied disclosed in the embodiment of the present application headlamp In tool, the light distribution mechanism of illuminator may include chassis 300 and light distribution element 100, and light distribution element 100 includes light distribution element master Body 110 and at least one fixed part 130, light distribution element 100 can be rotated relative to chassis 300, and fixed part 130 can be with light distribution element 100 rotate together.Fixed part 130 is combined with chassis 300 by rotary buckle.

Fixed part 130 is with chassis 300, and one is including that can may include clamping recess with Elastic buckle 131, another one 320, Elastic buckle 131 can turn to the position with clamping 320 secure fits of recess with light distribution element 100, and then realize light distribution The fixing assembling of element 100 and chassis 300.

As described above, fixed part 130 is at least one, therefore Elastic buckle 131 or clamping recess 320 are also at least One.In a kind of specific embodiment, the quantity of Elastic buckle 131 is three, and the quantity of clamping recess 320 is three, three A Elastic buckle 131 and three clamping recess 320 correspond and coordinate.

During assembling, operating personnel only need to grasp light distribution element 100 aforesaid way so that Elastic buckle 131 It is caught in clamping recess 320, this can improve the packaging efficiency of illuminator.Certainly during dismounting, it is only necessary to will Elastic buckle 131 is detached from clamping recess 320 and can be disassembled, it is seen then that above-mentioned light distribution mechanism can also improve tearing open for illuminator Unload efficiency.

In above-mentioned light distribution mechanism, fixed part 130 may include Elastic buckle 131, and chassis 300 may include clamping recess 320。

In a kind of specific embodiment, chassis 300 may include that the guiding that extends along the rotation direction of fixed part 130 is recessed 330 are fallen into, being oriented to recess 330, there is open top, fixed part 130 to stretch into guiding recess 330 from open top, and can be with light distribution member Part 100 is rotated along 330 rotation of guiding recess, light distribution element 100 relative to chassis 300, and then drives fixed part 130 recessed in guiding It falls into 330 and rotates.Being oriented to recess 330, there is open end, Elastic buckle 131 can be rotated with fixed part 130 and pass through open end, and It can be caught in from the back side on chassis 300 in clamping recess 320.It should be noted that chassis 300 includes the back side and front, it is so-called The back side refers to that chassis 300 deviates from a side surface of light distribution element 100, and front refers to chassis 300 towards light distribution element 100 One side surface.

In specific assembling process, operating personnel grasp light distribution element 100 so that 130 self- steering of fixed part recess 330 Open top stretch into guiding recess 330 in, then manipulate light distribution element 100 rotate so that fixed part 130 be oriented to it is recessed It falls into 330 and rotates, with the progress of rotation, Elastic buckle 131 can be screwed out from the open end for being oriented to recess 330, the bottom of hence into The back side of disk 300, with the progress of rotation, when Elastic buckle 131 is turned to clamping 320 opposite position of recess, elasticity Buckle 131 enters from the back side on chassis 300 in clamping recess 320 under the action of it deforms elastic force, finally achieves a fixed connection.

In preferred scheme, fixed part 130 can have the limiting section 132 with open end limit cooperation, as shown in Figure 9. During rotation, limiting section 132 can be limited with open end to be coordinated, when the two is in limit cooperation position, Elastic buckle 131 are engaged by clamping with clamping recess 320.Limiting section 132 can avoid the excessively rotation of fixed part 130 and turn over clamping recess 320, Also just it is avoided that the failure of assembly.

In order to realize fool proof, in preferred scheme, the one end for being oriented to recess 330 is blind end, and the other end is described above Open end.In order to improve the compactedness of cooperation, it is curved channel to be oriented to recess 330, and fixed part 130 is arc-shaped workpiece, in light distribution During element 100 rotates, arc-shaped workpiece rotates in curved channel, it can be ensured that larger rotational travel, certain this phase The structure of adaptation can ensure the stability of rotation process.

During dismounting, operating personnel can buckle 131 with operating flexibility and bring it about flexible deformation, so that bullet Property buckle 131 be detached from from clamping recess 320, then to rotating backward light distribution element 100 with installation rotation direction, to will Elastic buckle 131 turns to guiding recess 330, and is removed from the open top for being oriented to recess 330.

In the embodiment of the present application, clamping recess 320 can be card slot, can also be blocked hole.Personnel in order to facilitate the operation Disassembling section, in preferred scheme, clamping recess 320 is penetrates through the blocked hole on chassis 300 in thickness direction.Such situation Under, operating personnel can with tool from the direction that just facing the back side on chassis 300 by Elastic buckle 131 from clamping recess 320 Middle release.

In order to facilitate the assembly or disassembly of Elastic buckle 131, in preferred scheme, Elastic buckle 131 has guiding surface, Guiding surface is for sliding in or out clamping recess 320.Guiding surface plays the role of smooth guide.

In a kind of preferred scheme, fixed part 130 is that one end is fixed on the elastic arm structure in light distribution element main body 110, separately One end is elastic free end, and elastic free end includes Elastic buckle 131.Fixed part 130 is that elastic construction is more advantageous to operator Member's manipulation Elastic buckle 131 deforms, and then facilitates the dismounting of light distribution element 100.

As described above, the accommodation space of light distribution element main body 110 can be provide with a luminescence unit 200, can also cover If at least two luminescence units 200.Referring to FIG. 10, Figure 10 is the light distribution element of another structure, the light distribution of the light distribution element There is element body 110 ' multiple accommodation spaces 111 ' in array distribution, each accommodation space 111 ' can be provide with a hair The distribution mode of light unit, the luminescence unit being arranged on the substrate of illuminator is identical as the arrangement of accommodation space 111 ', And it can correspond.Light distribution element main body 110 ' is provided with fixed part 130 ', and fixed part 130 ' can be consolidated with shown in Fig. 1-9 The structure for determining portion 130 is identical.Light distribution element shown in Fig. 10 can equally be revolved relative to the chassis for the illuminator that it is applicable in Turn, so by fixed part 130 ' and chassis rotary buckle in conjunction with by realization and chassis are fixedly connected.

As described above, light distribution element 100 can be annular light distribution element, and certainly, light distribution element 100 can also be other Shape please refers to Fig.1 1 and Figure 12, and light distribution element can be frame structure part, and correspondingly, light distribution element main body 110 " is had Accommodation space 111 " can be rectangular accommodation space, rectangular accommodation space can be located at least two luminescence units 200. Light distribution element main body 110 " can be provided with fixed part 130 ", fixed part 130 " can with fixed part shown in Fig. 1-10 130 or The structure of fixed part 130 ' is identical.Light distribution element shown in Figure 11-Figure 12 equally can be relative to the illuminator that it is adapted to Lamp holder rotation, and then pass through fixed part 130 and " realize by connected and fixed with chassis and be fixedly connected with chassis.

In the embodiment of the present application, light distribution element 100 can be that lens ring, annular diffusion mask etc. can be implemented as lamps and lanterns Light distribution, and the component that the light that can be projected for luminescence unit 200 passes through.

In the illuminator that light distribution element 100 is applied disclosed in the embodiment of the present application, the light source module group of illuminator May include substrate 310, light distribution element 100 and at least two luminescence units 200, wherein light distribution element 100 is foregoing embodiments The light distribution element 100, substrate 310 are fixed in light distribution element 100, and it is luminous single that light distribution element 100 is located at least two In member 200, at least two luminescence units 200 are arranged on substrate 310, and are arranged in the accommodation space 111 of light distribution element 100 It is interior.

In preferred scheme, under the premise of light distribution element 100 is annular light distribution element, at least two luminescence units 200 It can be discrete and be uniformly distributed in accommodation space 111, and then can realize and shine with being more uniformly distributed.As described above, hold It can be annular accommodation space to receive space 111.

Substrate 310 is the basis for installing luminescence unit 200, is powered for luminescence unit 200.In general, substrate 310 is PCB Plate.Specifically, the cyclic annular substrate that substrate 310 is an integral structure, and then can preferably adapt to the hair being distributed in accommodation space 111 Light unit 200.It is manufactured generally for simplifying, substrate 310 may include at least two submount 311, at least two submount 311 Docking forms entire substrate.When light distribution element 100 is annular light distribution element, substrate 310 is cyclic annular substrate, and then can be preferably Ground adapts at least two luminescence units 200 of annular distribution.Correspondingly, it is in arc-shaped knot that substrate 310, which may include at least two, The submount 311 of structure, at least two submount 311 are docked one by one to form cyclic structure, and then are at least two luminescence units 200 provide installation foundation, as shown in Figure 5.

Substrate 310 is divided into the installation and modular repair that at least two submount 311 can facilitate substrate 310, it is same with this When, at least two submount 311 can save plank.

Referring again to Fig. 2 and Fig. 5, the electrical connection of at least two submount 311 for convenience, in the application, light distribution member The outside of part 100 can be provided at least two lugs 140 along the edge evagination of light distribution element 100.Light distribution element 100 is ring Under the premise of shape light distribution element, lug 140 can externally protrude out in light distribution element main body 110 towards the radial direction of light distribution element main body 110 Outer ledge, the electrical connection section 312 of evagination is included at the docking of adjacent two submount 311, so-called outer finger It is to be protruded to the outside of submount 311.Lug 140 is for covering electrical connection section 312.Specifically, electrical connection section 312 can be to lead Line, soldering-tin layer or electric connector etc., the application do not limit the specific type of electrical connection section 312.Herein, so-called covering refers to It is in the perspective plane perpendicular to chassis 300, in the drop shadow spread of lug 140, this can rise for the projection of electrical connection section 312 To the effect of protection electrical connection section 312, while the appearance after illuminator assembly can be promoted.

The arrangement of lug 140 can be by the side of the electrical connection guiding substrate 310 of two adjacent submount 311, will not Cause to be occupied at the docking of two adjacent submount 311, and then can be so that substrate 310 lays hair with more space Light unit 200.

Specifically, lug 140 can be three, three lugs 140 can be discrete and be uniformly distributed in light distribution element 100 Outer ledge on.

Similarly, light distribution element 100 disclosed in the embodiment of the present application may include multiple sub- light distribution portions, and multiple sub- light distribution portions can To be spliced to form entire light distribution element 100.Under the premise of light distribution element 100 is annular light distribution element, light distribution element 100 can be with Sub- light distribution portion including multiple arc-shaped structures, multiple arc-shaped sub- light distribution portion splicings can form annular light distribution element.

Based on light distribution element 100 disclosed in the embodiment of the present application, light distribution element 100 disclosed in the embodiment of the present application is answered For illuminator in, the light source assembly of illuminator may include chassis 300 and light source module group described above, wherein Substrate 310 is fixed in light distribution element 100, and light distribution element 100 can be combined with chassis 300 by rotary buckle, and then is realized The fixing assembling of the two.

Please also refer to Fig. 1-8, based on light source module group described above, a kind of headlamp is also disclosed in the embodiment of the present application Tool, disclosed illuminator includes chassis 300, driver 600, lampshade 400 and light source module group described above, light source module group Substrate 310 be fixedly linked with light distribution element 100.Driver 600 is electrically connected with substrate 310, and then drives luminescence unit 200 logical Startup after electricity.Lampshade 400 is fixed on chassis 300, and constitutes light mixing chamber 500 with chassis 300.Chassis 300 and light distribution element 100 can relatively rotate and realize buckle and combine.Specifically, in chassis 300 and light distribution element 100, one includes Elastic buckle 131, another one, which is provided with, is clamped recess 320, and Elastic buckle 131 is with clamping recess 320 with light distribution element 100 and chassis 300 It relatively rotates and realizes and connect and fix.

The center on chassis 300 can be arranged in driver 600, and within the region of light distribution element 100.Certainly, it drives Dynamic device 600 can also be not arranged in the center on chassis 300, can also be arranged in the outside of light distribution element 100.In general, in light distribution Under the premise of element 100 is annular light distribution element, driver 600 can be arranged in annular light distribution element area defined. Preferably, driver 600 can be located at the center of annular light distribution element area defined.

Based on light distribution mechanism described above, a kind of illuminator, disclosed headlamp is also disclosed in the embodiment of the present application Tool includes lampshade 400, substrate 310, driver, at least two luminescence units 200 and light distribution mechanism described above, wherein base Plate 310 is fixedly linked with light distribution element 100, and driver is electrically connected with substrate 310, and lampshade 400 is fixed on chassis 300, and with Chassis 300 constitutes light mixing chamber, and light distribution mechanism is arranged at driver in light mixing chamber.

In illuminator disclosed in the embodiment of the present application, the light projection direction of lampshade 400 and light source module group (it is also assumed that It is the light projection direction of luminescence unit 200) opposite cover can be plane, as shown in Figure 1, or common evagination Arcwall face.Under the premise of cover is the arcwall face of evagination, in preferred scheme, the vertex of arcwall face shines single at least two The distance between plane where the centre of luminescence of member is the first distance, and the brim height of lampshade 400 is second distance, the first distance Meet following relationship with second distance：A >=B >=0.9A, wherein A is the first distance, and B is second distance.By verification, upper It states under relationship, illuminator disclosed in the present application has better uniformity.

In the embodiment of the present application, luminescence unit 200 can be LED light, LED light have energy consumption is relatively low, service life is longer, It shines the advantages that relatively stable.

In the application, the shape of illuminator can be round, rectangular, special-shaped polygon etc., and the application does not limit this System.

Herein, as long as the technical characteristic non-contradiction in each preferred embodiment can combine to form scheme, these schemes In range disclosed in the present application.

Herein, only emphasis describes the difference with other preferred embodiments, each preferred embodiment to each preferred embodiment It as long as not conflicting, can arbitrarily combine, embodiment is formed by after combination also within scope disclosed in this specification, is examined It is succinct to consider text, is individually described with regard to being no longer formed by embodiment to combination herein.

Above is only an example of the present application, it is not intended to limit this application.For those skilled in the art For, the application can have various modifications and variations.It is all within spirit herein and principle made by any modification, equivalent Replace, improve etc., it should be included within the scope of claims hereof.

Claims (41)

1. light distribution element, which is characterized in that including light distribution element main body and be arranged in the light distribution element main body at least one A fixed part, the fixed part with the chassis rotary buckle of illuminator for being combined；The fixed part include for it is described The Elastic buckle and/or clamping recess that chassis connects and fixes.

2. light distribution element according to claim 1, which is characterized in that one end of the fixed part is fixed on the light distribution member In part main body, the other end is elastic free end, and the elastic free end includes the Elastic buckle.

3. light distribution element according to claim 1, which is characterized in that the quantity at least two of the fixed part, at least Two fixed parts are discrete to be distributed on the inside edge of the light distribution element main body.

4. light distribution element according to claim 1, it is characterised in that：

The fixed part includes spare connecting hole, and the spare connecting hole is for being connected through a screw thread part and the chassis stationary phase Even；Or/and

The fixed part includes mounting hole, and magnetic part is equipped in the mounting hole, and the magnetic part is used to inhale with the chassis Attached fixation.

5. light distribution element according to claim 1, which is characterized in that the light distribution element is annular light distribution element.

6. light distribution element according to claim 5, which is characterized in that the light distribution element main body has annular accommodation space And it is located at the incidence surface and light-emitting surface of light distribution element main body both sides, the annular accommodation space is for accommodating at least Two along its circumferentially distributed luminescence unit, the inner wall of the annular accommodation space is the incidence surface；It is at least one described solid Determine portion to be arranged on the circumference of the light distribution element main body.

7. light distribution element according to claim 6, which is characterized in that the incidence surface includes close to the light distribution element The inside incidence surface at center and outside incidence surface far from the center, in the light distribution element main body with the inside incidence surface The deflection angle for the deflection of light that opposite position projects the luminescence unit is the first deflection angle, the light distribution element main body The upper position opposite with the outside incidence surface is the second deflection angle to the deflection angle of deflection of light, and first deflection angle is less than Second deflection angle.

8. light distribution element according to claim 7, which is characterized in that the incidence surface and the light-emitting surface are curved surface.

9. light distribution element according to claim 8, which is characterized in that the radius of curvature of the inside incidence surface is less than described The radius of curvature of outside incidence surface.

10. light distribution element according to claim 9, which is characterized in that the light-emitting surface is symmetroid.

11. light distribution element according to claim 8, which is characterized in that the incidence surface has away from the luminescence unit most The top line of demarcation of big distance, the region being located on the inside of the top line of demarcation on the incidence surface is the inside incidence surface, It is the outside incidence surface to be located at the region on the outside of the top line of demarcation on the incidence surface.

12. light distribution element according to claim 11, which is characterized in that the top line of demarcation is located at all described luminous The inside of same circumference where the optical axis of unit, the top line of demarcation are distributed with the circumferential concentric, and between the two Distance is setpoint distance, and the setpoint distance is more than zero.

13. light distribution element according to claim 6, which is characterized in that the surface of the light-emitting surface can be laid with astigmatism Lines.

14. light distribution element according to claim 1, which is characterized in that the light distribution element is an integral structure part.

15. light distribution element according to claim 6, which is characterized in that the light distribution element further includes positioning region, described fixed Position portion is connected with the light distribution element main body, and is used to be arranged in the positioning with the chassis location fit, the fixed part In portion.

16. light distribution element according to claim 15, which is characterized in that the positioning region has locating slot, the positioning Slot is used for and the substrate location fit that externally protrudes out on the chassis.

17. light distribution element according to claim 16, which is characterized in that the slot bottom of the locating slot offers radiating groove, The radiating groove is located between the annular accommodation space and the locating slot, and is connected to the annular accommodation space, at least Two luminescence units are located in the radiating groove.

18. light distribution element according to claim 17, which is characterized in that in the radial direction of the light distribution element, the heat dissipation The width of slot is more than the width of the annular accommodation space, and heat dissipation is formed between the side wall of the radiating groove and the luminescence unit Gap.

19. light distribution element according to claim 1, which is characterized in that the light distribution element is that lens ring or annular expand Dissipate mask.

20. light source module group, which is characterized in that including substrate, at least two luminescence units and light distribution element, at least two hairs Light unit is arranged on the substrate, and the substrate is fixed in the light distribution element, and the light distribution element is located at least two On a luminescence unit, the light distribution element is the light distribution element described in any one of claim 1-5 and 13-19.

21. light source module group, which is characterized in that including substrate, at least two luminescence units and light distribution element, at least two hairs Light unit is arranged on the substrate, and the substrate is fixed in the light distribution element, and the light distribution element is located at least two On a luminescence unit, the light distribution element is the light distribution element described in any one of claim 6-12.

22. light source module group according to claim 21, which is characterized in that at least two luminescence units are discrete and equal It is laid in evenly in the annular accommodation space.

23. light source module group according to claim 21, which is characterized in that the cyclic group that the substrate is an integral structure Plate；Alternatively, the substrate include at least two be in convex structure submount, at least two submount dock one by one with Form cyclic structure.

24. light source module group according to claim 23, which is characterized in that be provided with multiple edges on the outside of the light distribution element The lug of the diameter convex of the light distribution element main body includes being electrically connected for evagination at the docking of adjacent two submount Socket part, the lug is for covering the electrical connection section.

25. light source module group according to claim 24, which is characterized in that the electrical connection section is conducting wire, soldering-tin layer or electricity Connector.

26. illuminator, which is characterized in that described in any one of lampshade, chassis, driver and claim 20-25 Light source module group, the substrate are fixedly linked with the light distribution element, and the driver is electrically connected with the substrate, and the lampshade is solid It is scheduled on the chassis, and light mixing chamber is constituted with the chassis, the light distribution element and the driver are arranged at described mixed In optical cavity, with the light distribution element, one includes Elastic buckle on the chassis, and another one is provided with clamping recess, the bullet Property buckle realize and connect and fix with the relative rotation on the light distribution element and the chassis with the clamping recess.

27. illuminator according to claim 26, which is characterized in that thrown with the light of the light source module group on the lampshade Penetrate the arcwall face that the opposite cover in direction is evagination.

28. illuminator according to claim 27, which is characterized in that described in the vertex of the arcwall face and at least two The distance between plane where the centre of luminescence of luminescence unit is the first distance, and the brim height of the lampshade is second distance, First distance and the second distance meet following relationship：A >=B >=0.9A, wherein A be the first distance, B be second away from From.

29. light distribution mechanism, which is characterized in that described including the light distribution element described in any one of chassis and claim 1-19 Light distribution element includes light distribution element main body and at least one fixed part for being arranged in the light distribution element main body, the fixed part It can be rotated relative to the chassis, for the fixed part with the chassis, one includes Elastic buckle, and another one includes that clamping is recessed It falls into, the Elastic buckle can be engaged by clamping with the light distribution element relative to chassis rotation and clamping recess.

30. light distribution mechanism according to claim 29, which is characterized in that the fixed part includes the Elastic buckle, institute It includes the clamping recess to state chassis.

31. light distribution mechanism according to claim 30, which is characterized in that the chassis includes along the fixed part rotation side It is recessed to the guiding of extension, there is the guiding recess open top, the fixed part to stretch into described lead from the open top To recess, and it can be recessed along the guiding with the light distribution element and rotate, the guiding recess has open end, the elastic card Button can turn through the open end with the fixed part, and be caught in the clamping recess from the back side on the chassis.

32. light distribution mechanism according to claim 31, which is characterized in that the fixed part has to be limited with the open end The limiting section of cooperation.

33. light distribution mechanism according to claim 31, which is characterized in that described one end for being oriented to recess is blind end, separately One end is the open end.

34. light distribution mechanism according to claim 31, which is characterized in that the guiding recess is curved channel, described solid It is arc-shaped workpiece to determine portion.

35. light distribution mechanism according to claim 29, which is characterized in that the fixed part is that one end is fixed on the light distribution Elastic arm structure on element body, the other end are elastic free end, and the elastic free end includes the Elastic buckle.

36. light distribution mechanism according to claim 29, which is characterized in that the clamping recess is in thickness direction perforation institute State the blocked hole on chassis.

37. light distribution mechanism according to claim 29, which is characterized in that the Elastic buckle has guiding surface, described Guiding surface is for sliding in or out in the clamping recess.

38. light distribution mechanism according to claim 29, which is characterized in that the quantity of the Elastic buckle is three, described The quantity of clamping recess is three, and three Elastic buckles and three clamping recess correspond cooperation.

39. illuminator, which is characterized in that including lampshade, substrate, driver, at least two luminescence units and claim 29- Light distribution mechanism described in any one of 38, the substrate are fixedly linked with the light distribution element, the driver and the substrate Electrical connection, the lampshade are fixed on the chassis, and constitute light mixing chamber, the light distribution mechanism and the driving with the chassis Device is arranged in the light mixing chamber.

40. illuminator according to claim 39, which is characterized in that the light projection of the lampshade and the luminescence unit The opposite cover in direction is the arcwall face of evagination.

41. illuminator according to claim 40, which is characterized in that described in the vertex of the arcwall face and at least two The distance between plane where the centre of luminescence of luminescence unit is the first distance, and the brim height of the lampshade is second distance, First distance and the second distance meet following relationship：A >=B >=0.9A, wherein A be the first distance, B be second away from From.