CN218599566U - Multi-lens pixel lighting device - Google Patents

Abstract

The application provides a multi-lens pixel lighting device, which relates to the technical field of lighting and comprises a light source, and a dimming support and a lens module which are sequentially arranged along the light emitting direction of the light source, wherein the lens module comprises a lens barrel and at least two lenses which are accommodated in the lens barrel and are sequentially arranged along the light emitting direction; the position that the support corresponds the light source of adjusting luminance is provided with the window, and the window periphery is equipped with silica gel spare and silica gel spare is embedded in the support of adjusting luminance to make the light that the light source sent locate the silica gel spare of window periphery after the window and ring to shoot the lens module. The at least two lenses are matched with each other, so that light rays emitted by the light source can be adjusted for multiple times to obtain a required light shape, and the lighting requirement is met; the distance between the lens module and the light source is adjustable, so that the lens module is convenient to focus integrally, clear images are obtained, high-pixel illumination is realized, the resolution ratio is higher, and the illumination requirement with higher requirements is met.

Description

Multi-lens pixel lighting device

Technical Field

The application relates to the technical field of lighting, in particular to a multi-lens pixel lighting device.

Background

With the development of lighting technology, the requirements of people on car light lighting are higher and higher, and the optical scheme adopting a single lens cannot meet the requirements of high pixels at present, so on the basis, the purpose of high pixels is usually realized by adopting a multi-lens scheme. However, in the existing multi-lens scheme, due to the independent arrangement of the plurality of lenses, the lens group formed by the plurality of lenses has the problem of inconvenient focusing, so that after light passes through the lens group, the light emitting effect is poor, the pixels cannot meet the requirement of high pixels, the resolution ratio is low, and the requirement of high-requirement lighting occasions cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a many lens pixel lighting device, through adjusting luminance the support adjustable the light source with interval between the lens module to realize making things convenient for focusing, reach the requirement of high pixel, high resolution.

In one aspect of the embodiment of the application, a multi-lens pixel lighting device is provided, which includes a light source, and a dimming support and a lens module which are sequentially arranged along a light emitting direction of the light source, wherein the lens module includes a lens barrel and at least two lenses which are accommodated in the lens barrel and are sequentially arranged along the light emitting direction, and a distance between the light source and the lens module is adjusted by adjusting a connection position between the dimming support and the lens module; the position that the support corresponds the light source of adjusting luminance is provided with the window, the window periphery is equipped with the silica gel spare and the silica gel spare is embedded in the support of adjusting luminance to make the light that the light source sent through the window and the ring is located the window periphery the silica gel spare back directive lens module.

Optionally, the silicone part and the dimming support are integrally injection-molded.

Optionally, a light incident surface and a light emitting surface are respectively formed on two sides of the silicone piece perpendicular to the light emitting direction, light emitted from the light source sequentially passes through the light incident surface and the light emitting surface of the silicone piece and then is emitted to the lens module, and the deflection angle of the light is adjusted through the light incident surface and the light emitting surface.

Optionally, one of the lens module and the dimming support is provided with a waist-shaped hole extending along the arrangement direction of the lens module, the other is provided with a threaded hole for a fastener to pass through, and the fastening of the lens module and the dimming support is realized by the fastener passing through the waist-shaped hole and the threaded hole in sequence.

Optionally, the lens module includes the edge the light-emitting direction sets gradually first lens, second lens and third lens in the lens cone are close to the lens of light source one side through first rand with the lens cone is at its fore-and-aft direction and circumference upper limit, be provided with chucking structure on the first rand, be equipped with the fastening pin on the lens cone, chucking structure with the fastening pin cooperation is in order with first rand with the lens cone is fixed.

Optionally, still set up first location structure and second location structure on the inner wall of lens cone respectively, first location structure is right first lens is spacing, second location structure is right the second lens is spacing, the third lens pass through the pin with the second lens location, one side that the third lens kept away from the second lens still is provided with the second rand, the third lens pass through the second rand with the lens cone is spacing in its fore-and-aft direction and week.

Optionally, the first positioning structure includes a first positioning boss and a first positioning rib, which are disposed on the inner wall of the lens barrel and correspond to the first lens, and the second positioning structure includes a second positioning boss and a positioning boss face, which are disposed on the inner wall of the lens barrel and correspond to the second lens.

Optionally, a patterned surface is formed on the bottom wall of the lens barrel.

Optionally, a plurality of positioning ribs are further arranged on the outer wall of the lens barrel, the positioning ribs are arranged along the light emitting direction, and one ends of the positioning ribs extend to the end portion of the lens barrel to position the second clamping ring.

Optionally, a buckle is further disposed on the outer wall of the lens barrel corresponding to the second collar, so that the second collar and the lens barrel are fastened and fixed.

Optionally, the lens barrel and the dimming support are further provided with a curing glue pin hole in a matched manner respectively for injecting curing glue to position a connection position of the lens module and the dimming support.

Optionally, the lens barrel is further provided with a vent hole.

Optionally, the light source is a matrix light source.

The multi-lens pixel lighting device provided by the embodiment of the application comprises a light source, and a dimming support and a lens module which are sequentially arranged along the light emitting direction of the light source, wherein the lens module comprises a lens barrel and at least two lenses which are contained in the lens barrel and sequentially arranged along the light emitting direction, and the distance between the light source and the lens module is adjusted by adjusting the connecting position between the dimming support and the lens module. The light adjusting support is provided with a window for light to pass through, and light emitted by the light source is emitted to the lens module after passing through the light adjusting support and is emitted after being adjusted by the lens module. The lens module comprises at least two lenses which are sequentially arranged along the light emitting direction of the light source, and after light emitted by the light source sequentially passes through the at least two lenses, the at least two lenses are mutually matched, so that the light emitted by the light source can be adjusted for many times, the required light shape is obtained, and the lighting requirement is met; in addition, through adjusting the hookup location between support and the lens module of adjusting luminance, and then the interval between adjustment light source and the lens module realizes that the distance between lens module and the light source is adjustable, so, just can realize the whole convenient focusing of lens module, when the focus is adjustable, can obtain clear image, realize the illumination of high pixel, the resolution ratio is higher, adapts to the lighting requirements of higher requirement.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a multi-lens pixel lighting device provided in this embodiment;

FIG. 2 is a schematic cross-sectional view of a multi-lens pixel lighting device provided in this embodiment;

FIG. 3 is a schematic diagram of an exploded structure of the multi-lens pixel illumination apparatus provided in this embodiment;

fig. 4 is a schematic view of a light-adjusting bracket of the multi-lens pixel lighting device provided in this embodiment;

fig. 5 is a second schematic view of a light-adjusting bracket of the multi-lens pixel lighting device provided in this embodiment;

fig. 6 is a schematic structural diagram of a silicone part of the multi-lens pixel lighting device provided in this embodiment;

fig. 7 is an exploded view of a lens module of the multi-lens pixel lighting device according to the present embodiment;

fig. 8 is one of the schematic structural diagrams of the lens barrel of the multi-lens pixel lighting device provided in this embodiment;

fig. 9 is a schematic view of a first collar structure of the multi-lens pixel lighting device provided in this embodiment;

fig. 10 is a second schematic view of a lens barrel structure of the multi-lens pixel illumination device provided in this embodiment;

fig. 11 is a schematic view illustrating the connection between the dimming stand and the lens module of the multi-lens pixel lighting device provided in this embodiment;

fig. 12 is a schematic structural diagram of a lens module of the multi-lens pixel lighting device provided in this embodiment;

fig. 13 is a schematic partial structure diagram of a multi-lens pixel lighting device provided in this embodiment;

fig. 14 is a schematic diagram of a partial explosion structure of the multi-lens pixel lighting device provided in this embodiment;

fig. 15 is a second schematic view of an explosion structure of the multi-lens pixel lighting device according to the present embodiment.

Icon: 11-a circuit board; 11 a-a light source; 11 b-a locating hole; 11 c-screw through holes; 11 d-notch; 12-a dimming stand; 12 a-a stud; 12 b-a locating pin; 120-a dimming platform; 120 a-screw holes; 120 b-curing glue pin holes; 121-a silicone piece; 121 a-a light-emitting surface; 13-a lens module; 130-a lens barrel; 1301-a positioning platform; 1302-an elastic structure; 1303-bottom wall; 130 a-fastening pin; 130 b-a first positioning rib; 130 c-a first positioning boss; 130 d-a second positioning boss; 130 e-positioning boss face; 130 f-kidney shaped hole; 130 g-curing glue pin holes; 130 h-second positioning ribs; 130 i-buckle; 130 j-vent; 131-a first lens; 132-a second lens; 133-a third lens; 134-a first collar; 134 a-a clip structure; 134 b-fins; 135-a second collar; 14-a heat sink; 14 a-a positioning boss; 14 b-mounting holes; 15a, 15 b-fastening screws; 16-pins.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the product of the application is usually placed in when used, and are used only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly and include, for example, fixed and removable connections as well as integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the present multi-lens illumination scheme, a plurality of lenses in the lens group are independently arranged, so that the problem of inconvenient focusing of the lens group exists, and further, after light passes through the lens group, the light emitting effect is poor, pixels cannot meet the requirement of high pixels, the resolution ratio is low, and the requirement of high-requirement illumination occasions cannot be met.

In view of the above, embodiments of the present disclosure provide a multi-lens pixel illumination apparatus, which is convenient for focusing and can be used for high-resolution multi-pixel illumination, such as one hundred and ten thousand pixel illumination. Specifically, referring to fig. 1 and fig. 2, the multi-lens pixel lighting device provided in the embodiment of the present application includes a light source 11a, and a dimming support 12 and a lens module 13 sequentially disposed along a light emitting direction of the light source 11a, where the lens module 13 includes a lens barrel 130 and at least two lenses sequentially disposed in the lens barrel 130 along the light emitting direction, and adjusts a distance between the light source 11a and the lens module 13 by adjusting a connection position between the dimming support 12 and the lens module 13, so as to achieve focusing. A window is arranged at the position of the dimming support 12 corresponding to the light source 11a, a silica gel part 121 is arranged at the periphery of the window, and the silica gel part 121 is embedded in the dimming support 12, so that light emitted by the light source 11a passes through the window and the silica gel part 121 arranged at the periphery of the window in a surrounding manner and then emits to the lens module 13. The arrangement of the silica gel part 121 can adjust the deflection angle of the light, so that the boundary of the superposed light shapes is virtual, and the transition is soft when the light shapes are superposed.

The light source 11a is arranged on the circuit board 11, the dimming support 12 and the lens module 13 are sequentially arranged along the light emitting direction of the light source 11a, a window is arranged on the dimming support 12 corresponding to the position of the light source 11a, so that light emitted by the light source 11a can pass through, and the light emitted by the light source 11a passes through the window of the dimming support 12 and then is emitted through the lens module 13, so that an illumination light shape is formed for illumination.

Wherein, light source 11a can be the matrix LED light source, has generally set up a plurality of illumination subregion on the matrix LED light source, and what the matrix LED light source adopted is that a plurality of illumination subregion arrange the mode that distributes, and compare with ordinary light source, the scope that the matrix LED light source shines is wider, and luminance is higher.

The lens module 13 includes at least two lenses, and the at least two lenses are sequentially arranged along the light emitting direction of the light source, so that the light emitted from the light source 11a sequentially passes through the lenses. When at least two lenses are adopted, the surface shapes of the at least two lenses are mutually matched, namely, the light rays can be adjusted for multiple times through the at least two lenses, and then the light rays emitted by the light source 11a are adjusted into the required light shape, the surface shapes of the at least two lenses are not detailed here, and the technical personnel in the field can specifically set the surface shapes according to the requirements.

The lens module 13 is connected to the dimming holder 12, as shown in fig. 2, the dimming holder 12 positions the lens module 13 in the x and y directions, the lens module 13 is freely adjustable in the z direction, in other words, the lens module 13 is movable in the z direction, and when the lens module 13 is close to the light source 11a in the z direction, the distance between the light source 11a and the lens module 13 is reduced; when the lens module 13 is far away from the light source 11a in the z direction, the distance between the light source 11a and the lens module 13 is increased, so that the distance between the light source 11a and the lens module 13 is changed, and focusing can be realized when the distance is changed, so that a clear image is obtained and is used for high-resolution multi-pixel illumination.

To sum up, the multi-lens pixel lighting device provided by the embodiment of the application comprises a light source 11a, a dimming support 12 and a lens module 13 are sequentially arranged on the light emitting side of the light source 11a, a window for allowing light to pass through is arranged on the dimming support 12, and the light emitted from the light source 11a is emitted to the lens module 13 after passing through the dimming support 12 and is emitted after being adjusted by the lens module 13. The lens module 13 includes at least two lenses, the at least two lenses are sequentially arranged along the light emitting direction of the light source 11a, the lenses are accommodated in the lens barrel 130, so as to obtain a better installation effect, the installation structure is more compact, the number of parts is reduced, and the cost is reduced, and the lens close to one side of the light source 11a is limited in the front-back direction and the circumferential direction of the lens barrel 130 through the first retainer ring 134. A clamping structure 134a is arranged on the first clamping ring 134, a fastening pin 130a is correspondingly arranged on the lens barrel 130, and the fastening pin 130a and the clamping structure 134a are in interference fit, so that the lens barrel 130 and the first clamping ring 134 are fixed. After the light emitted by the light source 11a sequentially passes through the at least two lenses, the at least two lenses are mutually matched, so that the light emitted by the light source 11a can be adjusted for multiple times to obtain a required light shape, and the lighting requirement is met; in addition, through adjusting the hookup location between dimming support 12 and the lens module 13 to the interval between adjustment light source 11a and the lens module 13 realizes that the distance between lens module 13 and the light source 11a is adjustable, so, just can realize focusing, when the focus is adjustable, can obtain clear image, realizes the illumination of high resolution multipixel, adapts to the lighting requirements of higher requirement.

Specifically, one of the lens module 13 and the dimming support 12 is provided with a waist-shaped hole 130f extending along the arrangement direction of the lens module 13, and the other is provided with a threaded hole for a fastener to pass through, and the fastening of the lens module 13 and the dimming support 12 is realized by the fastener passing through the waist-shaped hole 130f and the threaded hole in sequence, so that the distance between the light source 11a and the lens module 13 is adjustable.

Illustratively, as shown in fig. 3, in an implementation manner of the present application, the dimming support 12 is a rectangular support, two opposite dimming platforms 120 are disposed on a side of the dimming support 12 facing the lens module 13, a screw hole 120a is disposed on the dimming platform 120, the screw hole 120a is matched with a waist-shaped hole 130f on the lens barrel 130 of the lens module 13, a connection position between the dimming support 12 and the lens module 13 is adjusted, and after the connection position is adjusted, the lens module 13 and the dimming support 12 are fastened by a fastening screw 15b, so that the distance between the light source 11a and the lens module 13 is adjustable. The adjustable distance is realized by arranging the waist-shaped hole 130f, the structure is simple, the operation is easy, the adjusting space is large, and the adjusting flexibility is high.

Of course, in another implementation manner of the present application, the waist-shaped hole 130f may also be disposed on the dimming support 12, and the lens barrel 130 is correspondingly provided with the screw hole 120a, and the connection position between the dimming support 12 and the lens module 13 may also be adjusted, so as to achieve the adjustable distance between the light source 11a and the lens module 13, which is specifically set according to actual needs, and is not limited to the above setting.

Referring to fig. 4 and 5, the light adjusting bracket 12 and the silicone part 121 are integrally injection molded, a window is disposed on the light adjusting bracket 12 corresponding to the light source 11a, so that light emitted from the light source 11a exits through the window and the silicone part 121 annularly disposed outside the window, the silicone part 121 can deflect the light, the boundary of the superimposed light shape is virtual, and the light shape is transited softly when superimposed.

The dimming support 12 and the silica gel part 121 in the application can be molded by double-shot molding or insert molding so as to install the lens module 13. Thus, the silica gel part 121 and the dimming support 12 are integrated, a support for installing the silica gel part 121 is not required to be additionally manufactured, the problem that the gap between the lens module 13 and the circuit board 11 is too small so as to ensure that the positioning and installing space of the silica gel part 121 is not enough is avoided, meanwhile, the problem that the lens is overheated to influence the using effect of the lens due to the fact that the light source 11a is too close to the lens module 13 is also avoided, the silica gel part 121 and the dimming support 12 are integrated, the optical function of the silica gel part 121 is met, and the focusing of the lens module 13 is realized by adjusting the connecting position between the dimming support 12 and the lens module 13. A window corresponding to the light source 11a is arranged on the dimming support 12, and light emitted from the light source 11a passes through the window and the silica gel member 121 annularly arranged on the periphery of the window and then is emitted to the lens module 13.

In addition, the emitting angle of the light source 11a can be adjusted by the silicone member 121. As shown in fig. 6, the two sides of the silicone element 121 along the light emitting direction perpendicular to the light source 11a form a light emitting surface 121a and a light incident surface respectively, the back surface of the light emitting surface 121a is a light incident surface, the light emitted from the light source 11a sequentially passes through the light incident surface of the silicone element 121 and the light emitting surface 121a of the silicone element 121 to emit to the lens module 13, and the light emitting angle is adjusted through the light incident surface and the light emitting surface 121 a.

There are two directions perpendicular to the light exit direction, i.e., the up-down direction and the left-right direction of the light source 11a are perpendicular to the light exit direction. In other words, the light incident surface and the light emitting surface 121a of the silicone element 121 may be respectively located in the up-down direction of the light source 11a, or the light incident surface and the light emitting surface 121a of the silicone element 121 may be respectively located in the left-right direction of the light source 11 a. In an implementation manner of the present application, the light emitting surface 121a and the light incident surface are respectively located in the upper and lower directions of the light source 11a, and the light emitted from the light source 11a is refracted to the light emitting surface 121a of the silicone element 121 after passing through the light incident surface of the silicone element 121, thereby implementing the change of the emitting angle of the light source 11 a.

Further, the light incident surface of the silicone element 121 may be a plane or a curved surface with patterns; when the silica gel pieces 121 are distributed on the upper and lower sides or the left and right sides of the matrix LED light source 11a, they may be distributed symmetrically or asymmetrically, and it is not limited to this, as long as the light incident surface and the light emitting surface 121a of the silica gel pieces 121 are matched to adjust the emitting angle of the light rays emitted into them, so that the light rays are deflected to the required emitting angle.

The specific shape of the silicone member 121 is various, such as: the light incident surface at the rear side of the silicone element 121 is composed of a vertical plane section extending up and down and an inclined plane section extending obliquely, and the light emergent surface 121a at the front side of the silicone element 121 is composed of a plurality of inclined plane sections forming an angle; another example is as follows: the light incident surface at the rear side of the silicone part 121 is composed of vertical plane sections extending up and down and is of a plane structure, and the light emergent surface 121a at the front side of the silicone part 121 is composed of a plurality of arc-shaped plane sections and a plurality of horizontal plane sections extending horizontally; for another example: the light incident surface on the rear side of the silicone member 121 is formed by vertical plane sections extending up and down and has a plane structure, and the light emitting surface 121a on the front side of the silicone member 121 is formed by inclined plane sections extending obliquely.

As for the lens module 13, referring to fig. 7, the lens module 13 includes a lens barrel 130, and a first lens 131, a second lens 132 and a third lens 133 sequentially disposed in the lens barrel 130 along a light emitting direction, the lens module 13 is connected to the dimming support 12 through the lens barrel 130, and a connection position of the lens barrel 130 with respect to the dimming support 12 is adjustable, so that a distance between the light source 11a and the lens module 13 is adjustable.

Each lens of the lens module 13 is disposed in the lens barrel 130, and the lens barrel 130 is connected to the dimming support 12. Specifically, as shown in fig. 8 and 10, two opposite positioning platforms 1301 are disposed on two sides of the outer wall of the lens barrel 130, and the two positioning platforms 1301 are respectively provided with a waist-shaped hole 130f matched with the screw hole 120a of the dimming support 12, so that the lens barrel 130 can move relative to the dimming support 12, and thus, the distance between the light source 11a and the lens module 13 can be adjusted.

In addition, as shown in fig. 10 and 11, the lens barrel 130 and the dimming support 12 are further respectively provided with a curing glue pin hole 130g and a curing glue pin hole 120b in a matching manner, so that after the lens barrel 130 and the dimming support 12 are adjusted in place through the waist-shaped hole 130f, curing glue is injected into the matching curing glue pin hole 130g and the matching curing glue pin hole 120b, so as to position the current adjustment position, that is, the connection position of the current lens module 13 and the dimming support 12.

The positioning platform 1301 of the lens barrel 130 and two sides of the waist-shaped hole 130f are respectively provided with a curing glue pin hole 130g, and correspondingly, the dimming platform 120 of the dimming support 12 is also provided with a corresponding curing glue pin hole 120b, after the lens barrel 130 and the dimming support 12 are adjusted in place through the waist-shaped hole 130f, a UV curing glue is added into the matched curing glue pin hole 130g and the curing glue pin hole 120b to form a positioning pin for positioning the lens module 13 in the z direction, so that the pre-positioning and fastening are realized, the lens barrel 130 and the dimming support 12 are fastened by using a fastening screw 15b, and the lens barrel 130 is prevented from being forced to move when the lens barrel 130 and the dimming support 12 are fastened by using the positioning pin formed by the UV curing glue, so that the lens barrel 130 and the dimming support 12 can be accurately installed through the pre-positioning and fastening, and the focal length meets the accurate requirement. In the actual assembly process, the fastening screws 15b may be inserted from the same direction (as shown in fig. 3) or from different mounting directions (as shown in fig. 15) to facilitate mounting in a narrow mounting space.

When the lenses and the lens barrel 130 are mounted, the first lens 131 is fixed in the lens barrel 130 through the first collar 134, the inner wall of the lens barrel 130 is further provided with a first positioning structure and a second positioning structure respectively to limit the first lens 131 and the second lens 132 respectively, the third lens 133 is positioned with the second lens 132 through the pin hole, one side of the third lens 133 away from the second lens 132 is further provided with a second collar 135, and the third lens 133 is fixed through the second collar 135 and the lens barrel 130.

Illustratively, as shown in fig. 8, the lens barrel 130 is a cylindrical structure with openings at both ends, the first lens 131 is disposed near the light source 11a, the first positioning structure includes a first positioning boss 130c and a first positioning rib 130b, the first positioning boss 130c is disposed on the inner wall of the lens barrel 130, the first positioning rib 130b extending along the light-emitting direction of the light source 11a on the inner wall of the lens barrel 130 positions the first lens 131, and then the first lens 131 is clamped by the first collar 134, and the first collar 134 is fixed on the opening at one end of the lens barrel 130 by the fastening pin 130 a.

Further, as shown in fig. 9, the clamping structure 134a of the first collar 134 is an i-shaped hole through which the fastening pin 130a passes, and two sides of the i-shaped hole are fins 134b, which may deform when the fastening pin 130a is inserted into the i-shaped hole, and the fastening pin 130a and the i-shaped hole are in interference fit, so that the first collar 134 may be fixed on the lens barrel 130 by the fastening pin 130a without additional fixing members such as bolts and nuts. By adopting the mode, the connection can be prevented from falling off and large torque can be transmitted through interference fit, the connection is firm, no additional fixing part is needed, and the assembly efficiency is improved.

As shown in fig. 10, the second positioning structure includes a second positioning boss 130d and a positioning boss surface 130e, the second lens 132 is installed in the lens barrel 130, the second lens 132 is positioned by the second positioning boss 130d on the inner wall of the lens barrel 130 and the positioning boss surface 130e in the lens barrel 130, wherein the positioning boss surface 130e includes two parts, and the positioning boss surface 130d cooperates with the second positioning boss 130d to position the second lens 132 in the front-back direction and the circumferential direction. The bottom wall 1303 of the lens barrel 130 is further formed with a patterned surface, which may be a cylindrical pattern to eliminate stray light.

The third lens 133 is mounted on the second lens 132, the third lens 133 and the second lens 132 are positioned by the pin 16 in fig. 3 and 7, and finally the second lens 132 and the third lens 133 are clamped by the second collar 135, completing the mounting of the lens module 13.

Referring to fig. 10, a plurality of second positioning ribs 130h are further disposed on the outer wall of the lens barrel 130, the second positioning ribs 130h extend along the light exit direction, the plurality of second positioning ribs 130h are distributed on the outer wall of the lens barrel 130 in a surrounding manner, and the end portions of the second positioning ribs 130h extend to the end portions of the lens barrel 130 to position the second collars 135. The lens barrel 130 is further provided with a buckle 130i corresponding to the second retainer ring 135, so that the second retainer ring 135 and the lens barrel 130 are fixed by the buckle 130i in a clamping manner, and when the buckle 130i is adopted for fixing, the disassembly and assembly are convenient, and the assembly speed is increased.

The first clamping ring 134 and the second clamping ring 135 are respectively arranged at two open ends of the lens barrel 130, the first clamping ring 134 is used for clamping the first lens 131, the second clamping ring 135 is used for clamping the second lens 132 and the third lens 133, and the second clamping ring 135 can also shield the flanging of the third lens 133, so that the appearance is improved.

The lens barrel 130 is further provided with a vent hole 130j, and the vent hole 130j can effectively ventilate the lens barrel 130 and the outside, so that the lens surfaces in the lens barrel 130 are prevented from generating fog due to air tightness in the lens barrel 130, and the light emitting effect is prevented from being influenced.

And, as shown in fig. 12 and 13, there are four elastic structures 1302 on the side of the second collar 135 away from the light source 11a, in an implementation manner of the present application, two of the elastic structures 1302 are oppositely disposed on the second collar 135, and the elastic structures 1302 can make the third lens 133 have a movable allowance in the direction toward the second collar 135, so as to eliminate the assembling tolerance and ensure the second lens 132 and the third lens 133 are clamped.

It should be understood that the above three lens positioning and mounting manners are only examples given in the embodiments of the present application, and are not the only limitations or supportable solutions for positioning and mounting each lens in the present application. Moreover, the lens module 13 may further include more than two lenses, for example, four lenses, five lenses, etc., and when the lens module includes more than two lenses, the positioning and mounting manner thereof may refer to the positioning and mounting manner of the three lenses, which is not described herein again.

When the connection mode is adopted, accurate positioning and stable connection can be realized, the overall stability of the device can be effectively improved, and the device is favorable for obtaining the illuminating light with better light-emitting effect.

On the other hand, referring to fig. 3 and fig. 14, a heat sink 14 is further disposed on a side of the circuit board 11 away from the lens module 13, and the heat sink 14 is used for dissipating heat of the circuit board 11. A positioning boss 14a is arranged on the radiator 14, a notch 11d is arranged above the circuit board 11 corresponding to the positioning boss 14a, and the two are matched for positioning; four angles on the circuit board 11 set up screw through hole 11c, four angles on the radiator 14 correspond and are provided with mounting hole 14b, are provided with screw post 12a on the support 12 of adjusting luminance, and fastening screw 15a passes mounting hole 14b, screw through hole 11c and the cooperation of screw post 12a, realizes the installation of support 12, circuit board 11 and radiator 14 of adjusting luminance through fastening screw 15 a. The circuit board 11 is further provided with a positioning hole 11b which is matched with a positioning pin 12b on the dimming support 12, so that the circuit board 11 and the dimming support 12 are positioned and installed.

During specific installation, heat-conducting glue is further arranged between the circuit board 11 and the radiator 14, after the heat-conducting glue is evenly coated on the circuit board 11, rough positioning is carried out through a positioning boss 14a of the radiator 14, the dimming support 12 is installed on the circuit board 11, the circuit board 11 and the dimming support 12 are precisely positioned through a positioning hole 11b and a positioning pin 12b, the circuit board 11 is clamped between the dimming support 12 and the radiator 14 and fastened through a fastening screw 15a, stable connection is achieved, and the overall stability of the device is improved.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (13)

1. A multi-lens pixel illumination device, comprising: the light source, and the dimming support and the lens module which are sequentially arranged along the light emitting direction of the light source, wherein the lens module comprises a lens barrel and at least two lenses which are accommodated in the lens barrel and are sequentially arranged along the light emitting direction, and the distance between the light source and the lens module is adjusted by adjusting the connecting position between the dimming support and the lens module;

the position that the support corresponds the light source of adjusting luminance is provided with the window, the window periphery is equipped with the silica gel spare and the silica gel spare is embedded in the support of adjusting luminance to make the light that the light source sent through the window and the ring locate the window periphery the silica gel spare back directive lens module.

2. The multi-lens pixel illumination device of claim 1, wherein the silicone is integrally injection molded with the dimming mount.

3. The multi-lens pixel illumination device of claim 1, wherein a light incident surface and a light emitting surface are respectively formed on two sides of the silicone member perpendicular to the light emitting direction, and light emitted from the light source sequentially passes through the light incident surface and the light emitting surface of the silicone member and then is emitted to the lens module, so that the deflection angle of the light is adjusted through the light incident surface and the light emitting surface.

4. The multi-lens pixel illumination device according to claim 1, wherein one of the lens module and the dimming support is provided with a waist-shaped hole extending along the arrangement direction of the lens module, and the other one of the lens module and the dimming support is provided with a threaded hole for a fastener to pass through, and the fixing of the lens module and the dimming support is realized by the fastener passing through the waist-shaped hole and the threaded hole in sequence.

5. The multi-lens pixel lighting device according to claim 1, wherein the lens module includes a first lens, a second lens, and a third lens sequentially disposed in the barrel along the light emitting direction, the lens near the light source is limited by a first collar and the barrel in the front-back direction and the circumferential direction, the first collar is provided with a clamping structure, the barrel is provided with a fastening pin, and the clamping structure cooperates with the fastening pin to fix the first collar and the barrel.

6. The multi-lens pixel illumination device according to claim 5, wherein a first positioning structure and a second positioning structure are respectively disposed on an inner wall of the lens barrel, the first positioning structure limits the first lens, the second positioning structure limits the second lens, the third lens is positioned with the second lens through a pin, a second collar is further disposed on a side of the third lens away from the second lens, and the third lens is limited in a front-back direction and a circumferential direction through the second collar and the lens barrel.

7. The multi-lens pixel illumination device according to claim 6, wherein the first positioning structure includes a first positioning boss and a first positioning rib provided on an inner wall of the barrel corresponding to the first lens, and the second positioning structure includes a second positioning boss and a positioning rib provided on an inner wall of the barrel corresponding to the second lens.

8. The multi-lens pixel illumination device of claim 7, wherein a textured surface is formed on a bottom wall of the barrel.

9. The multi-lens pixel illumination device according to claim 6, wherein a plurality of positioning ribs are further disposed on an outer wall of the lens barrel, the positioning ribs are disposed along the light exit direction, and one end of each positioning rib extends to an end of the lens barrel to position the second collar.

10. The multi-lens pixel illumination device according to claim 6, wherein a snap is further disposed on an outer wall of the lens barrel corresponding to the second collar, so that the second collar and the lens barrel are fixed in a snap-fit manner.

11. The multi-lens pixel illumination device according to claim 4, wherein the lens barrel and the light-adjusting bracket are further respectively provided with a curing glue pin hole for injecting curing glue to position the connection position of the lens module and the light-adjusting bracket.

12. The multi-lens pixel illumination device of claim 4, wherein the barrel is further provided with an air vent.

13. The multi-lens pixel illumination device of claim 1, wherein the light source is a matrix light source.

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