CN203421507U

CN203421507U - LED Light

Info

Publication number: CN203421507U
Application number: CN201220612790.5U
Authority: CN
Inventors: 曾毅
Original assignee: Individual
Current assignee: Autech Industrial Co ltd
Priority date: 2012-11-19
Filing date: 2012-11-19
Publication date: 2014-02-05
Anticipated expiration: 2022-11-19

Abstract

The utility model discloses a LED light, which comprises a metal base comprising a base plate part; an insulating layer disposed on one surface of the base plate part; a line layer disposed on the insolating layer; and a plurality of LEDs which are electrically connected to the line layer. In the utility model, the insolating layer is directly obtained through a direct chemical treatment to the surface of the base plate part on the metal base, the conducting line layer is disposed on the insolating layer by printing, and a plurality of LEDs are disposed on the line layer at last so that the line layer can be closely connected to the metal base and thermal dissipation can be realized by the metal base in order to realize relatively good thermal dissipation effect. Therefore, luminous efficacy of LED can be increased and service life thereof can be extended.

Description

LED lamp

Technical field

The utility model relates to technical field of lamps, particularly a kind of LED lamp.

Background technology

As shown in Figure 1, existing LED lamp mainly comprises lamp housing 70, is provided with the circuit board 71 of some LED72, and lampshade 73 forms.This LED lamp due to adopt be the resin material of poor heat conduction as circuit board 71, be unfavorable for the heat radiation of LED72.In addition, circuit board 71 is to embed in the middle of lamp housing 70, so circuit board 71 is difficult for complete smooth lamp housing 70, therefore LED72 lights the heat of generation, is difficult for dispelling the heat by circuit board 71, causes heat history, and can affect luminous efficacy and the service life of LED72.

Utility model content

Main purpose of the present utility model is to provide a kind of LED lamp, is intended to improve the heat-sinking capability of LED lamp, and then improves the luminous efficacy of LED, the service life of prolongation LED.

The utility model proposes a kind of LED lamp, comprising:

One metal base, it comprises a baseplate part;

One insulating barrier, is located at the first type surface of described baseplate part;

One line layer, is located on described insulating barrier; And,

Some LED, are electrically connected on described line layer;

Wherein, described LED is welded on described line layer; Described LED arranges and is located on described line layer with matrix form.

Preferably, described LED lamp also comprises that one is buckled in the lampshade of the light-permeable on the first type surface of described baseplate part and is located at respectively two joints at described metal base two ends.

Preferably, described joint comprises insulating base and is fixed on the terminal on this insulating base, described terminal and the electric connection of described line layer.

Preferably, the limit, two opposite sides of the first type surface of described metal base respectively has the Ka Gou of an outward opening, and described lampshade dual-side respectively has an Access Division bending inwards, and described Access Division engages with Ka Gou makes described lampshade be fixedly connected with metal base.

Preferably, the back side of the relative baseplate part first type surface of described metal base is the bent body of an arc, and the bent external surface of described arc is provided with some radiated flanges.

The utility model is by directly on the baseplate part of metal base, by baseplate part chemical surface treatment is directly obtained to insulating barrier, and in the mode of printing, conducting wire layer is set on insulating barrier, finally some LED are arranged on line layer, line layer can be connected with metal base closely, by metal base, dispel the heat, to realize preferably radiating effect, thereby improve the luminous efficacy of LED, the service life of prolongation LED.

Accompanying drawing explanation

Fig. 1 is the cross-sectional view of existing LED lamp;

Fig. 2 is the cross-sectional view of the utility model LED lamp one embodiment;

Fig. 3 is the cross-sectional view of another embodiment of the utility model LED lamp;

Fig. 4 is the blast structural representation of another embodiment of the utility model LED lamp.

The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.

The specific embodiment

Below in conjunction with drawings and the specific embodiments, with regard to the technical solution of the utility model, be described further.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.

The utility model proposes a kind of LED lamp.

With reference to Fig. 2, Fig. 2 is the cross-sectional view of the utility model LED lamp one embodiment.

In the utility model embodiment, this LED lamp comprises metal base 10, insulating barrier 20, line layer 30 and some LED40, and wherein, metal base 10 comprises a baseplate part 11, and this baseplate part 11 has a first type surface 111.Insulating barrier 20 is located on the first type surface 111 of baseplate part 11, is preferably and by chemical method, on first type surface 111, forms an insulating barrier 20.Line layer 30 is located on insulating barrier 20.Insulating barrier 20 is between the first type surface 111 and line layer 30 of baseplate part 11, for by baseplate part 11 and line layer 30 electrical isolation.Some LED40 are located at line layer 30, and are electrically connected with line layer 30.Metal base 10 is preferably the metal that adopts aluminium, copper, aluminium alloy etc. to have good heat conductive effect and makes, to realize preferably radiating effect.

The utility model is by directly on the substrate of metal base 10, by baseplate part 11 chemical surface treatment are directly obtained to insulating barrier 20, and in the mode of printing, conductor wire line layer 30 is set on insulating barrier 20, finally some LED40 are arranged on line layer 30, line layer 30 can be connected with metal base 10 closely, by metal base 10, dispel the heat, to realize preferably radiating effect, thereby improve the luminous efficacy of LED40, the service life of prolongation LED40.

In the above-described embodiments, LED40 is fixedly welded on line layer 30, and between LED40 and line layer 30, lead-free tin cream 41 is set, on the one hand reduced the resistance value being connected between LED40 and line layer 30, strengthened on the other hand the heat conductivility of LED40 and line layer 30, make easier the conducting on line layer 30 of heat of LED40, and then complete heat radiation by metal base 10.

In the above-described embodiments, the rectangular shape of metal base 10 or toroidal setting, baseplate part 11 is also corresponding is strip or toroidal setting, some LED40 with the form spread configuration of matrix on line layer 30, can so that LED lamp luminous more even, improve the quality of LED lamp.

With reference to Fig. 3 and Fig. 4, Fig. 3 is the cross-sectional view of another embodiment of the utility model LED lamp; Fig. 4 is the blast structural representation of another embodiment of the utility model LED lamp.

Based on above-described embodiment, the lampshade 50 that LED lamp also comprises a light-permeable with two for being connected the joint 60 of power supply.Wherein, lampshade 50 is buckled on the first type surface 111 of baseplate part 11, for the protection of LED40.Two joints 60 are located at respectively the two ends of metal base 10.This joint 60 comprises insulating base 61 and is fixed on the terminal 62 on this insulating base 61, this terminal 62 and line layer 30 electric connections.

In the above-described embodiments, the limit, two opposite sides of the first type surface 111 of metal base 10 baseplate parts 11 respectively has the card ditch 112 of an outward opening, lampshade 50 dual-sides respectively have an Access Division bending inwards 51, and card ditch 112 is engaged with Access Division 51, and lampshade 50 is fixedly connected with metal base 10.

In the above-described embodiments, the back side of metal base 10 relative baseplate part 11 first type surfaces 111 is the bent body 12 of an arc, and bent body 12 outer surfaces of this arc are provided with some radiated flanges 121.The bent body 12 of this arc can expand cooling surface area, and the outer surface of the bent body 12 of arc is provided with some radiated flanges 121, further expands its cooling surface area, improves heat-sinking capability.

The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a LED lamp, is characterized in that, comprising:

One metal base, it comprises a baseplate part;

One line layer, is located on described insulating barrier; And,

Some LED, are electrically connected on described line layer;

2. LED lamp as claimed in claim 1, is characterized in that, also comprises that one is buckled in the lampshade of the light-permeable on the first type surface of described baseplate part and is located at respectively two joints at described metal base two ends.

3. LED lamp as claimed in claim 2, is characterized in that, described joint comprises insulating base and is fixed on the terminal on this insulating base, described terminal and the electric connection of described line layer.

4. LED lamp as claimed in claim 3, it is characterized in that, the limit, two opposite sides of the first type surface of described metal base respectively has the Ka Gou of an outward opening, described lampshade dual-side respectively has an Access Division bending inwards, and described Access Division engages with Ka Gou makes described lampshade be fixedly connected with metal base.

5. LED lamp as claimed in claim 4, is characterized in that, the back side of the relative baseplate part first type surface of described metal base is the bent body of an arc, and the bent external surface of described arc is provided with some radiated flanges.