CN202065722U - High-power LED (light-emitting diode) pumpkin lamp - Google Patents
High-power LED (light-emitting diode) pumpkin lamp Download PDFInfo
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- CN202065722U CN202065722U CN2011201166858U CN201120116685U CN202065722U CN 202065722 U CN202065722 U CN 202065722U CN 2011201166858 U CN2011201166858 U CN 2011201166858U CN 201120116685 U CN201120116685 U CN 201120116685U CN 202065722 U CN202065722 U CN 202065722U
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Abstract
The utility model relates to a high-power LED (light-emitting diode) pumpkin lamp, which comprises a lamp head and a lamp body arranged on the lamp head. The lamp body comprises a lamp body shell, the lamp body shell is pumpkin-shaped, a power supply fixing plate is arranged in the lamp body, a drive power supply is arranged on the power supply fixing plate, a power input wire penetrates through the power supply fixing plate and is connected with the drive power supply, an aluminum substrate is also arranged in the lamp body shell and is connected with the drive power supply through a power output wire, the input end of the power supply is directly connected with 220V mains power, the output end of the power supply adopts 24V low-voltage direct current and is directly connected with an LED light source, the LED light source is arranged on the aluminum substrate, the part of the lamp body shell under the LED light source is provided with light transmission glass, the LED light source adopts a high-power LED light source, and the back face of the aluminum substrate is also fixedly provided with a plurality of cooling fins so that heat produced by the high-power LED light source during operation can be promptly and effectively dissipated. The high-power LED pumpkin lamp can be applied in landscaping and decorative lighting lamps.
Description
Technical field
The utility model relates to and is used for view and decorative lighting light fixture, relates in particular to high-power, the high brightness LED novel illumination light fixture as lighting source, belongs to technical field of semiconductor illumination.
Background technology
The LED illumination is the new industry of semiconductor and the combination of traditional lighting industry, is to have one of high-tech industry of development prospect most.Semiconductor lighting has distinguishing features such as long-life, energy-conservation, environmental protection, rich color, microminiaturization as new and effective solid light source, to become the leap again after incandescent lamp, fluorescent lamp on the human illumination history, semiconductor lighting is causing the revolution of worldwide lighting source.It also will become the light source of new generation of conventional light source such as alternative conventional incandescent, fluorescent lamp and high-voltage gas discharging light.
LED will develop at lighting field, enters the market segment of special lighting, and strides forward to general lighting market, and key is the grade that its luminous efficiency, luminous flux will be increased to existing lighting source, promptly needs to develop great power LED.Because improving constantly of led chip input power had higher requirement to the encapsulation technology of these power-type LEDs.The power-type LED encapsulation technology mainly should satisfy following 2 requirements: the one, and encapsulating structure will have height and get optical efficiency; It two is that thermal resistance is low as far as possible, with photoelectric properties and the reliability of guaranteed output LED.The used epitaxial material of power-type LED adopts growth technology and the multi-quantum pit structure of MOCVD, though its internal quantum efficiency also need further to improve, the biggest obstacle that obtains high luminous flux be still chip to get optical efficiency low.The design of existing power-type LED has adopted the flip chip bonding new construction to improve the optical efficiency of getting of chip, improves the thermal characteristics of chip, and by increasing chip area, strengthens operating current and improve the photoelectric transformation efficiency of device, thereby obtain higher luminous flux.Except chip, the LED encapsulating products plays a part to form a connecting link in the development of whole industry chain.
Present view and decorative lighting all are to use low power led light source with light fixture, because power is little, outgoing light homogeneity is poor, and the heat dispersion of aluminium base is low, and led light source is fragile, change frequently, have increased cost.
Summary of the invention
The purpose of this utility model just is to overcome above-mentioned deficiency a kind of high-power pumpkin lamp is provided, and has solved difficult problems such as outgoing light homogeneity and heat radiation.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of great power LED pumpkin lamp, comprise lamp holder and the lamp body that is installed on the lamp holder, lamp body comprises the lamp body shell, the shape of lamp body shell is made the pumpkin shape, be provided with the power supply fixed head in the lamp body, the power supply fixed head is provided with driving power, the power supply fixed head is used for fixing driving power, power input line passes the power supply fixed head and is connected with driving power, in the lamp body shell, also be provided with aluminium base, aluminium base is connected with driving power by power supply output line, the end of power supply input directly connects the 220V civil power, and output is the 24V low-voltage DC, directly connects on the led light source, led light source is installed on aluminium base, the following lamp body shell of led light source is provided with transparent glass, and described led light source is a high-power LED light source, utilizes high-power LED light source to substitute conventional light source, the back side at aluminium base is fixed with radiating fin, can distribute timely and effectively to guarantee the heat that high-power LED light source produces at work.
Above-mentioned great power LED pumpkin lamp evenly is provided with 21 high-power LED light sources on aluminium base, 21 high-power LED light sources are evenly arranged on the aluminium base in seven strings three mode also.
Above-mentioned great power LED pumpkin lamp, described transparent glass is the frosted transparent glass, ground glass can effectively suppress the dazzle of led light source.
Above-mentioned great power LED pumpkin lamp, the distance between described led light source and transparent glass is 30cm, this distance can be eliminated dazzle, can guarantee the maximum output of light efficiency again.
Above-mentioned great power LED pumpkin lamp is provided with reflector between aluminium base and lamp body shell, the reflective surface of reflector is towards the led light source setting.
Above-mentioned great power LED pumpkin lamp also is provided with the waterproof plug between power input line and power supply fixed head.
Above-mentioned great power LED pumpkin lamp is provided with high-performance heat-conducting silicone grease layer between aluminium base and radiating fin.
Above-mentioned great power LED pumpkin lamp, described reflector is an annular slab.
Above-mentioned great power LED pumpkin lamp, described reflector is made of a plurality of diameters differences and the annular slab of the ring heart on same straight line.
Adopt technique scheme, the utility model has following advantage: on the basis of traditional view light fixture, utilize high-power LED light source to substitute conventional light source, because power is big and be provided with frosted transparent glass and reflector, makes bright dipping even, radiating fin cooperates with aluminium base and plays good heat-radiation effect, can satisfy the radiating requirements of high-power LED lamp, whole electric power system need not external power supply again in the lamp body enclosure, and is more convenient attractive in appearance.The utility model is used for view and decorative lighting light fixture.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is first kind of structure cutaway view of the utility model.
Fig. 3 is second kind of structure cutaway view of the utility model.
The specific embodiment
As Fig. 1, Fig. 2 and a kind of great power LED pumpkin lamp shown in Figure 3, comprise lamp holder 12 and the lamp body 13 that is installed on the lamp holder, lamp body 13 comprises lamp body shell 6, the shape of lamp body shell 6 is made the pumpkin shape, be provided with power supply fixed head 3 in the lamp body, power supply fixed head 3 is provided with driving power 4, power supply fixed head 3 is used for fixing driving power 4, driving power 4 usefulness screws are fixed on the power supply fixed head, power input line 1 passes power supply fixed head 3 and is connected with driving power 4, between power input line 1 and power supply fixed head 3, also be provided with waterproof plug 2, can protect by many one decks, in the lamp body shell, also be provided with aluminium base 10, aluminium base is connected with driving power 4 by power supply output line 5, the end of power supply input directly connects the 220V civil power, output is the 24V low-voltage DC, directly connect on the led light source 9, led light source 9 is installed on aluminium base, the following lamp body shell of led light source 9 is provided with transparent glass 8, transparent glass 8 is frosted transparent glass, ground glass can effectively suppress the dazzle of led light source, the distance that led light source 9 and transparent glass are 8 is 30cm, this distance can be eliminated dazzle, can guarantee the maximum output of light efficiency again, led light source 9 is high-power LED light sources, 21 high-power LED light sources evenly are set on aluminium base, 21 high-power LED light sources are evenly arranged on the aluminium base in seven strings three mode also, utilize high-power LED light source to substitute conventional light source, what led light source adopted is that rising angle is 120 ° a led light source, the light that each light source sends is perfect to intersect, imperceptible light class and dark space exist in visual range, be fixed with radiating fin 11 at the back side of aluminium base, between aluminium base 10 and radiating fin 11, be provided with high-performance heat-conducting silicone grease layer 14, promptly between aluminium base 10 and radiating fin 11, scribble the high-performance heat-conducting silicone grease, and it is continuous with screw, this radiating fin and aluminium base cooperate heat radiation, to guarantee that the heat that the 60W high-power LED light source produces at work can distribute timely and effectively, between aluminium base 10 and lamp body shell 6, be provided with reflector 7, the reflective surface of reflector 7 is provided with towards led light source 9, reflector 7 in lamp housing inside promptly can oppositely be returned the light on directive both sides, again can the support bracket fastened effect of aluminium base.
As shown in Figure 3, described reflector 7 is annular slabs, and annular slab is a conical ring, and the lower end of annular slab is fixed on the bottom of lamp body shell, and aluminium base is installed on the top of annular slab.
As shown in Figure 2, reflector can also be following structure, reflector 7 is overlapped successively by a plurality of diameters differences and the annular slab of the ring heart on same straight line and constitutes, can one-step die casting in manufacturing process, the lower end of reflector is fixed on the bottom of lamp body shell, and the upper side of annular slab is installed aluminium base.
Lamp body shell of the present utility model can also be arranged to other fruit, cartoon animals or cartoon figure's shape, makes view light fixture miscellaneous.
Claims (9)
1. great power LED pumpkin lamp, comprise lamp holder (12) and be installed in lamp body (13) on the lamp holder, lamp body (13) comprises lamp body shell (6), be provided with power supply fixed head (3) in the lamp body, power supply fixed head (3) is provided with driving power (4), power input line (1) passes power supply fixed head (3) and is connected with driving power (4), in the lamp body shell, also be provided with aluminium base (10), aluminium base is connected with driving power (4) by power supply output line (5), led light source (9) is installed on aluminium base, the following lamp body shell of led light source (9) is provided with transparent glass (8), it is characterized in that: described led light source (9) is a high-power LED light source, is fixed with radiating fin (11) at the back side of aluminium base.
2. according to the described great power LED pumpkin of claim 1 lamp, it is characterized in that: 21 high-power LED light sources evenly are set on aluminium base, and 21 high-power LED light sources are evenly arranged on the aluminium base in seven strings three mode also.
3. according to the described great power LED pumpkin of claim 1 lamp, it is characterized in that: described transparent glass (8) is the frosted transparent glass.
4. according to the described great power LED pumpkin of claim 1 lamp, it is characterized in that: the distance between described led light source and transparent glass is 30cm.
5. according to each described great power LED pumpkin lamp among the claim 1-4, it is characterized in that: be provided with reflector (7) between aluminium base (10) and lamp body shell (6), the reflective surface of reflector (7) is provided with towards led light source (9).
6. according to the described great power LED pumpkin of claim 5 lamp, it is characterized in that: between power input line (1) and power supply fixed head (3), also be provided with waterproof plug (2).
7. according to the described great power LED pumpkin of claim 6 lamp, it is characterized in that: between aluminium base (10) and radiating fin (11), be provided with high-performance heat-conducting silicone grease layer (14).
8. according to the described great power LED pumpkin of claim 7 lamp, it is characterized in that: described reflector (7) is an annular slab.
9. according to the described great power LED pumpkin of claim 7 lamp, it is characterized in that: described reflector (7) is made of a plurality of diameters differences and the annular slab of the ring heart on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201166858U CN202065722U (en) | 2011-04-20 | 2011-04-20 | High-power LED (light-emitting diode) pumpkin lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201166858U CN202065722U (en) | 2011-04-20 | 2011-04-20 | High-power LED (light-emitting diode) pumpkin lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202065722U true CN202065722U (en) | 2011-12-07 |
Family
ID=45059584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201166858U Expired - Fee Related CN202065722U (en) | 2011-04-20 | 2011-04-20 | High-power LED (light-emitting diode) pumpkin lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202065722U (en) |
-
2011
- 2011-04-20 CN CN2011201166858U patent/CN202065722U/en not_active Expired - Fee Related
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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: 20111207 Termination date: 20150420 |
|
| EXPY | Termination of patent right or utility model |