CN101373062A - LED lamp with heat radiation fins and manufacturing method thereof - Google Patents
LED lamp with heat radiation fins and manufacturing method thereof Download PDFInfo
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- CN101373062A CN101373062A CNA200810142018XA CN200810142018A CN101373062A CN 101373062 A CN101373062 A CN 101373062A CN A200810142018X A CNA200810142018X A CN A200810142018XA CN 200810142018 A CN200810142018 A CN 200810142018A CN 101373062 A CN101373062 A CN 101373062A
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- radiator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED light with radiating fins, and comprises an LED lighting body, a metal base plate used for fixing the LED lighting body, and a radiation body which is connected with the metal base plate. The radiation body is a revolving body with a cavity and a plurality of radiating fins are arranged on the outer ring of the radiation body; an optical part is arranged on the outer end of the LED lighting body, connected with the radiation body and used for LED light processing; a lamp holder part is arranged at the tail end of the radiation body, connected with the radiation body and used for fixing the LED light; and an LED driving circuit is arranged in the lamp holder part. The invention has the advantages that the radiation body with radiating fins is adopted to achieve effective radiation; the optical part, arranged at the front end of the LED lighting body, can perform the functions of diffusion, reflection, and light gathering on the light emitted by LED lighting body, so as to satisfy the needs in different using occasions; and in addition, the air passage for heat radiating assists the radiation of the LED lighting body. The invention also discloses a production method of the LED light.
Description
Technical field
The present invention relates to a kind of Novel LED light structure and manufacture method thereof, specifically a kind of LED modulated structure and manufacture method thereof that has the heat sinking fin.
Background technology
Since late nineteen nineties in last century, white light LEDs has obtained fast development, its be expected to become the 4th generation illumination light source, different with the luminescence mechanism of traditional lighting light sources such as incandescent lamp, fluorescent lamp, LED belongs to electroluminescent (EL) device, its heat can not heat loss through radiation, thereby causes device temperature too high.At present, power type white light LED can only be converted into luminous energy with about 20% electric energy, and remaining 80% energy changes into heat energy.Along with the increase of LED power, quantity of heat production increases, and bad if heat dissipation problem solves, heat concentrates in the small-sized chip, makes that the chip internal temperature is more and more higher.The too high meeting of chip temperature brings many problems: 1. quicken device aging, and reduction of service life, even also can cause chip to burn; 2. make the wavelength generation red shift of blue-ray LED, and colourity, the colour temperature of white light LEDs produced material impact,, departed from the absworption peak of fluorescent material, will cause the fluorescent material quantum efficiency to reduce, influence light extraction efficiency if wavelength shift is too much; 3. temperature also has a significant impact the radiation characteristic of fluorescent material, along with temperature rises, the fluorescent material quantum efficiency reduces, bright dipping reduces, radiation wavelength also can change, the change of fluorescent material radiation characteristic also can cause the variation that white light LEDs colour temperature, look become, and higher temperature also can be quickened the aging of fluorescent material; 4. high operating temperature will reduce the performance of LED illuminator, and test data shows that at room temperature the life-span of LED illuminator can reach 50000 hours, and when operating temperature is spent near 90 the life-span of LED will be reduced to below 7000 hours.This shows that one of bottleneck of great power LED development is the heat radiation of LED lamp.
Based on the defective of above-mentioned prior art, the inventor is through analyzing the structure of LED lamp, and in conjunction with modern manufacturing process, create a kind of novel band radiating fin LED modulated structure and manufacture method thereof.
Summary of the invention
The objective of the invention is to provides a kind of LED modulated structure and manufacture method thereof that has the heat sinking fin for overcoming the deficiencies in the prior art.
The technology contents of LED modulated structure of the present invention is: a kind of LED lamp with radiating fin, comprise the LED illuminator, be used for fixing the metal substrate of LED illuminator and the radiator that connects with metal substrate, it is characterized in that described radiator is the revolving body that is provided with cavity, its outer toroid is provided with several radiating fins.Further content is: end is provided with the optics that LED light is handled that is used for that connects with radiator outside the LED body, and the tail end in radiator is provided with the Lighthead assembly that is used for fixing the LED lamp that connects with radiator, is provided with led drive circuit in the described Lighthead assembly.
One of further technology contents of LED modulated structure of the present invention is: described metal substrate and radiator are threaded connection mode, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator; Described reflector is strengthened reflector for PC nickel plating, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is connected with a lampshade coupling ring that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder, and described LED illuminator is provided with a plurality of.
Two of the further technology contents of LED modulated structure of the present invention is: described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator; Described reflector is strengthened reflector for PC nickel plating, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is connected with a lampshade coupling ring that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator, described metal substrate is provided with wears pore, also is provided with air-permeating hole on the described globe holder; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder, and described LED illuminator is provided with a plurality of.
Three of the further technology contents of LED modulated structure of the present invention is: described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the optical lens of being located at the metal substrate upper surface, described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator, described LED illuminator is provided with a plurality of, described optical lens is the lenticular body that is provided with LED illuminator equal number prefocus cup, the radiator front end is provided with the containing cavity that is used to put optical lens, also is provided with a jump ring between containing cavity and the optical lens outward flange; The radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder.
Four of the further technology contents of LED modulated structure of the present invention is: described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator; Described reflector is strengthened reflector for PC nickel plating, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is provided with a snap ring portion that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is a plug-in type aciculiform lamp holder, and described LED illuminator is provided with a plurality of.
The technology contents of LED lamp manufacturing method of the present invention is to comprise following main points: ingot is the peripheral radiator tubing that has several radiating fins through hot extrusion stretch forming; Radiator tubing cuts into the radiator of predetermined length, and turning goes out its profile according to need; With screw metal substrate and radiator are fixedly connected, or adopt interference fit that metal substrate is clamp-oned in the radiator; On metal substrate, be coated with heat conductive silica gel, and the LED illuminator is fitted in metal substrate tightly scribble the heat conductive silica gel place and fix it.Described ingot is an aluminium ingot, and described tubing is aluminium tube.
The present invention's beneficial effect compared with prior art is: the radiator of the present invention by having radiating fin, be used for fixing the LED illuminator and the LED illuminator had the metal substrate of good heat radiating effect, thereby reach effective thermolysis, make the LED illuminator keep lower operating temperature, help the effect that the LED lamp is brought into normal play.Be provided with optics at LED illuminator front end in addition, can carry out diffusion, reflective and/or optically focused effect to the light that the LED illuminator sends, to satisfy the needs of different use occasions; And utilize that the annular heat radiation slotted eye, the metal substrate that are provided with in the cavity of radiator be provided with wear the air-permeating hole that pore, globe holder are provided with, utilize the inner and air outside temperature difference generation cross-ventilation of LED lamp, constituting an air heat dissipation channel, the heat radiation of LED illuminator is helped out.
Below in conjunction with the drawings and specific embodiments the present invention is further described.
Description of drawings
Fig. 1 is the blast three-dimensional structure diagram of the specific embodiment of the invention one;
Fig. 2 is the sectional structure chart of the specific embodiment of the invention one;
Fig. 3 is the blast three-dimensional structure diagram of the specific embodiment of the invention two;
Fig. 4 is the sectional structure chart of the specific embodiment of the invention two;
Fig. 5 is the blast three-dimensional structure diagram of the specific embodiment of the invention three;
Fig. 6 is the sectional structure chart of the specific embodiment of the invention three;
Fig. 7 is the blast three-dimensional structure diagram of the specific embodiment of the invention four;
Fig. 8 is the sectional structure chart of the specific embodiment of the invention four;
The sectional structure chart that Fig. 9 has another heat dissipation channel structure for the specific embodiment of the invention one.
Description of reference numerals
1,1A, 1B, 1C illuminator
2,2A, 2B, 2C metal substrate
21 screws
3,3A, 3B, 3C radiator
30,30A, 30B, 30C radiating fin
31,31A lampshade coupling ring
The 31B jump ring
32,32A, 32B, 32C lamp holder coupling ring
The 320C screw
33,33A, 33B annular heat radiation slotted eye
The 34B containing cavity
4,4A, 4B, 4C drive circuit
41,41A, 41B heat conductive insulating silica gel isolated protective layer
5,5A, 5B, 5C Lighthead assembly
51,51A, 51B, 51C lamp holder connection part
52,52A, 52B, 52C lamp holder
6,6A, 6B, 6C optics
61,61A, 61C globe holder
The 61B optical lens
The 610B prefocus cup
62,62A, 62C reflector
20 wear pore
620 reflector air-vents
611 lampshade air-permeating holes
The specific embodiment
In order to more fully understand technology contents of the present invention, technical scheme of the present invention is further introduced and explanation below in conjunction with specific embodiment.
Specific embodiment one: as shown in Figure 1 and Figure 2, a kind of LED lamp of the present invention with radiating fin, comprise LED illuminator 1, be used for fixing the metal substrate 2 of LED illuminator 1 and the radiator 3 that connects with metal substrate 2, described radiator 3 is equipped with several radiating fins 30 for being provided with the revolving body of cavity on its cylindrical.End is provided with the optics 6 that LED light is handled that is used for that connects with radiator 3 outside the LED body 1, and is provided with the Lighthead assembly that is used for fixing the LED lamp 5 that connects with radiator in the tail end of radiator 3, is provided with led drive circuit 4 in the described Lighthead assembly 5.Described metal substrate 2 and radiator 3 (utilize 3-8 screw 21 with metal substrate and radiator close-coupled for threaded connection mode, will realize the good heat radiating between the two), described optics 6 comprises the reflector 62 of being located at metal substrate 2 upper surfaces and connects with radiator 3 external end edges and (adopts thread connection in this example, also can be modes such as buckle-type connection) globe holder 61, described Lighthead assembly 5 comprises the lamp holder 52 that connects with power supply and is used to connect the lamp holder connecting portion 51 of lamp holder 52 and radiator 3; Described reflector 62 is strengthened reflector for PC nickel plating, and described globe holder 61 is for being used for the PC lampshade of abblendbar diffusion milled sand surface; Radiator 3 front ends also are connected with a lampshade coupling ring 31 that is used to connect radiator 3 and globe holder 61, and radiator 3 tail ends also are connected with a lamp holder coupling ring 32 that is used to connect radiator 3 and Lighthead assembly 5; At least be provided with an annular heat radiation slotted eye 33 in the cavity of described radiator 3; Described drive circuit 4 is provided with the heat conductive insulating silica gel isolated protective layer 41 (high temperature that are used for the isolation radiating intracoelomic cavity in radiator one side; in order to avoid influence the work of drive circuit; reduce the life-span of drive circuit); described lamp holder 52 is the screw-type lamp holder; described LED illuminator 1 can be provided with a plurality of; it (also can be other metal material that described radiator 3 is aluminium with metal substrate 2; such as copper; but aluminium have cost low, easily process and have the advantage of good heat conductive performance, also preferentially adopt aluminium among other embodiment).
Specific embodiment two: as shown in Figure 3, Figure 4, this embodiment is identical with the structure major part of previous embodiment one, difference is: described metal substrate 2A and radiator 3A are interference fit and adopt the connecting mode that pressure clamp-ons (this connects and has very good heat-conductive characteristic, the heat of the LED illuminator that absorbs on the metal substrate can be distributed rapidly.At least be provided with an annular heat radiation slotted eye 33A simultaneously in the cavity of described radiator 3A, described metal substrate 2A can be provided with and wear the pore (not shown), can also be provided with the air-permeating hole (not shown) on the described globe holder 61A, utilize LED lamp body internal-external temperature difference to produce the air heat dissipation channel that cross-ventilation is realized LED lamp inside thereby constitute one with this, can be to LED certain booster action that dispelled the heat.
Specific embodiment three: as Fig. 5, shown in Figure 6, this embodiment and previous embodiment one, two differences are: described optics 6B comprises the optical lens 61B that is located at metal substrate 2B upper surface, described optical lens 61B is the lenticular body that is provided with LED illuminator equal number prefocus cup 610B, radiator 3B front end is provided with the containing cavity 34B that is used to put optical lens 61B, also is provided with a jump ring 31B between containing cavity 34B and the optical lens 61B outward flange.
Specific embodiment four, as Fig. 7, shown in Figure 8, this embodiment and previous embodiment difference are: described metal substrate 2C and radiator 3C are the connecting mode that interference fit and employing pressure are clamp-oned, described optics 6C comprises reflector 62C that is located at metal substrate 2C upper surface and the globe holder 61C that connects with radiator 3C external end edge, and described Lighthead assembly 5C comprises the lamp holder 52C that connects with power supply and is used to connect the lamp holder connecting portion 51C of lamp holder 52C and radiator 3C; Described reflector 62C strengthens reflector for PC nickel plating, and described globe holder 61C is used for the PC lampshade of abblendbar diffusion milled sand surface; Radiator 3C front end also is provided with a 31C of snap ring portion that is used to connect radiator 3C and globe holder 61C, and radiator 3C tail end also is connected with a lamp holder coupling ring 32C who is used to connect radiator 3C and Lighthead assembly 4C; Described lamp holder is that (be adapted to the lamp socket of pin type jack, described LED illuminator 1C is provided with one (for single, can adopt a plurality of among other embodiment in the present embodiment) to plug-in type aciculiform lamp holder.
Drive circuit of the present invention is provided with transformer, and directly plug-in mounting or thread connection to substitute incandescent lamp and/or the fluorescent lamp that uses in the prior art, substitute conventional lamp with LED lamp (LED white light) at the electric terminal of civilian 220V electrical network to make the present invention.In view of the periphery of radiator is provided with a plurality of radiating fins, be easy to overstock dust, of long duration be not easy to clean, as further innovation of the present invention, can have additional plastic shell in the periphery of radiator, or structure such as dust block board; And the concrete structure of aforementioned four embodiment, can be according to specifically using mutually, as in embodiment four, increasing the louvre structure, increase globe holder at embodiment three, in embodiment one, do not adopt lampshade coupling ring structure, and utilize the plastic deformation of globe holder self to connect, be provided with snap ring portion at the front edge of radiator, have additional at embodiment one or embodiment three and to wear pore (on metal substrate) and air-permeating hole (on globe holder), or the like.And as the topmost innovation structure of the present invention---radiating fin, be located at the radiator periphery of hollow, this radiating fin and radiator body are overall structure, stretch and/or extrusion molding with shape, can do the thickness of radiating fin less with this, and quantity is many, can realize better radiating effect with this.And the radiating fin in week outside the radiator can become different shape and pattern according to actual design, is vertical normal direction such as radiating fin with the periphery of radiator, or amesiality and become the shape of arc.In concrete enforcement, can also determine whether to increase the auxiliary heat dissipation of air convection channel according to the radiating effect of radiator, the design of air convection channel, be on globe holder, metal substrate, radiator, to be provided with the hole that is used for circulation of air (to consider the processing problems of radiator, the hole can also be located at the lamp holder coupling ring), utilize the inner and air outside temperature difference generation convection current of LED lamp, thereby certain booster action is played in the heat radiation of LED illuminator.Owing to adopted lens arrangement among the embodiment three, the perforation that is used for circulation of air can be located at the center of prefocus cup, promptly be centered in the center of LED illuminator, and LED illuminator and optical lens end face keep certain space, to guarantee having enough spaces to make air produce convection effects.The air heat dissipation channel of embodiment one as shown in Figure 9, lampshade air-permeating hole 611 on the globe holder (is provided with a plurality of, the structure of this air-permeating hole is to be provided with in the side of the protuberance of globe holder, does not influence the optical treatment of globe holder to LED light), the annular heat radiation slotted eye 33 of wearing pore 20 and radiator on the reflector air-vent 620, metal substrate constitutes a cross-ventilated heat dissipation channel.Lampshade air-permeating hole on the globe holder can also adopt other mode, such as directly vertically wearing (effect that can influence optical treatment) at spherical surface or directly with certain angle of inclination (can not influence the effect of optical treatment) being set at spherical surface.
The LED modulated structure of band radiating fin of the present invention, its manufacture method comprises following main points: ingot is the peripheral radiator tubing that has several radiating fins (shape of extruding or stretch forming, many as adopt aluminium section bar) through hot extrusion stretch forming; Radiator tubing cuts into the radiator of predetermined length, and turning goes out its profile (utilize CNC numerically controlled lathe or machining center, or adding production line carrying out machining to radiator automatically) according to need; Metal substrate and radiator are fixedly connected (connecting mode among the aforesaid embodiment one) with screw, or adopt interference fit that metal substrate is clamp-oned (connecting mode among the aforesaid embodiment two, three, four) in the radiator; On metal substrate, be coated with heat conductive silica gel, and the LED illuminator is fitted in metal substrate tightly scribble the heat conductive silica gel place and fix it (being used for the heat of LED illuminator promptly is passed to metal substrate).Described ingot is an aluminium ingot, and described tubing is aluminium tube (aluminium has easy processing, the characteristics that cost is low).
In sum, the radiator of the present invention by having radiating fin, be used for fixing the LED illuminator and the LED illuminator had the metal substrate of good heat radiating effect, thereby reach effective thermolysis, make the LED illuminator keep lower operating temperature, help the effect that the LED lamp is brought into normal play.Be provided with optics at LED illuminator front end in addition, can carry out diffusion, reflective and/or optically focused effect to the light that the LED illuminator sends, to satisfy the needs of different use occasions; And utilize that the annular heat radiation slotted eye, the metal substrate that are provided with in the cavity of radiator be provided with wear the air-permeating hole that pore, globe holder are provided with, utilize the inner and air outside temperature difference generation cross-ventilation of LED lamp, constituting an air heat dissipation channel, the heat radiation of LED illuminator is helped out.
The above angle from specific embodiment discloses further to technology contents of the present invention; its purpose is to allow everybody be easier to understand technology contents of the present invention; but do not represent embodiments of the present invention and rights protection to be confined to this, the scope of the present invention should be as the criterion in claims of the present invention.
Claims (10)
1. LED lamp with radiating fin, comprise the LED illuminator, be used for fixing the metal substrate of LED illuminator and the radiator that connects with metal substrate, it is characterized in that described radiator is the revolving body that is provided with cavity, its outer toroid is provided with several radiating fins, end is provided with the optics that LED light is handled that is used for that connects with radiator outside the LED body, and the tail end in radiator is provided with the Lighthead assembly that is used for fixing the LED lamp that connects with radiator, is provided with led drive circuit in the described Lighthead assembly.
2. a kind of LED lamp according to claim 1 with radiating fin, it is characterized in that described metal substrate and radiator are threaded connection mode, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator.
3. a kind of LED lamp with radiating fin according to claim 2 is characterized in that described reflector is PC nickel plating reinforcement reflector, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is connected with a lampshade coupling ring that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder, and described LED illuminator is provided with a plurality of.
4. a kind of LED lamp according to claim 1 with radiating fin, it is characterized in that described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator.
5. a kind of LED lamp with radiating fin according to claim 4 is characterized in that described reflector is PC nickel plating reinforcement reflector, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is connected with a lampshade coupling ring that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator, described metal substrate is provided with wears pore, also is provided with air-permeating hole on the described globe holder; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder, and described LED illuminator is provided with a plurality of.
6. a kind of LED lamp according to claim 1 with radiating fin, it is characterized in that described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the optical lens of being located at the metal substrate upper surface, and described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator.
7. a kind of LED lamp according to claim 6 with radiating fin, it is characterized in that described LED illuminator is provided with a plurality of, described optical lens is the lenticular body that is provided with LED illuminator equal number prefocus cup, the radiator front end is provided with the containing cavity that is used to put optical lens, also is provided with a jump ring between containing cavity and the optical lens outward flange; The radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; At least be provided with an annular heat radiation slotted eye in the cavity of described radiator; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is the screw-type lamp holder.
8. a kind of LED lamp according to claim 1 with radiating fin, it is characterized in that described metal substrate and radiator are the connecting mode that interference fit and employing pressure are clamp-oned, described optics comprises the reflector of being located at the metal substrate upper surface and the globe holder that connects with the radiator external end edge, described Lighthead assembly comprises the lamp holder that connects with power supply and is used to connect the lamp holder connecting portion of lamp holder and radiator, described reflector is strengthened reflector for PC nickel plating, and described globe holder is used for the PC lampshade of abblendbar diffusion milled sand surface; The radiator front end also is provided with a snap ring portion that is used to connect radiator and globe holder, and the radiator tail end also is connected with a lamp holder coupling ring that is used to connect radiator and Lighthead assembly; Described drive circuit is provided with heat conductive insulating silica gel isolated protective layer in radiator one side, and described lamp holder is a plug-in type aciculiform lamp holder, and described LED illuminator is provided with a plurality of.
9. LED lamp manufacturing method with radiating fin is characterized in that comprising following main points:
Ingot is the peripheral radiator tubing that has several radiating fins through hot extrusion stretch forming;
Radiator tubing cuts into the radiator of predetermined length, and turning goes out its profile according to need;
With screw metal substrate and radiator are fixedly connected, or adopt interference fit that metal substrate is clamp-oned in the radiator;
On metal substrate, be coated with heat conductive silica gel, and the LED illuminator is fitted in metal substrate tightly scribble the heat conductive silica gel place and fix it.
10. manufacture method according to claim 9 is characterized in that: described ingot is an aluminium ingot, and described tubing is aluminium tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810142018XA CN101373062A (en) | 2008-08-22 | 2008-08-22 | LED lamp with heat radiation fins and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810142018XA CN101373062A (en) | 2008-08-22 | 2008-08-22 | LED lamp with heat radiation fins and manufacturing method thereof |
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| CN101373062A true CN101373062A (en) | 2009-02-25 |
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| CNA200810142018XA Pending CN101373062A (en) | 2008-08-22 | 2008-08-22 | LED lamp with heat radiation fins and manufacturing method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509653A (en) * | 2009-03-09 | 2009-08-19 | 张春涛 | High power LED lamp structure with fan |
| CN101858504A (en) * | 2009-04-13 | 2010-10-13 | 富准精密工业(深圳)有限公司 | Illumination device |
| CN102109107A (en) * | 2009-12-25 | 2011-06-29 | 富准精密工业(深圳)有限公司 | Light emitting diode lamp |
| CN102121689A (en) * | 2010-12-03 | 2011-07-13 | 东莞勤上光电股份有限公司 | LED light source module heat dissipation method |
| CN101943391B (en) * | 2009-07-03 | 2012-02-01 | 周文立 | LED tube light and manufacturing method thereof |
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| CN104373883A (en) * | 2014-11-05 | 2015-02-25 | 成都爱维科创科技有限公司 | Light and electricity dual-purpose projection lamp with multistage optical alignment function |
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2008
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| CN101509653A (en) * | 2009-03-09 | 2009-08-19 | 张春涛 | High power LED lamp structure with fan |
| CN101509653B (en) * | 2009-03-09 | 2015-01-14 | 张春涛 | High power LED lamp structure with fan |
| CN101858504A (en) * | 2009-04-13 | 2010-10-13 | 富准精密工业(深圳)有限公司 | Illumination device |
| CN101943391B (en) * | 2009-07-03 | 2012-02-01 | 周文立 | LED tube light and manufacturing method thereof |
| CN102109107A (en) * | 2009-12-25 | 2011-06-29 | 富准精密工业(深圳)有限公司 | Light emitting diode lamp |
| CN102410469A (en) * | 2010-09-26 | 2012-04-11 | 佛山市国星光电股份有限公司 | Street lamp cap and manufacturing method |
| CN102121689A (en) * | 2010-12-03 | 2011-07-13 | 东莞勤上光电股份有限公司 | LED light source module heat dissipation method |
| CN102121689B (en) * | 2010-12-03 | 2013-01-02 | 东莞勤上光电股份有限公司 | LED light source module heat dissipation method |
| CN102364214A (en) * | 2011-11-01 | 2012-02-29 | 西安金诺光电科技有限公司 | Light-emitting diode (LED) bulb |
| CN102506397A (en) * | 2011-12-31 | 2012-06-20 | 东莞汉旭五金塑胶科技有限公司 | LED (light-emitting diode) lamp holder formed by stretching |
| CN102759088A (en) * | 2012-07-13 | 2012-10-31 | 中山市尔全照明有限公司 | A high-efficiency radiator |
| CN104373883A (en) * | 2014-11-05 | 2015-02-25 | 成都爱维科创科技有限公司 | Light and electricity dual-purpose projection lamp with multistage optical alignment function |
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