CN109838704A

CN109838704A - A kind of LED lamp radiator structure having nano metal

Info

Publication number: CN109838704A
Application number: CN201711188231.XA
Authority: CN
Inventors: 金闯
Original assignee: Taicang Sidike New Material Science and Technology Co Ltd
Current assignee: Taicang Sidike New Material Science and Technology Co Ltd
Priority date: 2017-11-24
Filing date: 2017-11-24
Publication date: 2019-06-04

Abstract

The invention discloses a kind of LED lamp radiator structures for having nano metal, comprising: a LED lamp panel, the LED lamp panel is sequentially combined by heat-conducting layer, insulating layer and circuit board, and at least a LED light is attached on the circuit board, is then formed multiple pillars on the heat-conducting layer and is protruded from outside the LED lamp panel；One heat radiating fin bar, the radiating fin seat tool has multiple radiating fins and center to have a joint surface, the joint surface forms multiple grooves corresponding with multiple pillars of the LED lamp panel, the plurality of groove is when the heat radiating fin bar ejection formation not yet hardens, multiple pillars are inserted into the joint surface and are formed, and the heat-conducting layer of the LED lamp panel is made to be closely as one with the heat radiating fin bar.

Description

A kind of LED lamp radiator structure having nano metal

Technical field

The present invention relates to a kind of lamp fittings, more particularly to a kind of LED lamp radiator molding side for having nano metal Method and structure.

Background technique

Currently, Light-emitting diode LED component is widely used at present since power consumption is few, small in size and long service life It is applied in the indicator light of electrical home appliances, the backlight of liquid crystal display, graphic display screen and automobile third brake light etc., and in recent years It is successfully developed due to such as light LED materials such as AlGaInP AlGaInP and aluminum indium gallium nitride AlGaInN, because This can replace traditional incandescent lamp bulb in many applications with light-emitting diode component.

However, the input power of High Power LED only has 15~20% and can be converted into light at present, remaining 80~ 85% is transformed into heat, if these heat fail to be discharged outside in time, LED crystal particle interface temperature can be made excessively high, and Reduce luminous efficiency and service life.

It is illustrated in figure 6 general LED radiating module decomposition diagram, usually has 51 knot of circuit board of LED light 50 Quickly the thermal energy that LED light 50 generates is radiated through heat radiating fin bar 52 to reach together on a heat radiating fin bar 52, still Since circuit board 51 and the contact area of heat radiating fin bar 52 are limited, and contact when can't completely it is closely sealed, circuit board 51 and dissipate Have gap between hot 52 contact surface of fin seat, cause it is thermally conductive bad, so by thermal energy by circuit board 51 be oriented to heat radiating fin bar 52 will encounter bottleneck.

Summary of the invention

In view of this, the purpose of the present invention is to provide a kind of tool nano metals to solve existing technical problem LED lamp radiator forming method and structure.

To achieve the goals above, it is scattered to provide a kind of LED lamp for having nano metal on one side for the embodiment of the present invention Hot device forming method comprising following steps: A. provides a LED lamp panel, and the LED lamp plate is sequentially by heat-conducting layer, insulating layer and electricity Road plate is combined into, and at least a LED light is attached on the circuit board, is formed multiple pillars on the heat-conducting layer and is protruded from the LED light Outside plate；B. provide a still unhardened heat radiating fin bar, the still unhardened heat radiating fin bar be formed with multiple radiating fins with Center forms a joint surface；C., multiple pillars of the heat-conducting layer are inserted into the engagement of the still unhardened heat radiating fin bar Face makes the joint surface form multiple grooves corresponding with multiple pillars；D. by the still unhardened heat radiating fin bar of step C The heat radiating fin bar until forming a hardening is stood, and keeps the heat radiating fin bar of the hardening and the heat-conducting layer of the LED lamp panel tight It is close to be combined as a whole.

Preferably, wherein the heat radiating fin bar and the heat-conducting layer are by powdered graphite, resin emulsion and nano metal powder Ejection formation forms after mixing.

Preferably, the wherein powdered graphite of the heat radiating fin bar and the heat-conducting layer: resin emulsion: nano metal powder Weight percent is 86-94%:3-7%:3-7%.

Preferably, wherein the resin emulsion is polyvinyl acetate latex or allyl resin.

Preferably, wherein the nano metal powder is aluminum oxide.

Another aspect provides a kind of LED lamp radiator structures for having nano metal for the embodiment of the present invention comprising: One LED lamp panel, the LED lamp panel are sequentially combined by heat-conducting layer, insulating layer and circuit board, and at least a LED light is attached to the electricity Multiple pillars are then formed on the plate of road, on the heat-conducting layer to protrude from outside the LED lamp panel；One heat radiating fin bar, the radiating fin seat tool There are multiple radiating fins and center that there is a joint surface, which forms corresponding more with multiple pillars of the LED lamp panel A groove, for the plurality of groove when heat radiating fin bar ejection formation not yet hardens, multiple pillars are inserted into the engagement Face and formed, so that the heat-conducting layer of the LED lamp panel is closely as one with the heat radiating fin bar.

Preferably, wherein the nano metal powder is aluminum oxide.

The present invention makes to connect by the way that the pillar of LED lamp panel to be inserted directly into the joint surface of still unhardened heat radiating fin bar Conjunction face forms multiple grooves, and after the hardening of heat radiating fin bar, not only groove and pillar form vast contact area, and can It is closely combined together, reaches optimal heat dissipation effect.

Detailed description of the invention

Fig. 1 is the step flow chart of the LED lamp radiator forming method forming method of present invention tool nano metal.

Fig. 2 is the step C schematic diagram of forming method of the present invention.

Fig. 3 is the structural decomposition diagram of the LED lamp radiator of tool nano metal of the invention.

Fig. 4 is the LED lamp panel cross-sectional view of the LED lamp radiator of present invention tool nano metal.

Fig. 5 be the present invention tool nano metal LED lamp radiator LED lamp panel in conjunction with heat radiating fin bar sectional view.

Fig. 6 is existing LED radiating module decomposition diagram.

[main appended drawing reference]

50...LED lamp

51... circuit board

52... heat radiating fin bar

1...LED lamp plate

10...LED lamp plate

11... heat-conducting layer

111... pillar

12... insulating layer

13... circuit board

131...LED lamp

2...LED lamp

20... heat radiating fin bar

21... radiating fin

22... joint surface

221... groove

3... pillar

30... lampshade

4... mold

5... heat radiating fin bar

6... joint surface

Specific embodiment

Technical solution of the present invention is further described in detail below in conjunction with attached drawing.

As shown in Figure 1, the present invention provides a kind of LED lamp radiator forming method for having nano metal comprising following Step:

A., one LED lamp panel is provided, which is sequentially combined by heat-conducting layer, insulating layer and circuit board, and at least one LED light is attached on the circuit board, is formed number pillar on the heat-conducting layer and is protruded from outside the LED lamp panel；

B. provide a still unhardened heat radiating fin bar, the still unhardened heat radiating fin bar be formed with several radiating fins with Center forms a joint surface；

C., multiple pillars of the heat-conducting layer are inserted into the joint surface of the still unhardened heat radiating fin bar, make the joint surface shape At several grooves corresponding with multiple pillars；

D. the still unhardened heat radiating fin bar of step C is stood into the heat radiating fin bar until forming a hardening, and made The heat radiating fin bar of the hardening is closely as one with the heat-conducting layer of the LED lamp panel.

As shown in Fig. 2, the LED lamp panel 1 that should have an at least LED light 2 is formed with several pillars 3, pillar 3 is inserted into also one The joint surface 6 that the heat radiating fin bar 5 of hardened forming is waited in mold 4 makes joint surface 6 is opposite to form number groove, and make pillar 3 with Groove can combine closely, and after the hardening of heat radiating fin bar 5, which can be combined as a whole with the heat radiating fin bar 5, it Between completely it is closely sealed without there is gap.

Such as Fig. 3 to Fig. 5, being formed by structure through the above forming method includes: a LED lamp panel 10, the LED lamp panel 10 according to Sequence is combined by heat-conducting layer 11, insulating layer 12 and circuit board 13, at least one LED light 131 is attached on the circuit board 13, should Multiple pillars 111 are then formed on heat-conducting layer 11 to protrude from outside the LED lamp panel 10；One heat radiating fin bar 20, the heat radiating fin bar 20 There is a joint surface 22 with multiple radiating fins 21 and center, which forms that this is convex with the LED lamp panel 10 multiple The corresponding multiple grooves 221 of column 111, the plurality of groove 221 when 20 ejection formation of heat radiating fin bar not yet hardens, Multiple pillars 111 are inserted into the joint surface 22 and are formed, and make the heat-conducting layer 11 and the heat radiating fin bar 20 of the LED lamp plate 10 It is closely as one.

Wherein, which is that electric current after circuit board 13 is powered in order to prevent flow to heat-conducting layer 11 and forms short circuit and leads Thermosphere 11 may be the conductive materials such as metal or graphite.

Wherein, the heat radiating fin bar 20 and the heat-conducting layer 11 can be by weight percent 86-94% powdered graphites, 3-7% tree The structure person of ejection formation after rouge latex is mixed with 3-7% nano metal powder, can reach reduce cost, mitigate weight with it is suitable Heat dissipation effect, whereby replace tradition use the metal heat dissipation materials such as copper and aluminium.

Wherein, above-mentioned resin emulsion is polyvinyl acetate latex or allyl resin.

Wherein, above-mentioned nano metal powder is aluminum oxide Al₂O₃。

Wherein, the LED lamp radiator structure of the tool nano metal has aesthetics in combination with a lampshade 30.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all Within the spirit and principles in the present invention, made any modification, equivalent replacement and improvement etc. should be included in guarantor of the invention Within the scope of shield.

Claims

1. a kind of LED lamp radiator structure for having nano metal comprising: a LED lamp panel, the LED lamp panel is sequentially by thermally conductive Layer, insulating layer and circuit board are combined into, and at least a LED light is attached on the circuit board, is then formed on the heat-conducting layer multiple convex Column protrudes from outside the LED lamp panel；One heat radiating fin bar, the radiating fin seat tool have multiple radiating fins to have one to engage with center Face, the joint surface form multiple grooves corresponding with multiple pillars of the LED lamp panel, and the plurality of groove is in the heat radiating fin Bar ejection formation and when not yet hardening, multiple pillars are inserted into the joint surface and are formed, make the heat-conducting layer of the LED lamp panel with The heat radiating fin bar is closely as one.

2. the LED lamp radiator structure of tool nano metal as described in claim 1, wherein the heat radiating fin bar is thermally conductive with this Ejection formation forms after layer is mixed by powdered graphite, resin emulsion with nano metal powder.

3. the LED lamp radiator structure of tool nano metal as claimed in claim 2, wherein the heat radiating fin bar is thermally conductive with this The powdered graphite of layer: resin emulsion: the weight percent of nano metal powder is 86-94%:3-7%:3-7%.

4. the LED lamp radiator structure of tool nano metal as claimed in claim 3, wherein the resin emulsion is poly-vinegar acid second Alkene rouge latex or allyl resin.

5. the LED lamp radiator structure of tool nano metal as claimed in claim 3, wherein the nano metal powder is three oxygen Change two aluminium.