Abstract:
The present invention relates to a fixture device (10) for a downlight (100), characterized in that the fixture device (10) comprises a support frame (2) connected to a downlight body (1) and a fastening mechanism (3) mounted on the support frame (2), and the fastening mechanism (3) is moveable with respect to the support frame (2) between a mounting position where the fastening mechanism (3) is taken back with respect to the support frame (2) and a fastening position where the fastening mechanism (3) is stretched out with respect to the support frame (2) and is capable of tightly pressing a ceiling (5). The fixture device (10) of the present application can bear heavy downlights.
Abstract:
The present invention relates to an LED illuminating device. The LED illuminating device comprises a printed circuit board (1), and at least one LED chip group (2) arranged on the printed circuit board (1) and a lens assembly (4), wherein the LED illuminating device further comprises a reflector (3) provided between the LED chip group (2) and the lens assembly (4), and the reflector (3) is configured to diffusely reflect light from the LED chip group (2) so that the light is uniformized and emerges in a direction of the lens assembly (4).
Abstract:
The present invention relates to a lens (100) for an illumination device (200). The illumination device (200) is particularly designed as a light box which comprises a lamp cover (4), a lens (100) arranged on the bottom surface (41) of the lamp cover (4), and a light source (5) arranged in the accommodation cavity of the lens (100). As can be seen from the figure, the light emerging from the lens (100) all illuminates the region to be illuminated of the side surface (43) of the lamp cover (4), and no light goes to the top surface (42) opposite to the bottom surface (41).
Abstract:
The present invention relates to a lens for an illuminating device (100), having a base (1) and a region protruding from the base (1) to define an accommodating cavity for accommodating a light source (5) of the illuminating device (100), wherein the protruding region has one surface facing away from the light source (5) configured as an emergent surface (2) and one surface facing to the light source (5) configured as an incident surface (4), and wherein the emergent surface (2) and the incident surface (4) are symmetrical with respect to a first symmetric plane (V1) passing through an optical axis (A) of the light source (5), and asymmetrical with respect to a second symmetric plane (V2) passing through the optical axis (A) and perpendicular to the first symmetric plane (V1), and wherein curves of the emergent surface (2) and the incident surface (4) are configured in such a manner that light emitted from the light source (5) produces a uniform luminance (L) after emitted from the emergent surface (2) at various angles and reflected by various positions of an illuminated surface (S) of an object to be illuminated. The present invention also relates to an illuminating device (100) having such lens.
Abstract:
The present invention relates to an LED light-emitting module comprising: a base board (1) with at least one groove (2); at least one printed circuit board (3) with an array of LED chips (4), respectively arranged in the groove (2), wherein respective LED chips (4) are directly mounted on the printed circuit board (3) through a COB process, and the LED light-emitting module further comprising with a reflector (5) on a side wall of the groove (2) to reflect light from the LED chips (4). In addition, the present invention further relates to a method for manufacturing the LED light-emitting module. The LED light-emitting module according to the present invention can produce a polarizing effect, and therefore is particularly suited to the street illumination; moreover, the LED light-emitting module has the advantages of a simple structure, a low cost and a small thermal resistance.
Abstract:
The present invention relates to lens (1), for an illuminating device, comprising a base (2) and a microlens array arranged on the base (2), wherein the microlens array comprises a plurality of microlenses (3), respective microlens (3) has a light incident surface (4) facing a light source (S) of the illuminating device and a light emergent surface (5) facing away from the light source (S), wherein the light incident surface (4) is a first curved surface (4) that defines a cavity (R) opening to the light source (S), and the light emergent surface (5) is a second curved surface (5) configured in a such a manner that light (L) incident through the first curved surface (4) emerges in a uniform diffuse transmission manner. Light emerging from the lens can be diffused on an object to be illuminated and realize an expected light distribution effect. In addition, the present invention further relates to an illuminating device with the lens.
Abstract:
A LED lighting device is disclosed, which comprises a LED lighting source (1), a printed circuit board (3), a heat sink (4) and a transparent cover (5). The LED lighting source (1) is provided on the printed circuit board (3) and the cover (5) is attached to the heat sink (4) for protecting the LED lighting source (1) and the printed circuit board (3). The present invention is characterized in that, the LED lighting device further includes a rivet (6) made of plastics, which is used to fix the printed circuit board (3) to the heat sink (4). The LED lighting device of the present invention simplifies the complexity of the design and the manufacture of the printed circuit board and there is no need to consider more about the insulativity between the mounting hole of the printed circuit board and the circuit and the electrical element of the printed circuit board. Therefore, the producing efficiency is improved and the manufacturing cost is reduced.
Abstract:
The present invention relates to an LED light-emitting module comprising: a base board (1) with at least one groove (2); at least one printed circuit board (3) with an array of LED chips (4), respectively arranged in the groove (2), wherein respective LED chips (4) are directly mounted on the printed circuit board (3) through a COB process, and the LED light-emitting module further comprising with a reflector (5) on a side wall of the groove (2) to reflect light from the LED chips (4). In addition, the present invention further relates to a method for manufacturing the LED light-emitting module. The LED light-emitting module according to the present invention can produce a polarizing effect, and therefore is particularly suited to the street illumination; moreover, the LED light-emitting module has the advantages of a simple structure, a low cost and a small thermal resistance.
Abstract:
An illuminating device (100), comprising a carrier (1) and a light-emitting assembly (2) provided on the carrier (1), the light-emitting assembly (2) comprises a circuit board (21) and at least one light-emitting unit (22), wherein the circuit board (21) is provided on a first side surface (11) of the carrier (1), and the light-emitting unit (22) is provided on a second side surface (12) of the carrier (1) opposite to the first side surface (11), wherein heat from the light-emitting unit (22) is dissipated directly through the carrier (1).
Abstract:
The present invention relates to a circuit board (10) for an electronic device (100), the circuit board (10) comprising an insulating substrate (1) and a conducting layer (2) arranged at one side of the substrate (1), characterized in that the conducting layer (2) includes an electrode region (21) and at least one heat dissipation region (22) that is separated from the electrode region (21), wherein at least one through hole (23) is opened in the heat dissipation region (22), and at least one electrically isolated heat-conductive structure is provided between the electrode region (21) and the at least one heat dissipation region (22).