CN101335415A

CN101335415A - Manufacturing process of high-power LED light seat cooling construction and product thereof

Info

Publication number: CN101335415A
Application number: CNA2007101094951A
Authority: CN
Inventors: 萧文钦
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-28
Filing date: 2007-06-28
Publication date: 2008-12-31
Anticipated expiration: 2027-06-28
Also published as: CN101335415B

Abstract

The invention discloses a radiating structure of a high power LED lamp holder and a manufacturing method thereof. The method comprises the steps that: a metal plate material is provided and cut into base plates with proper sizes; anode and cathode contact points are made and anode and cathode holes are drilled on each base plate and brushed and polished; a first insulating layer with heat conducting effect is covered on the first face and the second face of the base plate and at least the interior of the anode hole between the anode hole and the cathode hole; an electric conductive layer is plated on the first face and the second face of the base plate and in the anode hole and the cathode hole; an anode contact point which is conducted with the anode hole and a cathode contact point which is conducted with the cathode hole are formed on the electric conductive layer of the first face; a cathode ring part is formed along the periphery of the base plate of the electric conductive layer of the second face and is conducted with the cathode hole, and an electric conductive part is formed at the center and conducted with the anode hole; a second insulating layer with heat conducting effect is covered on the electric conducting layer of the first face and the second face; when a group of high power LED lamps are welded on the positions corresponding to the anode contact point and the cathode contact point on the first face, the high-temperature heat can be dissipated quickly. The whole structure of the invention is simple and the cost is reduced.

Description

Manufacturing process of high-power LED light seat cooling construction and products thereof

Technical field

The present invention relates to a kind of manufacturing process of high-power LED light seat cooling construction and products thereof, particularly reference and a kind of one processing the weldering of first positive and negative electrode contact of substrate organize a high-capacity LED lamp, its high heat can be by whole base plate, and the upper and lower heat conductive insulating layer processed, make large-area heat conduction and heat radiation rapidly, the simple structure and the radiator structure manufacture method and products thereof of cost-saving more.

Background technology

The novel patent No. in tw Taiwan is counted M244398 " high light type LED flashlight ", it is the previous a kind of more novel flashlight of applying for of applicant, the power of its LED lamp is about about 1 watt, and the LED lamp of LED flashlight before this, the producible power that has only about 0.1～0.2 watt, therefore this case can be done than the more irradiation of high light of general LED lamp, the brightness of illumination of flashlight is more progressed greatly, and being subject to the power supply vitality of compact battery, this case can't improve again, therefore can only be useful in the field of compact flashlights, surpassing 1 watt then just can't be suitable for, vertical calculation can be used, fuse damage at LED lamp peripheral structure meeting Yin Gaore, its power can't remake raising, therefore the applicant continues improvement and in one No. 94143588 " high light flashlight heat-dissipating structure " novel patent case of application on December 9 2005 Christian era, this case is about to open, be used to provide to a high power more, small-sized or the large-scale high light flashlight of doing the high light projection is all applicable, and make quick heat radiating efficient, only the structure of this case still has the space of simplifying, and along with the wattage of LED lamp more improves, its heat radiation need have been considered more to be increased to and be about about 5 watts, therefore, how to conceive produce a kind of in substrate one side just, a high-capacity LED lamp is organized in the negative contacts weldering, its high heat can be by whole base plate, and processed on, following heat conductive insulating layer, make large-area heat conduction and heat radiation rapidly, simple structure and make the high-power LED light seat cooling construction of cost-saving is one can remake improved problem.

Summary of the invention

Main purpose of the present invention is to provide a kind of first positive and negative electrode contact of substrate weldering in a processing to organize a high-capacity LED lamp, its high heat can be made manufacturing process of high-power LED light seat cooling construction of large-area heat conduction and heat radiation and products thereof rapidly by whole base plate, and the upper and lower heat conductive insulating layer processed.

Manufacturing process of high-power LED light seat cooling construction of the present invention and products thereof, this manufacture method is the substrate that includes step 1, next metal blank and cut into suitable size, in each substrate manufacture positive and negative electrode contact, drill the positive and negative electrode hole and make brushing; Step 2, first insulating barrier that lining one deck has heat-conducting effect in the anodal at least hole in surface of first base, second and positive and negative electrode hole; Step 3, in first of substrate, second and positive and negative electrode hole, plate a conductive layer again, at this conductive layer of first and form positive contact and the conducting of anodal hole, negative contacts and the conducting of negative pole hole, at this conductive layer of second along the substrate periphery, form a negative pole circle ring portion and with the conducting of negative pole hole, and in be formed centrally some shape conductive parts and with the conducting of anodal hole; Step 4, in first and second 's conductive layer, the one deck that is covered again has second insulating barrier of heat-conducting effect; When in first organize a high-capacity LED lamp corresponding to the weldering of positive and negative electrode connecting point position, its high heat can be by whole base plate, each heat conductive insulating layer is made large-area heat conduction and heat radiation rapidly up and down.

Effect of the present invention can provide a radiator structure, uses to one and highly makes the high light flashlight of projection to about 5 watts high-capacity LED lamp, and just process on a substrate, does not reach simple structure and more make the cost-saving by means of other complex mechanism.

Description of drawings

Below in conjunction with drawings and Examples manufacturing process of high-power LED light seat cooling construction of the present invention and products thereof is elaborated:

Fig. 1 is the vertical sectional schematic diagram of the made product of manufacturing process of high-power LED light seat cooling construction first embodiment of the present invention along a utmost point hole;

Fig. 2 is first schematic diagram of substrate of Fig. 1;

Fig. 3 is the schematic diagram after Fig. 2 plates conductive layer;

Fig. 4 is the schematic diagram after second of the substrate of Fig. 1 plates conductive layer;

Fig. 5 is that Fig. 3 is covered behind second insulating barrier and the schematic appearance of weldering group LED lamp;

Fig. 6 is be covered a outside drawing behind second insulating barrier of Fig. 4;

Fig. 7 is that Fig. 1 product is put the part cross-sectional schematic of organizing in the flashlight; And

Fig. 8 is the vertical sectional schematic diagram of the made product of manufacturing process of high-power LED light seat cooling construction second embodiment of the present invention along the negative pole hole.

Embodiment

Fig. 1 is made first embodiment that goes out product of manufacturing process of high-power LED light seat cooling construction of the present invention, and this manufacture method is to include:

Step 1, next metal blank also cuts into the substrate 1 as the suitable size of Fig. 2, in each substrate 1, make one first positive contact 10, first negative contacts 11 and just drilling,

negative pole hole

12,13 and make brushing, this metal blank present embodiment is to adopt an aluminium sheet, cut into a suitably big or small circular slab, have first 14 and one away from first second 15 or be called the back side, therein first 14, with central point 16 is symmetric points and distance one suitable distance, convex with first negative contacts 10 and this time first positive contact 11 on this, with central point 16 is symmetric points and distance one suitable distance, drilled anodal hole 12, this right side and this negative pole hole, left side 13, more than address is for last, down, a left side, usefulness is convenient to distinguish in the right side;

Step 2, in the anodal at least hole 12 in first 14, second 15 of above-mentioned substrate 1 and anodal hole 12, negative pole hole 13, first insulating barrier 2 that lining one deck has heat-conducting effect, this first insulating barrier 2 of present embodiment is an epoxide resin material, and in anodal hole 12 and negative pole hole 13, all make lining first insulating barrier 2, last first negative contacts 10 in lining back and under first positive contact 11 still for exposing;

Step 3, in first 14 of substrate 1, second 15 and anodal hole 12, plate a conductive layer 3 in the negative pole hole 13 again, present embodiment is to be plated on the insulating barrier 2 that is covered, this conductive layer 3 and be to be a copper product, cooperate Fig. 3, at this conductive layer of first 14 30, forming one makes first positive contact 10 and the first curved guide card 300 and of anodal hole 12 conductings make the second curved guide card 301 of first

negative contacts

11 and 13 conductings of negative pole hole, cooperate Fig. 4, form a negative pole circle ring portion 310 and borrow a short-range missile sheet 302 and 13 conductings of negative pole hole along the periphery of substrate at this conductive layer of second 15 31, in be formed centrally some shape conductive parts 311 and borrow a short-range missile sheet 312 to do conducting with anodal hole 12;

Step 4, in first 14 and second 15 conductive layers 30,31, second insulating barrier 4 (or claim anti-welding character layer) of lining one deck with heat-conducting effect cooperates Fig. 5; At first 14 the first curved guide card 300 and the second curved guide card 301 is invisible in appearance, only make the first curved guide card 300 at first 14, only expose one second positive contact 10 ' and the second curved guide card 301 at first 14, only expose one second negative contacts 11 ', and expose with negative pole hole 13 in anodal hole 12, cooperates Fig. 6; Expose in appearance with negative pole hole 13 in second 15 negative pole circle ring portion 310 and center point-like conductive part 311 and anodal hole 12, this negative pole circle ring portion 310 is to be a power brick negative contacts, and center point-like conductive part 311 is to be a power brick positive contact.

When in first 14 central point 16 of substrate 1, cooperate Fig. 5 again, put a high-capacity LED lamp 5, as previously mentioned, this high-capacity LED lamp 5 is to produce high power to about 5 watts, and the pin 50 with wherein is electrically connected to second negative contacts 11 ', and another pin 51 is electrically connected to second positive contact 10 '.

During use, cooperate Fig. 7, the weldering group has the substrate 1 of high-capacity LED lamp 5, be the 60 li portions of anterior casing that are placed on a flashlight 6, second insulating barrier 4 of second 15 of substrate wherein, at present embodiment is the inwall 600 that contacts at casing 60, the sidewall 17 of substrate 1 is to paste another inwall 601 that touches in casing 60, and the positive limit 70 of battery case 7 is to be resisted against the center point-like conductive part 311 that 1 second 15 of substrate exposes, and negative pole point 71 is electrically connected to arbitrary negative pole position of substrate 1 in addition with lead 700 and switch 8.

When toggle switch 8, make the negative pole point 71 of battery case 7 and the negative pole position formation path of substrate 1, therefore electric current by positive limit 70 through center point-like conductive part 311, the short-range missile sheet 312 of Fig. 4, anodal hole 12, high-capacity LED lamp 5 pins 51 of the first curved guide card 300 to Fig. 5 of Fig. 3, high-capacity LED lamp 5, pin 50, the second curved guide card 301 of Fig. 3, negative pole hole 11, the short-range missile sheet 302 of Fig. 4, negative pole circle ring portion 310, form a loop, high-capacity LED lamp 5 electrified light emittings, and the high heat that high-capacity LED lamp 5 is produced, examine Fig. 7 again, can be by sidewall 17 heat conduction of substrate 1 this another inwall 601 to casing 60, also can make rapid and large-area heat conduction and heat radiation by second insulating barrier, 4 heat conduction of 1 second 15 of substrate this inwall 600 to casing 60.

Fig. 8 is made second embodiment that goes out product of manufacturing process of high-power LED light seat cooling construction of the present invention, its manufacture method and the made product place different with Fig. 1 product only are step 2, in this negative pole hole 13, this layer that be not covered has first insulating barrier 2 of heat-conducting effect, just the conductive layer in negative pole hole 13 3 directly contact substrate 1 do conducting, there is no any influence because of its LED lamp that electrically conducts to whole loop is bright, and conductive layer 3 is that direct contact substrate 1 increases heat-conducting area, can increase radiating effect.

Therefore this case is really than the better heat-radiation effect of Taiwan patent M244398 number " high light type LED flashlight " with No. 94143588 " high light flashlight heat-dissipating structure " application for a patent for invention case, the heat radiation of the power LED lamp about being suitable for up to 5 watts, and this case is just done processing and is not borrowed other complex mechanism to reach on substrate 1, simple structure, manufacturing is the cost-saving more.

So the product that manufacture method of the present invention is made, or, please examine Fig. 1 again with this made high-power LED light seat cooling construction of other method, be to include:

One substrate 1, be to be a metallic plate, have first 14 and one away from first second 15, at first 14, with central point 16 is symmetric points and distance one suitable distance, convexing with one first negative contacts 10 and one first positive contact 11, is symmetric points and distance one suitable distance with central point 16, has drilled an anodal hole 12 and a negative pole hole 13;

One first heat conductive insulating layer 2, be covered in the anodal hole 12 at least in first 14, second 15 of this substrate 1 and anodal hole 12, negative pole hole 13, with the epoxide resin material is best, after the lining, first negative contacts 10 and first positive contact 11 are still for exposing, can all be overlayed in anodal hole 12 and the negative pole hole 13, also can only be overlayed in the anodal hole 12;

One conductive layer 3, be coated on this first heat conductive insulating layer 2, and make at this surface of first base 14 conductive layers 30, forming one makes first positive contact 10 and the first curved guide card 300 and of anodal hole 12 conductings make the second curved guide card 301 of first

negative contacts

11 and 13 conductings of negative pole hole, form a negative pole circle ring portion 310 and borrow a short-range missile sheet 302 and 13 conductings of negative pole hole along the periphery of substrate at this conductive layer of second 15 31, in be formed centrally some shape conductive parts 311 and borrow a short-range missile sheet 312 to do conducting with anodal hole 12; And

One second heat conductive insulating layer 4, be coated on this conductive layer 3, and first 300 of the curved guide cards expose one second positive contact 10 ', second 301 of the curved guide cards expose one second negative contacts 11 ', and expose with negative pole hole 13 in anodal hole 12, expose with negative pole hole 13 in second 15 negative pole circle ring portion 310 and center point-like conductive part 311 and anodal hole 12, this negative pole circle ring portion 310 is to be a power brick negative contacts, and center point-like conductive part 311 is to be a power brick positive contact.

Claims

1. manufacturing process of high-power LED light seat cooling construction is characterized in that including:

Step 1, next metal blank also cut into the substrate of suitable size, in each substrate, make one first positive contact, one first negative contacts and drill the positive and negative electrode hole and make brushing, and this metal blank has first and one away from first second;

Step 2, in the anodal at least hole in above-mentioned surface of first base, second and anodal hole, negative pole hole, first insulating barrier that lining one deck has heat-conducting effect, lining back first negative contacts and first positive contact are still for exposing;

Step 3, first insulating barrier plates a conductive layer again in surface of first base, second and anodal hole, negative pole hole, and make at this conductive layer of first, forming one makes the first curved guide card and of first positive contact and the conducting of anodal hole make the second curved guide card of first negative contacts and the conducting of negative pole hole, make at this conductive layer of second to form a negative pole circle ring portion and borrow a short-range missile sheet and the conducting of negative pole hole along the periphery of substrate, in be formed centrally some shape conductive parts and do conducting by means of a short-range missile sheet and anodal hole;

Step 4, in first and second 's conductive layer, second insulating barrier that lining one deck has heat-conducting effect, only make the first curved guide card expose one second positive contact and the second curved guide card exposes one second negative contacts at first face at first face, and anodal hole and negative pole hole be for exposing, and making in second negative pole circle ring portion and center point-like conductive part and anodal hole and negative pole hole is what expose;

When in the surface of first base central point, put a high-capacity LED lamp, with a pin wherein, be electrically connected to second negative contacts, another pin is electrically connected to second positive contact, its high heat can by whole base plate, first and second have heat-conducting effect second insulating barrier, make large-area heat conduction and heat radiation rapidly, unitary construction is the cost-saving simply and more.

2. manufacturing process of high-power LED light seat cooling construction as claimed in claim 1 is characterized in that:

In the formed negative pole circle of step 4 ring portion is to be a power brick negative contacts, and formed center point-like conductive part is to be a power brick positive contact.

3. manufacturing process of high-power LED light seat cooling construction as claimed in claim 1 is characterized in that:

First insulating barrier that this has heat-conducting effect can be an anti-welding character layer.

4. as claim 1 or 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that:

Wherein step 2 all is coated with first insulating barrier that this layer has heat-conducting effect in anodal hole and negative pole hole.

5. as claim 1 or 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that:

This substrate is an aluminium sheet.

6. as claim 1 or 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that:

This conductive layer is a copper material.

7. as claim 1 or 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that: it is an epoxy resin that this ground floor, the second layer have the heat-conducting effect insulating barrier.

8. as claim 1 or 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that:

Wherein step 2 only in anodal hole, is coated with first insulating barrier that this layer has heat-conducting effect, makes the conductive layer and the direct conducting of substrate in negative pole hole, increases heat-conducting area, can increase radiating effect.

9. as claim 1 or the made product of 2 or 3 described manufacturing process of high-power LED light seat cooling construction, it is characterized in that this product includes:

One substrate, be to be a metallic plate, have first and one away from first second, at first, with the central point is symmetric points and distance one suitable distance, convexing with one first negative contacts and one first positive contact, is symmetric points and distance one suitable distance with the central point, has drilled an anodal hole and a negative pole hole;

One first heat conductive insulating layer, in the anodal hole at least in this surface of first base that is covered, second and anodal hole, negative pole hole, after the lining, first negative contacts and first positive contact are for exposing;

One conductive layer, be coated on this first heat conductive insulating layer, and make at this surface of first base conductive layer, forming one makes the first curved guide card and of first positive contact and the conducting of anodal hole make the second curved guide card of first negative contacts and the conducting of negative pole hole, form a negative pole circle ring portion and borrow a short-range missile sheet and the conducting of negative pole hole along the periphery of substrate at this conductive layer of second, in be formed centrally some shape conductive parts and do conducting by means of a short-range missile sheet and anodal hole; And

One second heat conductive insulating layer, be coated on this conductive layer, and the first curved guide card only exposes one second positive contact and the second curved guide card only exposes one second negative contacts at first at first, and anodal hole and negative pole hole are to expose, and are to expose in second negative pole circle ring portion and center point-like conductive part and anodal hole and negative pole hole;

In the surface of first base central point, put a high-capacity LED lamp, with a pin wherein, be electrically connected to second negative contacts, another pin is electrically connected to second positive contact, the high heat of this high-capacity LED lamp can by whole base plate, first and second have heat-conducting effect second insulating barrier, make large-area heat conduction and heat radiation rapidly, unitary construction is simple.

10. the product that manufacturing process of high-power LED light seat cooling construction as claimed in claim 9 is made is characterized in that:

Wherein negative pole circle ring portion is to be a power brick negative contacts, and formed center point-like conductive part is to be a power brick positive contact.

11. the product that manufacturing process of high-power LED light seat cooling construction as claimed in claim 9 is made is characterized in that:

First insulating barrier with heat-conducting effect can be an anti-welding character layer.

12. the product as claim 9 or 10 or 11 described manufacturing process of high-power LED light seat cooling construction are made is characterized in that:

In anodal hole and negative pole hole, all be coated with first insulating barrier that this layer has heat-conducting effect.

13. the product as claim 9 or 10 or 11 described manufacturing process of high-power LED light seat cooling construction are made is characterized in that:

This substrate is an aluminium sheet.

14. the product as claim 9 or 10 or 11 described manufacturing process of high-power LED light seat cooling construction are made is characterized in that:

This conductive layer is a copper material.

15. the product as claim 9 or 10 or 11 described manufacturing process of high-power LED light seat cooling construction are made is characterized in that:

It is an epoxy resin that this ground floor, the second layer have the heat-conducting effect insulating barrier.

16. the product as claim 9 or 10 or 11 described manufacturing process of high-power LED light seat cooling construction are made is characterized in that:

Wherein only in anodal hole, be coated with first insulating barrier that this layer has heat-conducting effect, can make conductive layer and the direct conducting of substrate in negative pole hole, the increase heat-conducting area can increase radiating effect.

17. a high-power LED light seat cooling construction is characterized in that including:

18. high-power LED light seat cooling construction as claimed in claim 17 is characterized in that:

19. high-power LED light seat cooling construction as claimed in claim 17 is characterized in that:

20., it is characterized in that as claim 17 or 18 or 19 described high-power LED light seat cooling constructions:

21., it is characterized in that as claim 17 or 18 or 19 described high-power LED light seat cooling constructions:

This substrate is an aluminium sheet.

22., it is characterized in that as claim 17 or 18 or 19 described high-power LED light seat cooling constructions:

This conductive layer is a copper material.

23., it is characterized in that as claim 17 or 18 or 19 described high-power LED light seat cooling constructions:

24., it is characterized in that as claim 17 or 18 or 19 described high-power LED light seat cooling constructions: