CN203421524U - LED focus light emitting device - Google Patents
LED focus light emitting device Download PDFInfo
- Publication number
- CN203421524U CN203421524U CN201320472838.1U CN201320472838U CN203421524U CN 203421524 U CN203421524 U CN 203421524U CN 201320472838 U CN201320472838 U CN 201320472838U CN 203421524 U CN203421524 U CN 203421524U
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- CN
- China
- Prior art keywords
- led
- led lamp
- emitting device
- light emitting
- focus light
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000010949 copper Substances 0.000 claims abstract description 34
- 229910052802 copper Inorganic materials 0.000 claims abstract description 34
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000004411 aluminium Substances 0.000 claims description 22
- 239000011049 pearl Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000001795 light effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract 11
- 230000017525 heat dissipation Effects 0.000 abstract 5
- 239000011324 bead Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 230000003287 optical Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000051 modifying Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model relates to an LED focus light emitting device. The LED focus light emitting device is provided with a copper substrate, a heat dissipation aluminum substrate and a lampshade, wherein the cross section of the copper substrate is in the shape of a circular arc. A plurality of rows of LED lamp bars are arranged at the side edges of the copper substrate and are formed by a plurality of LED lamp beads evenly distributed at intervals on the same straight line. The copper substrate is installed at the top end of the heat dissipation aluminum substrate, a power connection line is led out of the side end of the copper substrate, and a reflection piece is arranged below the heat dissipation aluminum substrate. Because the LED lamp beads are attached to the thin copper substrate, and then the copper substrate adheres to the arc-shaped heat dissipation aluminum substrate to simulate a point light source environment, stable heat dissipation and good light effect are guaranteed at the same time, and accordingly the combinations of point light sources are arranged to form a linear light emitting body, and the switching from low-power light emitting points to large-power light emitting surfaces is achieved. The LED focus light emitting device is convenient to manufacture and process, saves a large number of development expenses, has huge social benefits and caters to traditional aesthetic standards of people.
Description
Technical field
The utility model relates to a kind of LED focus light-emitting device.
Background technology
In known technical field, LED (Light Emitting Diode), light emitting diode, is a kind of solid-state semiconductor devices that can be visible ray by electric energy conversion, it can directly be converted into light electricity.The heart of LED is a semi-conductive wafer, and one end of wafer is attached on a support, and one end is negative pole, and the other end connects the positive pole of power supply, makes whole wafer by epoxy encapsulation.Semiconductor wafer is comprised of two parts, and a part is P-type semiconductor, in its hole, the inside, occupies an leading position, and the other end is N-type semiconductor, here, is mainly electronics.But when these two kinds of semiconductors couple together, between them, just form a P-N knot.When electric current acts on this wafer by wire, electronics will be pushed to electronics in ， P district, P district, with hole-recombination, then will send energy with the form of photon, the luminous principle of LED lamp that Here it is.And the light wavelength color of light is namely to be determined by the material that forms P-N knot.
LED, as the light emitting semiconductor device of solid luminescence, is the another emerging light source after incandescent lamp, gas-discharge lamp.Due to it, compare with ordinary incandescent lamp and have that the life-span is long, radiationless, anti-impact force is strong, bright in luster and low-power consumption, belong to energy-conservation environmental protection lighting source, so ，Bei light decoration circle adopts more and more widely.Tradition LED lamp system is the light distributing system of spot light substantially, and spot light is positioned at the optical centre of light fixture substantially, and all LED lamp systems are substantially according to this thought designing and making.
General existing LED light fixture generally has two kinds, the first is that the LED by single file or multirow constructs LED fluorescent tube, lampshade is diffuser or is filled with diffusion material to guarantee that luminous is uniform, the shortcoming of this fluorescent tube is as follows: lampshade has affected the optical efficiency of LED fluorescent tube, single led chips welding is on PCB, whole PCB welds or is screwed on aluminium base or radiator, manufactures cumbersome.The second is manufactured by chip on board panel LED module; its cover is transparent; be not filled with diffusion material; the shortcoming of this modulated structure is: LED is panel source; can not reach the such light of conventional fluorescent distributes; need to or be screwed on aluminium base or radiator the package board welding of LED; make trouble; need to make LED aluminium base and radiator close contact by screw; this modulated structure is complicated, and LED fluorophor is certain soft silicone grease, needs covering to protect LED chip; affect outward appearance, and reduced optical efficiency.
Utility model content
The technical problems to be solved in the utility model is: overcome the problems referred to above, provide a kind of luminous point to distribute rationally even, luminous attractive in appearance soft and adapt to human eye sense organ, LED focus light-emitting device simple in structure.
The utility model solves the technical scheme that its technical problem adopts: a kind of LED focus light-emitting device, there is the copper base that cross section is semicircular arc, radiator aluminium base plate and lampshade, lateral edges along described copper base is provided with many row LED lamp bars, described LED lamp bar is evenly spaced apart and form along same straight line by several LED lamp pearls, described radiator aluminium base plate has rectangular base, above described rectangular base, be provided with the protruding fin that the profile of its top and copper base adapts, between the inner side of described protruding fin and rectangular base, be provided with multiple tracks and support radiator, described copper base is installed on the top of radiator aluminium base plate and draws power supply tie-in line from side, and described support radiator and the rectangular base setting that is connected as a single entity, below described radiator aluminium base plate, be provided with reflecting piece, described copper base, radiator aluminium base plate and reflecting piece are all arranged in the inner chamber of lampshade.
Further, consider the installation of circuit elements device, the utility model is provided with LED drive electric power unit and PCB circuit board in the bottom of described rectangular base.
Further, as a kind of concrete embodiment, lampshade described in the utility model be each other can folding two cover bodies, on the cover body being positioned at above copper base, be provided with transparent light-passing board.
Further, consider safety problem, between the LED lamp pearl of the utility model on every row LED lamp bar, be parallel with a Zener diode.
The beneficial effects of the utility model are: the utility model is attached to LED lamp pearl on thin copper base, then copper base is bonded on the radiator aluminium base plate of arc, the environment of a spot light of simulation, guarantee the stable of heat radiation and light efficiency simultaneously, the combination of spot light so one by one, be arranged in the illuminator of a wire, realized low power luminous point to the conversion of powerful light-emitting area, power can be made the hundred times of a spot light, even thousands of times, like this by point to line and then to the combination of face, substantially be positioned on the optical centre of light fixture, thereby have the best light effect that goes out, from the moulding of applicable conventional lamp in appearance, not only manufacture easy to process, a large amount of development cost have been saved, there is huge social benefit, also the traditional aesthetic that meets people is seen simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of another kind of version of the present utility model;
Fig. 3 is manufacture method schematic diagram one in the utility model;
Fig. 4 is manufacture method schematic diagram two in the utility model;
Fig. 5 is manufacture method schematic diagram three in the utility model;
In figure: 1. copper base, 2.LED lamp pearl, 3. radiator aluminium base plate, 31. rectangular base, 32. protruding fin, 33. support radiators, 4. reflecting piece, 5. lampshade, 51. light-passing boards.
The specific embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
The preferred embodiment of a kind of LED focus of the utility model light-emitting device as shown in Figure 1, be that specific constructive form is the situation of street lamp, there is the copper base 1 that cross section is semicircular arc, radiator aluminium base plate 3 and lampshade 5, lateral edges along described copper base 1 is provided with many row LED lamp bars, described LED lamp bar is evenly spaced apart and form along same straight line by several LED lamp pearls 2, described radiator aluminium base plate 3 has rectangular base 31, above described rectangular base 31, be provided with the protruding fin 32 that the profile of its top and copper base 1 adapts, between the inner side of described protruding fin 32 and rectangular base 31, be provided with multiple tracks and support radiator 33, described copper base 1 is installed on the top of radiator aluminium base plate 3 and draws power supply tie-in line from side, and described support radiator 33 and rectangular base 31 setting that is connected as a single entity, below described radiator aluminium base plate 3, be provided with reflecting piece 4, described copper base 1, radiator aluminium base plate 3 and reflecting piece 4 are all arranged in the inner chamber of lampshade 5.
LED drive electric power unit and PCB circuit board are installed in the bottom of described rectangular base 31, described lampshade 5 be each other can folding two cover bodies, on the cover body being positioned at above copper base 1, be provided with transparent light-passing board 51, between the LED lamp pearl 2 on every row LED lamp bar, be parallel with a Zener diode.
The schematic diagram of another kind of version of the present utility model as shown in Figure 2, the situation that concrete version is floodlight.
The manufacture method of the present embodiment is: comprise the steps:
(a) difference punching copper base 1, protruding fin 32 and rectangular base 31, adopt PC to electroplate and make reflecting piece 4 as base material, by injection mo(u)lding, obtains lampshade 5;
(b) protruding fin 32 and rectangular base 31 are welded and fixed, and in the bottom of described rectangular base 31, LED drive electric power unit and PCB circuit board are installed;
(c) as shown in Figure 3: LED lamp pearl 2 is attached on copper base 1,
As shown in Figure 4: after copper base 1 is bonded on radiator aluminium base plate 3, and parallel voltage-stabilizing diode between the LED lamp pearl 2 on every row LED lamp bar, and draw power supply tie-in line from the side of copper base 1 and be connected to LED drive electric power unit;
(d) as shown in Figure 5: by step (c) the assembly that obtains together with reflecting piece 4, snap in lampshade 5;
(e) energising test, certified products enter library storage.
The utility model is attached to LED lamp pearl on thin copper base, then copper base is bonded on the radiator aluminium base plate of arc, the environment of a spot light of simulation, guarantee the stable of heat radiation and light efficiency simultaneously, the combination of spot light so one by one, be arranged in the illuminator of a wire, realized low power luminous point to the conversion of powerful light-emitting area, power can be made the hundred times of a spot light, even thousands of times, like this by point to line and then to the combination of face, substantially be positioned on the optical centre of light fixture, thereby have the best light effect that goes out, from the moulding of applicable conventional lamp in appearance, not only manufacture easy to process, a large amount of development cost have been saved, there is huge social benefit, also the traditional aesthetic that meets people is seen simultaneously.
The above-mentioned foundation desirable embodiment of the present utility model of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to claim scope.
Claims (4)
1. a LED focus light-emitting device, it is characterized in that: there is the copper base (1) that cross section is semicircular arc, radiator aluminium base plate (3) and lampshade (5), lateral edges along described copper base (1) is provided with many row LED lamp bars, described LED lamp bar is evenly spaced apart and form along same straight line by several LED lamp pearls (2), described radiator aluminium base plate (3) has rectangular base (31), in the top of described rectangular base (31), be provided with the protruding fin (32) that the profile of its top and copper base (1) adapts, between the inner side of described protruding fin (32) and rectangular base (31), be provided with multiple tracks and support radiator (33), described copper base (1) is installed on the top of radiator aluminium base plate (3) and draws power supply tie-in line from side, and described support radiator (33) and rectangular base (31) setting that is connected as a single entity, in the below of described radiator aluminium base plate (3), be provided with reflecting piece (4), described copper base (1), radiator aluminium base plate (3) and reflecting piece (4) are all arranged in the inner chamber of lampshade (5).
2. a kind of LED focus light-emitting device as claimed in claim 1, is characterized in that: in the bottom of described rectangular base (31), LED drive electric power unit and PCB circuit board are installed.
3. a kind of LED focus light-emitting device as claimed in claim 1, is characterized in that: described lampshade (5) is two cover bodies that each other can folding, on the cover body that is positioned at copper base (1) top, is provided with transparent light-passing board (51).
4. a kind of LED focus light-emitting device as claimed in claim 1, is characterized in that: between the LED lamp pearl (2) on every row LED lamp bar, be parallel with a Zener diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320472838.1U CN203421524U (en) | 2013-08-05 | 2013-08-05 | LED focus light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320472838.1U CN203421524U (en) | 2013-08-05 | 2013-08-05 | LED focus light emitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203421524U true CN203421524U (en) | 2014-02-05 |
Family
ID=50020623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320472838.1U Expired - Fee Related CN203421524U (en) | 2013-08-05 | 2013-08-05 | LED focus light emitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203421524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388768A (en) * | 2013-08-05 | 2013-11-13 | 黎伟强 | LED (light emitting diode) focus light-emitting device and manufacturing method thereof |
-
2013
- 2013-08-05 CN CN201320472838.1U patent/CN203421524U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388768A (en) * | 2013-08-05 | 2013-11-13 | 黎伟强 | LED (light emitting diode) focus light-emitting device and manufacturing method thereof |
| CN103388768B (en) * | 2013-08-05 | 2017-02-15 | 黎伟强 | LED (light emitting diode) focus light-emitting device and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20140805 |
|
| EXPY | Termination of patent right or utility model |