Custom assembly light-emitting module

A custom assembly light-emitting module includes a base unit, a light-emitting unit and a lens unit. The base unit has a heat-dissipating base and two first retaining structures extending upwards from two opposite lateral sides of the heat-dissipating base. The light-emitting unit is detachably disposed on the heat-dissipating base. The lens unit has a lens and two second retaining structures formed on two opposite lateral sides of the lens, wherein the lens unit is detachably disposed over the light-emitting unit by matching the two first retaining structures and the two second retaining structures. Hence, the base unit, the light-emitting unit and the lens unit can be replaced according to the user's different requirements.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to a light-emitting module, and particularly relates to a custom assembly light-emitting module having a heat-dissipating base, a light-emitting element and a lens all of which are replaceable according to user requirements.

2. Description of the Related Art

A traditional light-emitting device is used to provide illumination for humans, such as simple illumination or illumination for enhancing the aspect of the environment. However, the standard of the traditional light-emitting device is fixed such as fixed heat-dissipating effect, fixed light-emitting effect, and fixed light-projecting angle.

When the user purchases the traditional light-emitting device, the components of the traditional light-emitting device cannot be replaced. In other words, because the standard of the traditional light-emitting device is fixed, the components of the traditional light-emitting device cannot be replaced according to the user's different requirements.

SUMMARY OF THE INVENTION

One particular aspect of the present invention is to provide a custom assembly light-emitting module that includes a base unit, a light-emitting unit and a lens unit that are replaceable according to the user's different requirements. Hence, the base unit is replaceable according to different heat-dissipating effects, the light-emitting unit is replaceable according to different light-emitting effects, and the lens unit is replaceable according to different light-projecting angles.

In order to achieve the above-mentioned aspects, the present invention provides a custom assembly light-emitting module, including: a base unit, a light-emitting unit and a lens unit. The base unit has a heat-dissipating base and two first retaining structures formed on two opposite lateral sides of the heat-dissipating base. The light-emitting unit is detachably disposed on the heat-dissipating base. The lens unit has a lens and two second retaining structures extending downwards from two opposite lateral sides of the lens, wherein the lens unit is detachably disposed over the light-emitting unit by matching the two first retaining structures and the two second retaining structures.

It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are intended to provide further explanation of the invention as claimed. Other advantages and features of the invention will be apparent from the following description, drawings and claims.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

Referring toFIGS. 1A to 1D, the first embodiment of the present invention provides a custom assembly light-emitting module, including: a base unit1a, a light-emitting unit2a, a plurality of screw elements3a, a lens unit4a, and two cover unit5a.

The base unit1ahas a heat-dissipating base10aand two first retaining structures11aextending upwards from two opposite lateral sides of the heat-dissipating base10a. Each first retaining structure11ahas a concave retaining portion110aformed on its outside. In addition, the heat-dissipating base10ahas a plurality of heat-dissipating fins100adisposed on its bottom portion. However, the type of the heat-dissipating fins100ais just an example. The shape, the arrangement, the size and the number of the heat-dissipating fins100aare changeable according to different design requirements. Hence, the present invention can choose different heat-dissipating bases according to different heat-dissipating requirements the user's requirement.

The light-emitting unit2ahas a substrate20aand a plurality of light-emitting elements21aelectrically disposed on the substrate20a. The substrate20ahas a plurality of through holes200acorresponding to the screw elements3a, and one part of each screw element3apasses through the corresponding through hole200aso as to fix the substrate20aon the heat-dissipating base10a. In addition, the first embodiment further includes a fine layer of heat-conducting glue A disposed between the heat-dissipating base10aand the substrate20aby coating or printing; Alternatively, the first embodiment further includes a heat-conducting piece (not shown) glued between the heat-dissipating base10aand the substrate20a, so as to increase the heat-dissipating efficiency of transmitting heat from the light-emitting unit2ato the heat-dissipating base10a. However, using the screw elements3ato fix the substrate20aon the heat-dissipating base10ais just an example. Any method for fixing the substrate20aon the heat-dissipating base10ais protected in the present invention. In other words, the light-emitting unit2acan be detachably disposed on the heat-dissipating base10aby any assembly method. Hence, the space, the color, the number and the power of the light-emitting elements21acan be changed according to user's requirement.

The lens unit4ahas a lens40aand two second retaining structures41aformed on two opposite lateral sides of the lens40a. The two retaining structures41acorrespond to the two first retaining structures11arespectively. Hence, the lens unit4ais detachably disposed over the light-emitting unit2aby matching the two first retaining structures11aand the two second retaining structures41a. In the first embodiment, the two first retaining structures11aare two first sliding grooves facing each other, the two second retaining structures41aare two second sliding grooves in opposite direction to each other, the two first sliding grooves and the two second sliding grooves are slidably matched with each other. However, the match between the two first sliding grooves and the two second sliding grooves is just an example. The lens unit4acan be detachably disposed over the light-emitting unit2aby any matching method.

The two cover units5aare respectively covering two opposite lateral sides of the base unit1a. Each cover unit5ahas a cover body50aand a protruding portion51aprojecting from the cover body50aand fitted tightly between the two first retaining structures11a.

Referring toFIG. 1C, the light beams S generated by the light-emitting elements21apass through the lens40aand generate projecting light beams P1with predetermined light-projecting angles. Hence, the lens40acan be changed according to the different light-projecting angles the user's requirement.

Referring toFIG. 1D, the base unit1ais inverted and retained in a hooking unit6aby the two concave retaining portions110amating with the hooking unit6a. For example, when a user wants to place the custom assembly light-emitting module of the present invention on a ceiling (or on a wall or on any object), the base unit1acan be inverted and retained between two hooking structures60aof the hooking unit6aby matching the two concave retaining portions110aand the hooking structures60aon the ceiling. The heat-dissipating base10ais hidden in the hooking unit6a, and the lens40ais exposed out of the hooking unit6a. Hence, the light beams S generated by the light-emitting elements21apass through the lens40aand generate upwards projecting light beams P1with predetermined light-projecting angles so as to provide brightness the user's requirement. In addition, the present invention can generate different light-projecting angles due to the replacement of the lens40a.

Referring toFIG. 1E, the difference betweenFIG. 1EandFIG. 1Cis that: the lens40ahas been replaced by another lens L inFIG. 1E. Hence, the light beams S generated by the light-emitting elements21apass through the lens L and generate projecting light beams P2with another predetermined light-projecting angle.

Referring toFIGS. 2A to 2D, the second embodiment of the present invention provides a custom assembly light-emitting module, including: a base unit1b, a light-emitting unit2b, a plurality of screw elements3b, a lens unit4b, and two cover unit5b.

The base unit1bhas a heat-dissipating base10band two first retaining structures11bformed on two opposite lateral sides of the heat-dissipating base10b. In addition, the heat-dissipating base10bhas a plurality of heat-dissipating fins or a heat-dissipating body100bdisposed on its bottom portion. However, the type of the heat-dissipating body100bis just an example. The shape, the arrangement, the size and the number of the heat-dissipating fins are changeable according to different design requirements. Hence, the present invention can choose different heat-dissipating bases according to different heat-dissipating requirements the user wants.

The light-emitting unit2bhas a substrate20band a plurality of light-emitting elements21belectrically disposed on the substrate20b. The substrate20bhas a plurality of through holes200bcorresponding to the screw elements3b, and one part of each screw element3bpasses through the corresponding through hole200bso as to fix the substrate20bon the heat-dissipating base10b. In addition, the second embodiment further includes a fine layer of heat-conducting glue A disposed between the heat-dissipating base10band the substrate20bby coating or printing; Alternatively, the second embodiment further includes a heat-conducting piece (not shown) glued between the heat-dissipating base10band the substrate20b, so as to increase the heat-dissipating efficiency of transmitting heat from the light-emitting unit2bto the heat-dissipating base10b. However, using the screw elements3bto fix the substrate20bon the heat-dissipating base10bis just an example. Any method for fixing the substrate20bon the heat-dissipating base10bis protected in the present invention. In other words, the light-emitting unit2bcan be detachably disposed on the heat-dissipating base10bby any assembly method. Hence, the space, the color, the number and the power of the light-emitting elements21bcan be changed according to user's requirement.

The lens unit4bhas a lens40b, two reflected portions42bextending downwards from two opposite lateral sides of the lens40band two second retaining structures41brespectively extending downwards from the two reflected portions42b. The two second retaining structures41bcorrespond to the two first retaining structures11brespectively.

Each reflected portion42bhas an inclined surface420bformed on an inner wall thereof and a reflective layer421bformed on each inclined surface420b, and the two inclined surfaces420bof the two reflected portions42bface each other and are disposed beside two opposite lateral sides of the light-emitting unit2b. In addition, the two reflected portions42band the two second retaining structures41bare light-transmitting substances.

Furthermore, each reflected portion42bis extended obliquely from the lens40b, and each second retaining structure41bhas a top bending portion410bbent downwards from each reflected portion42b, an extending portion411bextended obliquely from the top bending portion410b, and a bottom bending portion412bbent downwards from the extending portion411b. In addition, each top bending portion410bhas an S shape, and each bottom bending portion412bhas an L shape.

Hence, the lens unit4bis detachably mated with the base unit1bby slidably engaging the two first retaining structures11brespectively with the two second retaining structures41b. In the second embodiment, the two first retaining structures11bare two first sliding grooves facing each other, the two second retaining structures41bare two second sliding grooves in opposite direction to each other, the two first sliding grooves and the two second sliding grooves are slidably matched with each other. However, the match between the two first sliding grooves and the two second sliding grooves is just an example. The lens unit4bcan be detachably disposed over the light-emitting unit2bby any matching method.

The two cover units5bare respectively covering two opposite lateral sides of the base unit1b. Each cover unit5bhas a cover body50band a protruding portion51bprojecting from the cover body50band fitted tightly between the two second retaining structures41b.

Referring toFIG. 20, the light beams S generated by the light-emitting elements21bpass through the lens40band generate projecting light beams P3with predetermined light-projecting angles. In addition, one part of light beams S generated by the light-emitting elements21bare reflected by the two reflective layers421b. Hence, the lens40bis changeable according to the different light-projecting angles that the user wants.

Referring toFIG. 2D, the lens unit4bis inverted and retained under a hooking unit6bby the two top bending portions410bmatching with the hooking unit6b. For example, when a user wants to place the custom assembly light-emitting module of the present invention on a ceiling (or on a wall or on any object), the base unit1bcan be inverted and retained between two hooking structures60bof the hooking unit6bby matching the two top bending portions410band the hooking structures60bon the ceiling. The heat-dissipating base10bis hidden in the hooking unit6b, and the lens40bis exposed out of the hooking unit6b. Hence, the light beams S generated by the light-emitting elements21bpass through the lens40band generate upwards projecting light beams P3with predetermined light-projecting angles so as to provide brightness the user's requirement. In addition, the present invention can generate different light-projecting angles due to the replacement of the lens40b.

Referring toFIG. 3, the two reflected portions42band the two second retaining structures41bare opaque substances, so that one part of light beams S generated by the light-emitting elements21bare reflected by the two inclined surfaces420bwithout using the reflective layers421bas shown inFIG. 2C.

In conclusion, the base unit of the present invention is replaceable according to different heat-dissipating effects, the light-emitting unit of the present invention is replaceable according to different light-emitting effects, and the lens unit of the present invention is replaceable according to different light-projecting angles.