CN204647928U - A kind of LED - Google Patents
A kind of LED Download PDFInfo
- Publication number
- CN204647928U CN204647928U CN201520328036.2U CN201520328036U CN204647928U CN 204647928 U CN204647928 U CN 204647928U CN 201520328036 U CN201520328036 U CN 201520328036U CN 204647928 U CN204647928 U CN 204647928U
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- CN
- China
- Prior art keywords
- heat sink
- light source
- molded heat
- aluminium molded
- source board
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of LED, it comprises metallic lamp holder, aluminium molded heat sink, driving power plate, light source assembly and PC cell-shell, light source assembly is made up of light source board and some LED lamp pearls, aluminium molded heat sink hollow and open top, driving power plate is arranged in aluminium molded heat sink by the open top of aluminium molded heat sink, light source board is connected on the outer bottom of aluminium molded heat sink, light source board is connected with driving power plate, the top of aluminium molded heat sink is stretched into completely in metallic lamp holder and is connected with metallic lamp holder, radiating subassembly is formed after aluminium molded heat sink is connected with metallic lamp holder, PC cell-shell adopts pyriform light diffusion PC cell-shell, the oral area of PC cell-shell is connected with the bottom inside of metallic lamp holder, the bottom of aluminium molded heat sink is made to be positioned at PC cell-shell completely, and light source board is near the oral area of PC cell-shell, advantage is that the structure of aluminium molded heat sink is simple, volume is little, it is simple to process and assemble, and is dispelled the heat by lamp holder, and whole lamp perfect heat-dissipating, whole intensity of illumination distribution is effective.
Description
Technical field
The utility model relates to a kind of light fixture, especially relates to a kind of LED.
Background technology
Along with the high speed development of LED illumination technology, LED is as a kind of novel energy-conserving light source, and increasing place uses LED as lighting source.At present, common on market LED generally includes the radiator, power supply module, LED light source module and the light-transmitting component that expose.The extensive use of LED, although save resource to a great extent, it requires large lighting angle, efficiently heat dispersion and uniform Light distribation.But existing LED is in order to reach its Light distribation requirement, and that often radiator and light-transmitting component are designed is quite loaded down with trivial details, and on the one hand, this not only wastes heat sink material, but also adds processing and the assembly difficulty of radiator; On the other hand, although improved heat dispersion and the Light distribation of whole lamp by loaded down with trivial details radiator, the restriction due to size still cannot reach the Light distribation effect of conventional incandescent.In addition, existing LED is subject to the pressure of cost control, and often sacrifice the heat dispersion of LED, namely heat dispersion does not often reach requirement, and this makes the temperature of LED chip very high, has had a strong impact on the service life of LED.
Summary of the invention
Technical problem to be solved in the utility model is to provide the effective LED of a kind of whole intensity of illumination distribution, the structure of its aluminium molded heat sink is simple, volume is little, it is simple to process and assemble, it is close to metallic lamp holder by aluminium molded heat sink and carries out abundant heat conducting and radiating, solves the LED heat dissipation problem of small size bulb.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of LED, comprise metallic lamp holder, aluminium molded heat sink, driving power plate, light source assembly and PC cell-shell, described light source assembly is made up of light source board and the some LED lamp pearls be installed on described light source board, it is characterized in that: described aluminium molded heat sink hollow and open top, described driving power plate is arranged in described aluminium molded heat sink by the open top of described aluminium molded heat sink, described light source board is connected on the outer bottom of described aluminium molded heat sink, described light source board is connected with described driving power plate, the top of described aluminium molded heat sink is stretched into completely in described metallic lamp holder and is connected with described metallic lamp holder, radiating subassembly is formed after described aluminium molded heat sink is connected with described metallic lamp holder, described PC cell-shell adopts pyriform light diffusion PC cell-shell, the oral area of described PC cell-shell is connected with the bottom inside of described metallic lamp holder, the bottom of described aluminium molded heat sink is made to be positioned at described PC cell-shell completely, and described light source board place plane is near the oral area place plane of described PC cell-shell.
This LED also comprises hollow and the insulation protective jacket of bottom opening, and described insulation protective jacket is placed on outside described driving power plate, the described driving power plate described in insulation protective jacket interval and described aluminium molded heat sink; Utilize insulation protective jacket to protect driving power plate at this, the heat in addition due to the generation of driving power plate is little, therefore adds the heat dispersion that insulation protective jacket does not affect whole lamp.
Be provided with power panel holder in described insulation protective jacket, described driving power plate is fixed in described insulation protective jacket by described power panel holder; Utilize power panel holder can make stable being fixed in insulation protective jacket of driving power plate at this.
Described driving power plate is made up of the output pad of plate main body with the side being integrally formed at described plate main body, described plate main body is fixed in described insulation protective jacket, the bottom of described aluminium molded heat sink offers the through hole that the output pad described in a confession passes, described light source board offers a soldering opening suitable with described output pad, the free end of described output pad is close to described soldering opening, and the connection of output pad described in being realized by soldering and described soldering opening; At this, driving power plate is designed to be made up of plate main body and output pad, when layout driving power circuit, output being distributed in plate main body is provided with on the side of output pad, output pad is close to the soldering opening on light source board through the through hole on the bottom of aluminium molded heat sink, this electrical connection being realized driving power plate and light source board by output pad and the direct soldering of soldering opening, not only facilitate, improve the production efficiency of whole lamp, and eliminate wire, save production cost.
The symmetrical both sides of the outer bottom of described aluminium molded heat sink are provided with the locating part with U-type groove, the notch of the U-type groove described in two is relative, and the space between U-type groove described in two forms light source board housing region, the symmetrical both sides of described light source board are designed to plane, described light source board is limited in described light source board housing region, and described soldering opening and described through-hole alignment, described plane contacts with the groove bottom of described U-type groove, at this, by the symmetrical both sides of the outer bottom at aluminium molded heat sink, the locating part with U-type groove is set, and the symmetrical both sides of light source board are designed to plane, only need guarantee during such installation light source board that the plane of light source board is corresponding with locating part, the light source board scribbling heat-conducting silicone grease is pushed in light source board housing region, and make soldering opening and through-hole alignment, not only enormously simplify the installation assembly technology of light source board, thus effectively improve the production efficiency of whole lamp, and light source board installs outer bottom close contact that is rear and aluminium molded heat sink, the heat that such LED lamp bead produces can effectively be derived by aluminium molded heat sink and metallic lamp holder rapidly.
Top and the described metallic lamp holder of described aluminium molded heat sink are spirally connected; At this, the top of aluminium molded heat sink and the connected mode of metallic lamp holder adopt existing being spirally connected, and not only connect closely tight, and it is easy to connect, enormously simplify the assembly technology of aluminium molded heat sink, effectively improve the production efficiency of whole lamp, thus reduce the production cost of whole lamp; Also can adopt other existing connections closely during certain actual design and connected mode easily.
The bottom inside of the metallic lamp holder described in oral area embedding of described PC cell-shell; At this, the oral area of PC cell-shell and the connected mode of the bottom inside of metallic lamp holder adopt existing embedded tight fit then riveting be connected, not only to connect closely, and easy to connect, also can adopt other existing connections closely during certain actual design and connected mode easily.
Compared with prior art, the utility model has the advantage of:
1) aluminium molded heat sink hollow and open top, its top is connected with metallic lamp holder, and its underpart is positioned at PC cell-shell, and structure is simple, and processing and assembling simple.
2) be directly connected in by light source board on the outer bottom of aluminium molded heat sink, the heat that LED lamp bead can be made like this to produce is delivered to rapidly on aluminium molded heat sink, accelerates radiating rate.
3) aluminium molded heat sink forms radiating subassembly after being fully connected with metallic lamp holder, add the area of dissipation of whole lamp, on the one hand, derived fast by metallic lamp holder after the heat that LED lamp bead produces passes to rapidly aluminium molded heat sink and dissipate, can fast the heat that LED lamp bead produces be taken in air like this, temperature in LED lamp bead is reduced greatly, greatly improves the heat conductivility of whole lamp, better extend the service life of whole lamp; On the other hand, compared with existing LED, under equal radiating condition, because the heat radiation of this LED is realized by aluminium molded heat sink and metallic lamp holder, therefore the volume of aluminium molded heat sink can do less, this not only saves heat sink material, reduce the production cost of whole lamp, and greatly reduce the overall weight of whole lamp, efficiently solve the LED heat dissipation problem of small size bulb, and optimize the contour structures of LED, more meet aesthetic.
4) oral area of PC cell-shell be connected with the bottom inside of metallic lamp holder after the bottom of aluminium molded heat sink be positioned at PC cell-shell completely, and the top of aluminium molded heat sink is stretched in metallic lamp holder completely, therefore aluminium molded heat sink does not expose, efficiently avoid user directly to contact with aluminium molded heat sink, in addition the heat conductivility of plastics is poor, therefore the heat that LED lamp bead produces seldom is delivered on PC cell-shell, there is not high temperature in PC cell-shell, well prevent the generation of electric leakage and scald accident, thus improve the usage safety performance of whole lamp.
5) PC cell-shell adopts pyriform light diffusion PC cell-shell, and makes light source board near the oral area of PC cell-shell, and the light that such LED lamp bead sends is launched just by whole PC cell-shell, namely adds luminous flux, also makes whole Light distribation more close to conventional incandescent.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of LED of the present utility model;
Fig. 2 is the detonation configuration schematic diagram of LED of the present utility model;
Fig. 3 is the structural representation of the aluminium molded heat sink in LED of the present utility model;
Fig. 4 is the structural representation of the light source board in LED of the present utility model;
Fig. 5 is the structural representation of the PC cell-shell in LED of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
A kind of LED that the utility model proposes, as shown in the figure, it comprises metallic lamp holder 1, aluminium molded heat sink 2, driving power plate 3, for the protection of the hollow of driving power plate 3 and the insulation protective jacket 4 of bottom opening, light source assembly and PC cell-shell 6, light source assembly is made up of light source board 51 and the some LED lamp pearls 52 be installed on light source board 51, aluminium molded heat sink 2 hollow and open top, insulation protective jacket 4 is placed on outside driving power plate 3, being placed on after outside driving power plate 3 at insulation protective jacket 4 is arranged in aluminium molded heat sink 2 by the open top of aluminium molded heat sink 2, make insulation protective jacket 4 interval driving power plate 3 and aluminium molded heat sink 2, light source board 51 is connected on the outer bottom of aluminium molded heat sink 2, light source board 51 is connected with driving power plate 3, the top of aluminium molded heat sink 2 is stretched into completely in metallic lamp holder 1 and is spirally connected with metallic lamp holder 1, aluminium molded heat sink 2 forms radiating subassembly after being connected with metallic lamp holder 1, PC cell-shell 6 adopts pyriform light to spread PC cell-shell, the bottom inside that the oral area 61 of PC cell-shell 6 embeds metallic lamp holder 1 is connected with the bottom inside of metallic lamp holder 1, the bottom of aluminium molded heat sink 2 is made to be positioned at PC cell-shell 6 completely, and light source board 51 place plane is near the oral area 61 place plane of PC cell-shell 6.
In the present embodiment, be provided with power panel holder (not shown) in insulation protective jacket 4, driving power plate 3 is fixed in insulation protective jacket 4 by power panel holder.
In the present embodiment; driving power plate 3 is made up of the output pad 32 of plate main body 31 with the side being integrally formed at plate main body 31; plate main body 31 is fixed in insulation protective jacket 4; the bottom of aluminium molded heat sink 2 offers a through hole 21 passed for output pad 32; light source board 51 offers one with export the suitable soldering opening 53 of pad 32; the free end exporting pad 32 is close to soldering opening 53, and realizes by soldering the electrical connection exporting pad 32 and soldering opening 53.
In the present embodiment, the symmetrical both sides of the outer bottom of aluminium molded heat sink 2 are provided with the locating part 22 with U-type groove, the notch of two U-type groove is relative, and the space between two U-type groove forms light source board housing region, the symmetrical both sides of light source board 51 are designed to plane 54, light source board 51 is limited in light source board housing region, and soldering opening 53 is aimed at through hole 21, and plane 54 contacts with the groove bottom of U-type groove.
In the present embodiment, the profile design of aluminium molded heat sink 2 can be become be similar to metallic lamp holder when processing aluminium molded heat sink 2, like this by the metallic lamp holder production technology of maturation by thin aluminum sheet machine-shaping, obtain aluminium molded heat sink 2, the aluminium molded heat sink 2 of this structure is compared with existing radiator, not only structure is simple, volume is little, save heat sink material, and can directly adopt existing metallic lamp holder production technology to produce, substantially increase production efficiency, thus reduce production cost; Insulation protective jacket 4 can be designed to tubular, adopts existing insulating materials to be processed into.
Claims (7)
1. a LED, comprise metallic lamp holder, aluminium molded heat sink, driving power plate, light source assembly and PC cell-shell, described light source assembly is made up of light source board and the some LED lamp pearls be installed on described light source board, it is characterized in that: described aluminium molded heat sink hollow and open top, described driving power plate is arranged in described aluminium molded heat sink by the open top of described aluminium molded heat sink, described light source board is connected on the outer bottom of described aluminium molded heat sink, described light source board is connected with described driving power plate, the top of described aluminium molded heat sink is stretched into completely in described metallic lamp holder and is connected with described metallic lamp holder, radiating subassembly is formed after described aluminium molded heat sink is connected with described metallic lamp holder, described PC cell-shell adopts pyriform light diffusion PC cell-shell, the oral area of described PC cell-shell is connected with the bottom inside of described metallic lamp holder, the bottom of described aluminium molded heat sink is made to be positioned at described PC cell-shell completely, and described light source board place plane is near the oral area place plane of described PC cell-shell.
2. a kind of LED according to claim 1; it is characterized in that: this LED also comprises hollow and the insulation protective jacket of bottom opening; described insulation protective jacket is placed on outside described driving power plate, the described driving power plate described in insulation protective jacket interval and described aluminium molded heat sink.
3. a kind of LED according to claim 2, is characterized in that: be provided with power panel holder in described insulation protective jacket, described driving power plate is fixed in described insulation protective jacket by described power panel holder.
4. a kind of LED according to Claims 2 or 3, it is characterized in that: described driving power plate is made up of the output pad of plate main body with the side being integrally formed at described plate main body, described plate main body is fixed in described insulation protective jacket, the bottom of described aluminium molded heat sink offers the through hole that the output pad described in a confession passes, described light source board offers a soldering opening suitable with described output pad, the free end of described output pad is close to described soldering opening, and the connection of output pad described in being realized by soldering and described soldering opening.
5. a kind of LED according to claim 4, it is characterized in that: the symmetrical both sides of the outer bottom of described aluminium molded heat sink are provided with the locating part with U-type groove, the notch of the U-type groove described in two is relative, and the space between U-type groove described in two forms light source board housing region, the symmetrical both sides of described light source board are designed to plane, described light source board is limited in described light source board housing region, and described soldering opening and described through-hole alignment, described plane contacts with the groove bottom of described U-type groove.
6. a kind of LED according to claim 5, is characterized in that: top and the described metallic lamp holder of described aluminium molded heat sink are spirally connected.
7. a kind of LED according to claim 6, is characterized in that: the bottom inside of the metallic lamp holder described in oral area embedding of described PC cell-shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328036.2U CN204647928U (en) | 2015-05-20 | 2015-05-20 | A kind of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328036.2U CN204647928U (en) | 2015-05-20 | 2015-05-20 | A kind of LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647928U true CN204647928U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328036.2U Expired - Fee Related CN204647928U (en) | 2015-05-20 | 2015-05-20 | A kind of LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879661A (en) * | 2015-05-20 | 2015-09-02 | 浙江阳光照明电器集团股份有限公司 | LED lamp |
-
2015
- 2015-05-20 CN CN201520328036.2U patent/CN204647928U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879661A (en) * | 2015-05-20 | 2015-09-02 | 浙江阳光照明电器集团股份有限公司 | LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151118 Address after: 237300 Jinzhai County Anhui Modern Industrial Park (Anhui red earth Co., Ltd.) Patentee after: ANHUI SUNSHINE LIGHTING APPLIANCE CO., LTD. Address before: 312300 Fengshan Road, Shangyu, Zhejiang, No. 485, No. Patentee before: Zhejiang Yankon Lighting Electrical Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20210520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |