CN202328091U - Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device - Google Patents
Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device Download PDFInfo
- Publication number
- CN202328091U CN202328091U CN2011204134454U CN201120413445U CN202328091U CN 202328091 U CN202328091 U CN 202328091U CN 2011204134454 U CN2011204134454 U CN 2011204134454U CN 201120413445 U CN201120413445 U CN 201120413445U CN 202328091 U CN202328091 U CN 202328091U
- Authority
- CN
- China
- Prior art keywords
- heat
- lamp housing
- led
- lamp
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A lamp housing type heat radiator in a lighting device is integrally manufactured from a high-purity aluminum plate with the thickness of 1 mm-3 mm and the aluminum content of more than 99% through deep drawing, wherein the lamp housing type heat radiator is hollow inside and consists of a heat radiating surface and a housing body, a surface contact structure is formed between the heat radiating surface and a circuit board, and a heat radiating through hole capable of forming a heat radiating channel is formed in the housing body. With respect to a manufacturing method, the lamp housing type heat radiator in the LED (Light-Emitting Diode) lighting device is integrally manufactured from the high-purity aluminum plate with the thickness of 1 mm-3 mm and the aluminum content of more than 99% through deep drawing, so that the lamp housing type heat radiator can achieve the heat radiation effect the same as or even more superior than that of the die-casting aluminum only by using one third to one fifth of the material of a die-casting aluminum housing, and meanwhile the cost of the lamp housing type heat radiator is only a half to one third of the cost of the die-casting aluminum housing. The material consumption of the aluminum plate subjected to deep drawing is lower, and the cost is also reduced.
Description
Technical field
The utility model relates to lighting field, relates in particular to lamp housing formula radiator and LED lighting device in a kind of LED lighting device.
Background technology
The light efficiency of traditional incandescent lamp is merely about 10 lm/W, and the light efficiency of Halogen lamp LED is about 30 lm/W, and most electric energy all change into heat and dissipate, thereby has wasted a large amount of electric energy.LED is a kind of novel semiconductor lighting technology, and the light efficiency of LED electroluminescent lamp pearl has generally reached more than the 120lm/W in the market, if arrange in pairs or groups outstanding power supply and reasonable structural design, the light efficiency of LED light fixture can reach more than the 90lm/W.Like this, a 7W can replace the conventional incandescent of 60W to the LED lamp of 9W, thereby practice thrift a large amount of electric energy.
Common in the market LED bulb lamp, LED shot-light, LED PAR lamp etc. generally are made up of die casting aluminium radiator, hemispheric diffuser or lens module, the circuit board that is welded with LED electroluminescent lamp pearl, LED driving power, lamp holder etc.Wherein circuit board is fixed on the die casting aluminium radiator and goes up face shield and diffuser or lens module, and the die casting aluminium radiator has a cavity, and the LED driving power is equipped with in the inside.
A kind of LED ball bubble radiator and LED bulb lamp are disclosed in 201120220556.9.LED bulb lamp radiator comprises the installation heat transfer part that is positioned at end face, the radiating part of side and the installing and locating portion of lower end; Radiating part comprises complex root heat sink strip longitudinally; The upper end of heat sink strip is connected with the installation heat transfer part, and the lower end constitutes installing and locating portion, is reserved with the gap between the adjacent heat sink strip.Though have certain thermal diffusivity,, the entire heat dissipation body is not made into integration, and cost is than higher.
At application number is to disclose a kind of bulb lamp among the 201020666630.X; Comprise diffuser and the lamp holder that can be connected with power supply; Also comprise the heat abstractor that is arranged between lamp holder and the diffuser, be provided with the cavity that supplies the air turnover to pass through in the middle of the heat abstractor, the heat abstractor two ends are provided with the space that supplies the air turnover; The maximum characteristics of this patent are that heat abstractor is provided with air-flow cavity and turnover gas space, supplies air turnover fluxion strap to walk the inner heat of heat abstractor and accelerates radiating rate.
In 201120086659.5, disclose a kind of LED bulb lamp radiator, this radiator structure that is formed in one has body and cooling platform, and this body is a hollow structure, has a plurality of heat loss through convection hole.This heat sink applications is in energy-saving LED bulb lamp class, and body is the important component part of whole bulb lamp outward appearance, also is the LED radiator simultaneously.Material adopts the aluminium of high thermal conductivity, passive free convection wind heat dissipation design simultaneously, let whole lamp heat radiation more at a high speed.The disclosed radiator of this patent has very strong thermal diffusivity, and still, this radiator is that die casting aluminium is processed, and this production method is waste material very, and weight is heavier, and cost is higher.The thermal conductivity of die casting aluminium is about 88%, and thermal diffusivity is not good.The most important thing is that it comprises inner and outer wall, a plurality of holes formation passages that are provided with on the heat radiation strip hole that outer wall is laid along radial parallel and the cooling platform dispel the heat away the heat on the circuit board in theory.But owing to circuit board is to be fitted on the cooling platform, the heat of circuit board can conduct to the space of inwall formation earlier through the die casting aluminium of cooling platform, come out heat with the power supply that is positioned at inner wall space and form mutual baking, and promptly influences each other.
In sum, there is following shortcoming in existing LED lighting device:
At first, the cost of lamp housing is higher, often accounts for more than 30% of whole LED bulb lamp cost.No matter existing lamp housing is the lamp housing that adopts traditional die casting aluminium lamp housing still to adopt the aluminium of aforementioned high thermal conductivity to process; Cost is all higher; In addition, no matter be that traditional die casting aluminium lamp housing or the aforementioned section bar aluminium of employing are to adopt conventional material thickness to process, weight is heavier; And the weight of lamp housing has directly determined the weight of whole LED bulb lamp, causes the weight decline difficulty of whole LED bulb lamp big thus.
Secondly; The power supply of lamp often is enclosed in the plastic housing, and plastic housing is enclosed in again in the cavity of aluminium lamp housing, and the heat of circuit board conducts in the cavity of aluminium lamp housing; This heat that can cause power supply and lamp source heat-dissipating to send influences each other; Cause the power supply internal temperature very high, damage easily, reach more than 80 degree through observed temperature.
At last, shell comprises inner and outer wall, and whole making is complicated, and the weight of entire radiator is heavier, cost is higher.
And, the housing manufacturing process of existing LED lighting device, this process is made complicated.
The utility model content
First purpose of the utility model is to provide the radiator of the lamp housing formula in a kind of LED lighting device, to solve the existing technical problem that LED lighting device weight is heavier, thermal diffusivity is not good, cost is high.
Second purpose of the utility model is to provide a kind of LED lighting device, to solve the existing technical problem that LED lighting device weight is heavier, thermal diffusivity is not good, cost is high.
Lamp housing formula radiator in a kind of lighting device; Be to be made into integration at 1mm to 3mm, after containing the raffinal sheet material pull and stretch of aluminium more than 99% by thickness; Be hollow bulb; It is made up of radiating surface and outer cover body, forms surface contact structure between radiating surface and the circuit board, and the heat radiation through hole that can form heat dissipation channel is set on the outer cover body.
Preferably, the heat radiation strip hole of the heat radiation through hole that is provided with on the outer cover body for laying along the outer shell outer wall radial parallel.Outer cover body is a frustum by shrinking gradually to the other end with this end of circuit board joint face.
A kind of LED lighting device comprises: optical mirror slip, lamp housing formula radiator, circuit board, LED drive unit, wherein,
Lamp housing formula radiator is to be made into integration at 1mm to 3mm, after containing the raffinal sheet material pull and stretch of aluminium more than 99% by thickness; It is hollow bulb; It is made up of said lamp housing formula radiator radiating surface and outer cover body; Form surface contact structure between radiating surface and the circuit board, the heat radiation through hole that can form heat dissipation channel is set on the outer cover body;
Optical mirror slip is arranged on the front end of lamp housing formula radiator, and the LED drive unit is arranged in the lamp housing formula radiator or its rear end is set.
Preferably, heat dissipation channel one: heat through circuit board with conduct to radiating surface after the radiating surface face contacts, dispel the heat away through the heat radiation through hole from radiating surface again; Heat dissipation channel two: heat distributes from the LED drive unit, dispels the heat away through the heat radiation through hole again; Heat dissipation channel one is independently of one another with heat dissipation channel two.
In heat dissipation channel one, thereby heat mainly is surface and an air through housing to carry out thermal convection current heat is distributed, and can smooth and easy convection current strengthen radiating effect thereby the existence of heat radiation through hole can guarantee air.And in heat dissipation channel two; Thereby heat is transmitted to through high-heat-conductivity glue water from the LED drive unit and carries out thermal convection current through power supply shell surface with air again behind the power supply shell surface heat is distributed, thereby the existence of heat radiation through hole can guarantee that air can smooth and easy convection current enhancing radiating effect.Passage one can both conduct heat to air swimmingly with passage two and not accumulate in lamp interior, and radiating effect is outstanding, and these two heat dissipation channels independently are independent of each other.Said optical mirror slip adopts even light optical mirror slip or secondary light-distribution optical mirror slip, can be bonded on the lamp housing formula radiator through the fixing perhaps glue of screw.
Compared with prior art, the utlity model has following beneficial effect:
At first; The preparation method of lamp housing formula radiator is to adopt by thickness to be made into integration at 1mm to 3mm, after containing the raffinal sheet material pull and stretch of aluminium more than 99% in the LED lighting device; So the said lamp housing formula of the utility model radiator only need adopt the material of die casting aluminium housing 1/3 to 1/5 just can reach the radiating effect the same even more outstanding with die casting aluminium, cost is merely 1/2 to 1/3 of die casting aluminium housing simultaneously.Contain aluminium its thermal diffusivity of raffinal sheet material more than 99% up to more than 230, strengthen greatly than the thermal diffusivity of die casting aluminium and section bar aluminium, and the weight of the lighting device of making of this housing half the less than the lamp of making of die cast.And the material that aluminium plate uses is also few, has also reduced cost simultaneously.Therefore, the described LED illuminating product of the utility model price is more cheap, and quality is lighter, is fit to use in various occasions, promptly is applicable to the various types of lighting devices of various models.
Then, the face way of contact that closely contacts through a whole plane between circuit board and the lamp housing formula radiator contacts, and the heat that circuit board produces can be dispersed into rapidly in the air through the high-purity aluminum hull of high thermal conductivity, and radiating effect is outstanding.
Subsequently, two thermals source of LED electroluminescent lamp pearl and LED drive unit separately can not produce the heat localization phenomenon.That is, heat dissipation channel one: heat through circuit board with conduct to radiating surface after the radiating surface face contacts, dispel the heat away through the heat radiation through hole from radiating surface again; Heat dissipation channel two: heat distributes from the LED drive unit, dispels the heat away through the heat radiation through hole again; Heat dissipation channel one is independently of one another with heat dissipation channel two, does not have the problem of the heat radiation that influences each other.
At last, the light efficiency of LED electroluminescent lamp pearl is high, reach more than the 100lm/W, and power supply conversion efficiency is very up to more than 90%, than ordinary incandescent lamp saves energy greatly, only needs 7 to 9W, just can reach the brightness of the above incandescent lamp of traditional 50W.
Description of drawings
Fig. 1 is a kind of LED illuminating product explosive view;
Fig. 2 is a lamp housing formula heat spreader structures sketch map;
Fig. 3 A is the sketch map of the blank behind the blanking; Fig. 3 B is the sketch map of the blank after the drawing; Fig. 3 C is the sketch map of the blank behind the pull and stretch; Fig. 3 D is the deep-drawing technique sketch map, and Fig. 3 E is the necking down process sketch map;
Fig. 4 A is the sketch map of the blank behind the blanking; Fig. 4 B is the sketch map of the blank after the drawing; Fig. 4 C is the spinning process sketch map first time; Fig. 4 D is the spinning process sketch map second time;
Fig. 5 is a LED bulb lamp sketch map;
Fig. 6 is a LED PAR lamp explosive view;
Fig. 7 is a LED PAR lamp sketch map;
Fig. 8 is the MR16 sketch map of a LED;
Fig. 9 is the MR16 explosive view of a LED.
The specific embodiment
Describe the utility model in detail below in conjunction with accompanying drawing.
See also Fig. 1, a kind of LED illuminating product comprises optical mirror slip 1, lamp housing formula radiator 2, circuit board 3, LED drive unit 4, power supply shell 5, lamp holder 6.
The high material of optical mirror slip 1 preferred light transmitance is processed, like PC, PMMA, glass, lucite etc.Its effect is according to unusual two kinds of secondary light-distribution, the even light that are divided into of light fixture kind.The secondary light-distribution optical mirror slip plays the effect of redistributing to the light that LED electroluminescent lamp pearl or integrated encapsulated LED light emitting module send, and makes the hot spot of receiving plane become the shape that circular light spot, rectangular light spot etc. need arbitrarily.One or more than one luminous intensity distribution unit are arranged on the secondary light-distribution optical mirror slip.Even light optical mirror slip plays the effect of evenly dispersing to the light that LED electroluminescent lamp pearl sends, and generally the surface of even light optical mirror slip is carried out coarse processing or is added even stimulative substance in the lens materials the inside.Optical mirror slip 1 can be bonded on the lamp housing formula radiator 2 through the fixing perhaps glue of screw.
Lamp housing formula radiator 2 by whole piece thickness 1mm to the 3mm, contain the high-purity aluminium sheet manufacturing of aluminium more than 99% and form.Tradition LED bulb lamp or LED PAR lamp adopt die casting aluminium lamp housing formula radiator mostly, and the thermal conductivity factor of die casting aluminium is merely about 95W/mK.Proposed to adopt to the utility model innovation high-purity aluminium sheet pull and stretch to make the technology of LED lamp shell formula radiator.The thermal conductivity factor of raffinal is about about 237W/mK; Be 2.5 times of common die casting aluminium; So the said lamp housing formula of the utility model radiator only need adopt the material of die casting aluminium housing 1/3 to 1/5 just can reach the radiating effect the same even more outstanding with die casting aluminium, cost is merely 1/2 to 1/3 of die casting aluminium housing simultaneously.The bulb lamp weight that this housing of usefulness is done is half the less than the lamp of making of die cast.
Such as, light trade is used 1050,1060,1,070 three kinds of high-purity aluminium sheets always.The thermal conductivity factor of fine aluminium is 237 W/m.K, and the aluminum content of 1050 aluminium sheets is 99.5%, and thermal conductivity factor is 209W/m.K, and the aluminum content of 1060 aluminium sheets is 99.6%, and thermal conductivity factor should be between 1050 aluminium sheets and 1070 aluminium sheets.The aluminum content of 1070 aluminium sheets is 99.7%, thermal conductivity factor 226 W/m.K.The thermal conductivity factor of this high-purity aluminium sheet will be higher than the thermal conductivity factor of the about 209W/m.K of section bar aluminium far away, more be higher than the thermal conductivity factor about die casting aluminium 95 W/m.K, so the radiator of the utility model has splendid radiating effect.
Traditional die casting aluminium LED bulb lamp or PAR lamp, circuit board often go out often has only the fraction area to contact with lamp housing formula radiator 2, and this causes heat successfully not give lamp housing formula radiator 2 from circuit board 3 conduction.It is made up of the described lamp housing formula of the utility model radiator 2 radiating surface 21 and outer cover body 22, forms surface contact structure between radiating surface 21 and the circuit board 3, and setting can form the heat radiation through hole of heat dissipation channel on the outer cover body 22.The heat radiation through hole that is provided with on the outer cover body 22 is the heat radiation strip hole of laying along the outer shell outer wall radial parallel 23, and in addition, outer cover body 22 is shunk to the opposite end by radiating surface 21 these ends gradually, is a frustum.Radiating surface 21 is smooth one side, or goes out a burnishing surface to lower recess, is used for contacting with circuit board 3.Several circuit board fixing holes 25 and a cable hole 24 are set on the radiating surface 21.
Radiating surface 21 is smooth one side, or goes out a burnishing surface to lower recess, thereby this design can fit tightly with the bottom of smooth circuit board 3, can apply high thermal conductive silicon fat between circuit board 3 and the lamp housing formula radiator 2 and also can not apply.The heat of circuit board 3 passes to rapidly on the lamp housing formula radiator 2, plays better heat radiating effect.Excised the part material around on the outer cover body 22 of lamp housing formula radiator 2, obtained the housing of a hollow out, heat radiation strip hole 23 promptly has been set.The heat of lamp housing formula radiator 2 can be at unobstructed thermal cycle passage of the inside and outside formation of lamp housing formula radiator of hollow out like this.Lamp housing formula radiator 2 is formed by a bigger metallic plate drawing and forming of surface area; Circuit board 3 is fixed on can makes full use of the bigger surface of housing on the lamp housing formula radiator 2 and effectively dispel the heat, the heat that LED is produced is transmitted to rapidly on the lamp housing formula radiator 2 from circuit board 3 and is transmitted to the air then.
Circuit board 3 is the light emitting modules that the bottom is smooth, and the circuit board stationary plane of its shiny surface and lamp housing formula radiator 2 fits tightly, and the joint place of two faces can apply the high thermal conductivity silicone grease, also can not be coated with.It can be the PCBA plate that welding LED electroluminescent lamp pearl forms on the circuit board 3 of heat conductivility excellence, also can be the integrated encapsulated LED light emitting module of a monoblock.The high material of circuit board 3 preferred thermal conductivitys has been avoided near the accumulation of heat led chip thereby the heat that led chip produces can be transmitted to rapidly on the circuit board 3.Circuit board closely contacts with the bigger housing of surface area again, can heat promptly be dispersed in the air.Heat has formed smooth and easy, an efficient conduction passage from lamp pearl inside to air.
Below specifically introduce the concrete manufacturing process of first kind of lamp housing formula radiator:
The process of lamp housing formula radiator (2) mainly is divided into following a few step:
1. blanking (shown in Fig. 3 A).Utilize stamping-out, excise unwanted part to sheet material, obtain required outline.Shown in Fig. 3 A, whole piece aluminium sheet stamping-out is gone out a heronsbill shape, and on plank, go out several circuit board fixing holes and a cable hole.Also have, select the different thickness of raffinal sheet material according to the model size of LED lighting device, the LED lighting device is big more, the thicker of high-purity aluminium sheet.Thickness increases, and its sectional area increases, and the biography speed of heat also increases, and makes radiating effect higher.Perhaps, the LED lighting device requires high more to thermal diffusivity, and the thickness of employing is also thick more.
2. drawing (shown in Fig. 3 B).The part that lamp housing formula radiator (2) is gone up fixing circuit board and fixed optics eyeglass is a depressed area, need stamp out the shape that needs with a finishing die.
3. pull and stretch (shown in Fig. 3 C).With the metallic plate drawing and forming is an open hollow part (like Fig. 3 D).This moment, this blank was a cylindrical shape, and the diameter at its two is the same.Like Fig. 3 D; Die 31 is fixing; To treat that then pull and stretch blank 32 is fitted on the upper surface of pull and stretch punch 33, with push rod 34 with pull and stretch punch 33 with treat that pull and stretch blank 32 heads in the die 31, blank promptly is shaped to an equirotal straight-cylindrical part in two ends.Below only be a kind of implementation of drawing and forming, this mode is not to be used for limiting to the utility model.
4. reducing (shown in Fig. 3 E).The opening part of straight-cylindrical blank is carried out the reducing processing, its opening part diameter is diminished, and shorten opening the radian of preset meter into.Like Fig. 3 E, the reducing blank behind the pull and stretch is put into reducing die 42, the sidewall of die 42 just is the shape of lamp housing formula radiator 2 outer walls that design.Push rod 41 presses down blank from top to bottom.Then reducing completion when housing bottom contacts with reducing die 42 bottoms.
5. post-production and surface treatment.After reducing is accomplished, to blank carry out oxidation, spray paint, surface treatment such as plating, can not handle yet.
Below introduce the concrete manufacturing process of second kind of lamp housing formula radiator:
Below this method step 3,4,5th, key step, the order can not change.
The process of lamp housing formula radiator mainly is divided into following a few step:
1. blanking (shown in Fig. 4 A).Utilize stamping-out, excise unwanted part to sheet material, obtain required outline.Shown in Fig. 4 A, on plank, go out several circuit board fixing holes and a cable hole.
2. drawing (shown in Fig. 4 B).The part of fixing circuit board and fixed optics eyeglass is a depressed area on the lamp housing 2, need stamp out the shape that needs with a finishing die.
3. spinning (shown in Fig. 4 C) for the first time.Metallic plate spinning is become an open hollow part.The size of the openend of the blank behind the spinning is more than or equal to the size of closed end.Like Fig. 4 C, treat that the ground of spinning blank 51 and the end face of spinning block 52 fit tightly together, and rotate at a high speed around the A axle together.Withstand with push rod 53 then and treat that spinning blank 51 makes and treat that spinning blank 51 and spinning block 52 all fit tightly together.Treat that the spinning blank just has been made into the open hollow part.
4. spinning (shown in Fig. 4 D) for the second time.Adopt a kind of comparatively special spinning process to handle to blank, its opening part diameter is diminished, and opening is spun into the radian of preset meter through above step process.Like Fig. 4 D, the side radian of eccentric spinning block 63 just in time is the radian of needed raffinal side.Blank 62 is done rotation around axle P, and eccentric spinning block 63 is also revolving round the sun around axle P when doing rotation around axle Q.The sidewall of push rod 61 blanks fits tightly the sidewall of blank 62 and the sidewall of eccentric spinning block 63 then.Taking out product after spinning is accomplished gets final product.Using this comparatively special spinning process is in order can product successfully to be taken off from mould.
5. stamping-out.Handle carrying out stamping-out, remove and want the part removed, obtain the raffinal housing of hollow out through the side of the blank of above step process.
6. post-production and surface treatment.At last, to blank carry out oxidation, spray paint, surface treatment such as plating, can not handle yet.
Application examples:
Application examples 1:
Like Fig. 5, it is depicted as a LED bulb lamp sketch map.This LED bulb lamp is the bulb lamp that 220v exchanges input, E27 screw socket, can be used for replacing traditional 220V input incandescent lamp.At first the input line with the LED driver module that the 220V interchange is imported, direct current is exported passes power supply shell 5, and the input line is welded on the both positive and negative polarity of E27 lamp holder.Then the E27 lamp holder is pressed on the power supply shell 5.LED driver module 4 is filled in the cavity of power supply shell 5, the good glue of perfusion thermal conductivity is placed a period of time and is waited for that the glue solidifies again.After the glue solidifies, the output line of LED driver module 4 is passed the cable hole of lamp housing formula radiator 2, the stitch with lamp housing formula radiator 2 inserts in the corresponding hole, power supply shell 5 outsides then, and uses glue fixing.Again circuit board 3 usefulness screws are fixed on the metal shell, and the output line of LED driver module 4 is welded on the circuit board 3.At last hemispherical, have even light action optical mirror slip 1 usefulness glue fixing to lamp housing formula radiator 2.Assembling has just been accomplished.
This LED bulb lamp is 220V, and 50Hz family expenses alternating current is imported, and has the E27 lamp holder of standard, can replace existing family expenses incandescent lamp easily.
Application examples 2
As Fig. 6 and shown in Figure 7 be a LED PAR lamp sketch map.This LED PAR lamp is the PAR lamp that 220v exchanges input, E27 screw socket.At first the input line with the LED driver module that the 220V interchange is imported, direct current is exported passes power supply shell 5, and the input line is welded on the both positive and negative polarity of E27 lamp holder.Then the E27 lamp holder is pressed on the power supply shell 5.LED driver module 4 is filled in the cavity of power supply shell 5, the good glue of perfusion thermal conductivity is placed a period of time and is waited for that the glue solidifies again.After the glue solidifies, the output line of LED driver module 4 is passed the cable hole of metalized lamp shell-type radiator 2, the stitch with lamp housing formula radiator 2 inserts in the corresponding hole, power supply shell 5 outsides then, and uses glue fixing.Again circuit board 3 usefulness screws are fixed on the metal shell, and the output line of LED driver module 4 is welded on the circuit board 3.Be screwed the optical mirror slip with optically focused effect 1 on the lamp housing formula radiator 2 at last.Assembling has just been accomplished.
This LED PAR lamp is 220V, and 50Hz family expenses alternating current is imported, and has the E27 lamp holder of standard, can replace existing P AR lamp easily.
Application examples 3
One .MR16 embodiment
Like Fig. 8 and Fig. 9, it is depicted as the MR16 sketch map of a LED.This LED MR16 is the input of 12V direct current, GU10 lamp holder, and power supply shell and lamp holder are injection molded into for one, can be used for replacing traditional 12V input MR16.Welded 3 LEDs electroluminescent lamp pearls on the circuit board of this MR16, three secondary light-distribution unit have been arranged on the optical mirror slip 1, the effect that the light that these three luminous intensity distribution unit send each LED electroluminescent lamp pearl plays to converge.At first the input line with the LED driver module passes power supply shell 5, and the input line is welded on the both positive and negative polarity of lamp holder.Then LED driver module 4 is filled in the cavity of power supply shell 5, the good glue of perfusion thermal conductivity is placed a period of time and is waited for that the glue solidifies.After the glue solidifies, the output line of LED driver module 4 is passed the cable hole of lamp housing 2, the stitch with lamp housing 2 inserts in the corresponding hole, power supply shell 5 outsides then, and uses glue fixing.Again circuit board 3 usefulness screws are fixed on the metal shell, and the output line of LED driver module 4 is welded on the circuit board 3.Be screwed the optical mirror slip with optically focused effect 1 on the lamp housing 2 at last.Assembling has just been accomplished.
This LED MR16 is the input of 12V direct current, and has the GU10 lamp holder of standard, can replace the MR16 of Traditional use based on halogen bulb easily.
More than the disclosed several specific embodiments that are merely the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (10)
1. the lamp housing formula radiator in the lighting device; Having heat radiation function, it is characterized in that, is to be made into integration at 1mm to 3mm, after containing the raffinal sheet material pull and stretch of aluminium more than 99% by thickness; Be hollow bulb; It is made up of radiating surface and outer cover body, forms surface contact structure between radiating surface and the circuit board, and the heat radiation through hole that can form heat dissipation channel is set on the outer cover body.
2. lamp housing formula radiator as claimed in claim 1 is characterized in that, the heat radiation strip hole of the heat radiation through hole that is provided with on the outer cover body for laying along the outer shell outer wall radial parallel.
3. according to claim 1 or claim 2 lamp housing formula radiator is characterized in that outer cover body is a frustum by shrinking gradually to the other end with this end of circuit board joint face.
4. a LED lighting device is characterized in that, comprising: optical mirror slip, lamp housing formula radiator, circuit board, LED drive unit, wherein,
Lamp housing formula radiator is to be made into integration at 1mm to 3mm, after containing the raffinal sheet material pull and stretch of aluminium more than 99% by thickness; It is hollow bulb; It is made up of said lamp housing formula radiator radiating surface and outer cover body; Form surface contact structure between radiating surface and the circuit board, the heat radiation through hole that can form heat dissipation channel is set on the outer cover body;
Optical mirror slip is arranged on the front end of lamp housing formula radiator, and the LED drive unit is arranged in the lamp housing formula radiator or its rear end is set.
5. LED lighting device as claimed in claim 4 is characterized in that, comprising:
Heat dissipation channel one: in heat dissipation channel one, thereby heat is surface and an air through housing to carry out thermal convection current heat is distributed, the existence of heat radiation through hole can guarantee air can smooth and easy convection current to strengthen thermal diffusivity;
Heat dissipation channel two: heat distributes from the LED drive unit; Dispel the heat away through the heat radiation through hole again; Thereby heat is transmitted to through high-heat-conductivity glue water from the LED drive unit and carries out thermal convection current through power supply shell surface with air again behind the power supply shell surface heat is distributed, the existence of heat radiation through hole can guarantee air can smooth and easy convection current with the enhancing thermal diffusivity;
Passage one can conduct heat to air and not in the lamp interior accumulation with passage two swimmingly, and these two heat dissipation channels independently are independent of each other.
6. like claim 4 or 5 described LED lighting devices, it is characterized in that said optical mirror slip adopts even light optical mirror slip or secondary light-distribution optical mirror slip, can be bonded on the lamp housing formula radiator through the fixing perhaps glue of screw.
7. like claim 4 or 5 described LED lighting devices, it is characterized in that circuit board is a module that the bottom is smooth, this bottom is carried out face with radiating surface and is contacted.
8. LED lighting device as claimed in claim 7 is characterized in that, the joint place of two faces applies the high thermal conductivity silicone grease.
9. like claim 4 or 5 described LED lighting devices, it is characterized in that the input line of LED driver module links to each other with the both positive and negative polarity of lamp holder, its output line links to each other with the both positive and negative polarity of circuit board, and is arranged in the cavity of power supply shell.
10. LED lighting device as claimed in claim 9 is characterized in that, inner high heat conduction, the good glue of insulation of irritating of power supply shell.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134454U CN202328091U (en) | 2011-10-26 | 2011-10-26 | Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device |
| US14/354,535 US9810416B2 (en) | 2011-10-26 | 2012-09-20 | Method for manufacturing a lamp-housing-type heat-sink, lamp-housing-type heat-sink, and LED lighting device |
| PCT/CN2012/081647 WO2013060211A1 (en) | 2011-10-26 | 2012-09-20 | Manufacturing method of lamp housing type heat-sink, lamp housing type heat-sink and led lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204134454U CN202328091U (en) | 2011-10-26 | 2011-10-26 | Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202328091U true CN202328091U (en) | 2012-07-11 |
Family
ID=46440072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204134454U Expired - Lifetime CN202328091U (en) | 2011-10-26 | 2011-10-26 | Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202328091U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966930A (en) * | 2012-11-07 | 2013-03-13 | 阳江汉能科技有限公司 | Heat radiator and manufacturing method thereof |
| CN103056619A (en) * | 2012-12-21 | 2013-04-24 | 东莞市鑫诠光电技术有限公司 | Manufacture method for light-emitting diode (LED) radiator |
| WO2013060211A1 (en) * | 2011-10-26 | 2013-05-02 | 杭州华普永明光电股份有限公司 | Manufacturing method of lamp housing type heat-sink, lamp housing type heat-sink and led lighting device |
| CN103175028A (en) * | 2012-11-02 | 2013-06-26 | 杭州华普永明光电股份有限公司 | Light-emitting diode (LED) lighting device and manufacturing method of lamp support therein |
| CN104209385A (en) * | 2013-06-03 | 2014-12-17 | 施建升 | Quick forming method for lamp cup |
| CN104566050A (en) * | 2012-11-02 | 2015-04-29 | 杭州华普永明光电股份有限公司 | Method for manufacturing lamp bracket in LED illuminating device and LED illuminating device |
-
2011
- 2011-10-26 CN CN2011204134454U patent/CN202328091U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013060211A1 (en) * | 2011-10-26 | 2013-05-02 | 杭州华普永明光电股份有限公司 | Manufacturing method of lamp housing type heat-sink, lamp housing type heat-sink and led lighting device |
| US9810416B2 (en) | 2011-10-26 | 2017-11-07 | Hangzhou Hpwinner Opto Corporation | Method for manufacturing a lamp-housing-type heat-sink, lamp-housing-type heat-sink, and LED lighting device |
| CN103175028A (en) * | 2012-11-02 | 2013-06-26 | 杭州华普永明光电股份有限公司 | Light-emitting diode (LED) lighting device and manufacturing method of lamp support therein |
| CN104566050A (en) * | 2012-11-02 | 2015-04-29 | 杭州华普永明光电股份有限公司 | Method for manufacturing lamp bracket in LED illuminating device and LED illuminating device |
| CN102966930A (en) * | 2012-11-07 | 2013-03-13 | 阳江汉能科技有限公司 | Heat radiator and manufacturing method thereof |
| CN103056619A (en) * | 2012-12-21 | 2013-04-24 | 东莞市鑫诠光电技术有限公司 | Manufacture method for light-emitting diode (LED) radiator |
| CN104209385A (en) * | 2013-06-03 | 2014-12-17 | 施建升 | Quick forming method for lamp cup |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202328091U (en) | Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device | |
| WO2013060211A1 (en) | Manufacturing method of lamp housing type heat-sink, lamp housing type heat-sink and led lighting device | |
| CN103075718B (en) | Manufacturing method of lamp housing type radiator, lamp housing type radiator, and LED (Light-emitting Diode) lighting device | |
| CN204254402U (en) | Led street lamp module | |
| WO2015154604A1 (en) | Led bulb lamp | |
| CN201206815Y (en) | LED lamp with heat radiation structure | |
| CN206739243U (en) | A kind of New LED optical mode group | |
| CN201944634U (en) | Bulb type light emitting diode (LED) lamp with heat radiation structure | |
| CN103175178B (en) | The preparation method of lamp housing formula radiator and LED light device | |
| CN201448795U (en) | Universal LED radiator | |
| CN204100199U (en) | Air convection LED lamp | |
| CN102679180A (en) | Illumination lamp module of LED (light emitting diode) light source | |
| CN202392527U (en) | LED (light emitting diode) bulb lamp | |
| CN202452158U (en) | Light-emitting diode (LED) bulb lamp with large power and large light-emitting angle | |
| CN205226945U (en) | LED bulb with heat dissipation packaging structure | |
| CN205447337U (en) | High -power 360 luminous LED ball bubble lamps | |
| CN203880524U (en) | Spotlight with semiconductor cooling sheet arranged on heat conduction pillar | |
| CN203857363U (en) | LED (Light Emitting Diode) ceiling lamp | |
| CN203489020U (en) | Cylindrical radiator, LED lamp bead heat dissipation device composed of cylindrical radiator, and LED lamp | |
| CN202432351U (en) | Novel LED (Light-Emitting Diode) streetlamp module device | |
| CN206608820U (en) | A kind of LED spotlight | |
| CN203893127U (en) | LED down lamp | |
| CN203642089U (en) | Novel LED lamp cup | |
| CN202647310U (en) | Heat-dissipation adjustable high-power LED lamp | |
| CN204005731U (en) | A kind of LED light fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lv Huali Inventor before: Lv Huali Inventor before: Cai Jianqi |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |