CN108224103A - A kind of light supply apparatus - Google Patents

Abstract

The present invention relates to a light source device 100, comprising: a roughly inverted "convex" shaped light source base 10, one end of the light source base 10 is concavely provided with an accommodation chamber A, and an electrical connection for the electrical connection of the light source unit 100 is provided in the accommodation chamber A part 101, on the upper side of the electrical connection part 101 there is a first circuit board 20 electrically connected to the electrical connection part 101, the first circuit board 20 and the lens module 30 form a light source cavity B, and the light source cavity B accommodates a heat dissipation component 40 And the second circuit board 50 which is closely attached to the outer side of the heat dissipation component 40 and has a plurality of side surfaces and a top surface. The second circuit board 50 is distributed with a plurality of LED light sources 60 . The lens module 30 has an inner hexagonal prism lens design, so that the corn cob light source emits light evenly, the light is soft, and the appearance is exquisite.

Description

A light source device

technical field

The invention relates to a light source device, in particular to an LED corn cob light source device.

Background technique

At present, lamps and lanterns are an indispensable part of everyone's life. At present, most of the electric lamps used in households are ordinary incandescent lamps. But the efficiency of incandescent lamps is very low, only a small part of the consumed electric energy can be converted into light energy, and the rest is mostly lost in the form of heat energy. Moreover, incandescent bulbs will turn black in the later stage, and the light decay is very large, which seriously affects the lighting effect, and its service life usually does not exceed 900 hours. LED lamps have the advantages of environmental protection and energy saving, long life, high luminous efficiency, etc., and have been widely used in various public places and family indoor lighting, and the shapes of LED lamps are also various.

At present, the maximum light-emitting angle of low-power SMD LEDs on the market is 120 degrees, and they often have defects such as uneven light emission, serious shadows, small lighting range, and low brightness, which limit the application of LED lights to a certain extent. In view of this problem, it is a problem to be solved urgently in the industry to provide a light source device including a prism lens so that the light source emits light evenly, the light is soft and the appearance is exquisite.

Contents of the invention

In the technical solution, a light source device including a prism lens is provided, so that the light source emits light evenly, the light is soft, and the appearance is exquisite.

In this technical solution, a light source device 100 includes: a generally inverted "convex"-shaped light source base 10, one end of the light source base 10 is concavely provided with an accommodating cavity A, and the accommodating cavity A is provided with an electrical connection for the light source device 100. The electrical connection part 101, on the upper side of the electrical connection part 101, there is a first circuit board 20 electrically connected to the electrical connection part 101, the first circuit board 20 and the lens module 30 form a light source cavity B, and the light source cavity B accommodates The heat dissipation component 40 and the second circuit board 50 , which is closely attached to the outside of the heat dissipation component 40 , has a plurality of side surfaces and a top surface. The second circuit board 50 is distributed with a plurality of LED light sources 60 . The lens module 30 has an inner hexagonal prism lens design, so that the corn cob light source emits light evenly, the light is soft, and the appearance is exquisite.

A light source device 100 includes: a generally inverted "convex"-shaped light source base 10, one end of the light source base 10 is concavely provided with an accommodating cavity A, and an electrical connection part 101 for electrically connecting the light source device 100 is provided in the accommodating cavity A. On the upper side of the electrical connection part 101, there is a first circuit board 20 electrically connected to the electrical connection part 101. The first circuit board 20 and the lens module 30 form a light source cavity B. The light source cavity B accommodates the heat dissipation component 40 and is close to The second circuit board 50 on the outside of the heat dissipation component 40 includes a plurality of side surfaces and a top surface, and a plurality of LED light sources 60 are distributed on the second circuit board 50 .

Preferably, the electrical connection part 101 is a 4pin copper pin.

Preferably, the lens module 30 is made of PMMA material, and the lens module 30 is approximately cylindrical.

Preferably, the lens module 30 includes a cylindrical housing 301 and a lens top 302 located on the upper side of the housing 301 , the lens top 302 is a hyperboloid lens.

Preferably, a cavity is formed inside the housing 301 of the lens module 30 as a light source cavity B, and a hexagonal lens 303 is disposed along the inner side of the housing 301 in the light source cavity B.

Preferably, a clamping portion 304 is provided on the lower side of the housing 301 , and the lens module 30 is fixedly connected to the light source base 10 of the light source device 100 through the clamping portion 304 .

Preferably, the light emitted by the LED light source 60 passes through the hexagonal lens 303 to achieve 140-degree uniform light emission.

Preferably, four LED light sources 60 are arranged on the top surface of the second circuit board 50 .

Preferably, the heat dissipation component 40 is made of aluminum, and the inner ring of the heat dissipation component 40 is provided with 6 long holes.

Preferably, the heat dissipation component 40 is fixed on the light source base 10 by machine screws 102 .

Through the technical solution of the present invention: because the light source device includes the hexagonal prism lens 303, the corncob light source achieves a uniform lighting design. Compared with the traditional corncob light source, the light is soft and the appearance is exquisite. The second circuit board 50 is closely attached to the extruded aluminum heat dissipation part 40, so the heat dissipation efficiency is high, the processing technology of the extruded aluminum part is simple, and the cost is low. The entire corn cob has a large luminous area, and the light is uniform and soft.

Description of drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a light source device of the present invention;

FIG. 2 is a schematic diagram of the structure of the lens module of the present invention.

Detailed ways

The angle-adjustable table lamp proposed by the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIG. 1 , a light source device 100 includes: a roughly inverted "convex"-shaped light source base 10, one end of the light source base 10 is concavely provided with an accommodation chamber A, and an accommodation cavity A is provided in the accommodation chamber A for the electrical connection of the light source device 100. The electrical connection part 101, on the upper side of the electrical connection part 101, there is a first circuit board 20 electrically connected to the electrical connection part 101, the first circuit board 20 and the lens module 30 form a light source cavity B, and the light source cavity B accommodates The heat dissipation component 40 and the second circuit board 50 , which is closely attached to the outside of the heat dissipation component 40 , has a plurality of side surfaces and a top surface. The second circuit board 50 is distributed with a plurality of LED light sources 60 .

Specifically, the electrical connection part 101 is a copper pin, specifically a 4pin copper pin.

Further, in the embodiment of the present invention, the lens module 30 is made of PMMA material, the lens module 30 is approximately cylindrical, the lens module 30 includes a cylindrical shell 301, and a lens top 302 located on the upper side of the shell 301, The lens top 302 is a hyperboloid lens. A cavity is formed inside the housing 301 of the lens module 30 as a light source chamber B, and a hexagonal lens 303 is disposed along the inner side of the housing 301 in the light source chamber B. A clamping portion 304 is disposed on the lower side of the housing 301 , and the lens module 30 is fixedly connected to the light source base 10 of the light source device 100 through the clamping portion 304 .

Furthermore, in the embodiment of the present invention, the light emitted by the LED light source 60 passes through the hexagonal lens 303 , which can achieve 140-degree uniform light emission.

Further, in the embodiment of the present invention, four LED light sources 60 are arranged on the top surface of the second circuit board 50 .

Further, in the embodiment of the present invention, the heat dissipation component 40 is made of aluminum, and the inner ring of the heat dissipation component 40 is provided with 6 long holes. The heat dissipation component 40 is fixed on the light source base 10 by machine screws 102 .

Through the technical solution of the present invention: because the light source device includes the hexagonal prism lens 303, the corncob light source achieves a uniform lighting design. Compared with the traditional corncob light source, the light is soft and the appearance is exquisite. The second circuit board 50 is closely attached to the extruded aluminum heat dissipation part 40, so the heat dissipation efficiency is high, the processing technology of the extruded aluminum part is simple, and the cost is low. The entire corn cob has a large luminous area, and the light is uniform and soft.

The foregoing description of the preferred embodiments of the present invention is for purposes of illustration and description, and is not intended to be exhaustive or limited to the specific forms disclosed. Obviously, many modifications and changes are possible, and these modifications and changes may be obvious to those skilled in the art. obvious, and are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (10)

1. A light source device, characterized in that the light source device 100 comprises: a substantially inverted "convex" shaped light source base 10, one end of the light source base 10 is concavely provided with a housing cavity A, and a housing cavity A is provided for The electrical connection part 101 to which the light source device 100 is electrically connected has a first circuit board 20 electrically connected to the electrical connection part 101 on the upper side of the electrical connection part 101. The first circuit board 20 and the lens module 30 form a light source chamber B. The light source chamber B houses the heat dissipation component 40 and the second circuit board 50 which is attached to the outside of the heat dissipation component 40 and has multiple side surfaces and a top surface. The second circuit board 50 is distributed with a plurality of LED light sources 60 . 2. The light source device according to claim 1, wherein the electrical connection part 101 is a 4pin copper pin. 3. The light source device according to claim 1, wherein the lens module 30 is made of PMMA material, and the lens module 30 is roughly cylindrical. 4 . The light source device according to claim 3 , wherein the lens module 30 comprises a cylindrical housing 301 and a lens top 302 located on the upper side of the housing 301 , and the lens top 302 is a hyperboloid lens. 5. The light source device according to claim 3, wherein a cavity is formed inside the housing 301 of the lens module 30 as a light source chamber B, and a hexagonal lens is arranged in the light source chamber B along the inner side of the housing 301 303. 6 . The light source device according to claim 5 , wherein a clamping portion 304 is provided on the lower side of the housing 301 , and the lens module 30 is connected to the light source base 10 of the light source device 100 through the clamping portion 304 . Fixed connection. 7 . The light source device according to claim 5 , wherein the light emitted by the LED light source 60 passes through the hexagonal lens 303 , which can achieve 140-degree uniform light emission. 8 . The light source device according to claim 1 , wherein four LED light sources 60 are arranged on the top surface of the second circuit board 50 . 9. The light source device according to claim 1, wherein the heat dissipation component 40 is made of aluminum, and the inner ring of the heat dissipation component 40 is provided with 6 long holes. 10 . The light source device according to claim 9 , wherein the heat dissipation component 40 is fixed on the light source base 10 by machine screws 102 .