CN202938102U

CN202938102U - LED (Light Emitting Diode) reflector lamp

Info

Publication number: CN202938102U
Application number: CN201220627429XU
Authority: CN
Inventors: 王海军
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-23
Filing date: 2012-11-23
Publication date: 2013-05-15
Anticipated expiration: 2022-11-23

Abstract

The utility model relates to an LED (Light Emitting Diode) reflector lamp belonging to the technical field of LEDs. The LED reflector lamp comprises a heat dissipating base, a chip base, lenses and chips, wherein a first heat dissipating through hole is formed in the center of a connecting screw rod; a second heat dissipating through hole is formed in the center of the heat dissipating base; a third heat dissipating through hole is formed in the center of the chip base; the first heat dissipating hole, the second heat dissipating hole and the third heat dissipating hole are communicated with one another; the heat dissipating base compacts the lenses, and an elastic gasket is arranged between the heat dissipating base and each lens; the chip is located between the chip base and each lens; a circle of chip grooves is formed in the edge of the lower end of each lens, and chips are contained in the chip grooves; and the upper surfaces of the lenses are reflecting surfaces, the lower surfaces of the lenses are light emergent surface, and the surfaces of the chip grooves are light incident surfaces. The LED reflector lamp is simple, compact and reasonable in structure; and heat dissipation is quick due to the air convection, the illumination range is wide, the illumination is uniform, the brightness is high, and a dazzling phenomenon is avoided.

Description

The LED reflectoscope

Technical field

The utility model relates to a kind of LED reflectoscope, belongs to the LED technical field.

Background technology

The LED light fixture refers to that the light fixture product adopts light emitting diode (LED) technology as main light emitting source.LED is semiconductor light-emitting-diode, it is a kind of solid-state semiconductor element, it utilizes electric current forward to be passed to coupling place of semiconductor P-N knot, after the electronegative electronics separated in semiconductor again and two kinds, the hole of positively charged carrier mutually combine, and the generation photo emissions, between different types of LED can send from the infrared ray to the blue light, and purple light to the light of the different wave length such as between ultraviolet ray.

The light distribution of light emitting diode (LED) is strong in the middle of being, a little less than surrounding, middle luminous intensity accounts for 70% ~ 80% left and right of total luminous intensity, and the luminous intensity of surrounding accounts for total luminous intensity 20% ~ 30% left and right.The light direct projection of LED is out too dazzling, and people's direct-view is too dazzling, can form and dazzle the eyes.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned weak point, thereby a kind of LED reflectoscope is provided, and illumination range is larger, and illumination is more even, and brightness is higher, has avoided dazzling phenomenon.

The technical scheme provided according to the utility model, the LED reflectoscope comprises cooling base, chip base, lens and chip, the chip base center is provided with connecting screw rod, chip base is screwed onto the cooling base lower end by connecting screw rod, lens centre is provided with the installing hole run through, lens are enclosed within on connecting screw rod by installing hole, it is characterized in that: the connecting screw rod center is provided with the first louvre of perforation, the cooling base center is provided with the second louvre of perforation, the chip base center is provided with the 3rd louvre of perforation, and the first louvre, the second louvre are communicated with the 3rd louvre.Cooling base compresses lens, between cooling base and lens, is provided with elastomeric pad.Chip is between chip base and lens.Center edge place, described lens lower end is provided with a circle chip groove, in the chip groove, holds chip.Described lens upper surface is reflecting surface, covers reflectance coating on reflecting surface.The lens lower surface is exiting surface, and the chip rooved face is for advancing the light face.

Further, reflecting surface is free form surface.

Further, advancing the light face is free form surface.

Further, exiting surface is the frosted plane.

Further, the exiting surface surface is provided with label layer.

Further, reflecting surface is provided with a plurality of curved surfaces.

Compared with the prior art the utility model has the following advantages:

The utility model is simple, compact and reasonable for structure; The cross-ventilation rapid heat dissipation, illumination range is larger, and illumination is more even, and brightness is higher, has avoided dazzling phenomenon.

The accompanying drawing explanation

Fig. 1 is the utility model structural representation.

Description of reference numerals: 1-cooling base, 2-chip base, 3-lens, 4-chip, 5-connecting screw rod, 6-installing hole, 7-chip groove, 8-reflecting surface, 9-advance light face, 10-exiting surface.

The specific embodiment

Following the utility model is further described in connection with the embodiment in accompanying drawing:

As shown in Figure 1, the utility model mainly comprises cooling base 1, chip base 2, lens 3 and chip 4.

Chip base 2 centers are provided with connecting screw rod 5, and chip base 2 is screwed onto cooling base 1 lower end by connecting screw rod 5.Described connecting screw rod 5 centers are provided with the first louvre of perforation, cooling base 1 center is provided with the second louvre of perforation, chip base 2 centers are provided with the 3rd louvre of perforation, and the first louvre, the second louvre are communicated with a complete heat dissipation channel of formation with the 3rd louvre.

Lens 3 centers are provided with the installing hole 6 run through, and lens 3 are enclosed within on connecting screw rod 5 by installing hole 6.Cooling base 1 compresses lens 3, between cooling base 1 and lens 3, is provided with elastomeric pad.Chip 4 is between chip base 2 and lens 3.Described lens 3 center edge places, lower end are provided with a circle chip groove 7, hold chip 4 in chip groove 7.

Described lens 3 upper surfaces are reflecting surface 8, and lower surface is exiting surface 10, and chip groove 7 surfaces are for advancing light face 9.Reflecting surface 8 is free form surface with advancing light face 9, and exiting surface 10 is the frosted plane, and the frosted plane is for spreading uniform light.Exiting surface 10 surfaces are provided with label layer, and label layer can be various geometrical patterns, plays beautification function.

Described reflecting surface 8 is provided with a plurality of curved surfaces, and a plurality of curved surfaces are used for spreading uniform light.

Cover reflectance coating on described reflecting surface 8, reflectance coating adopts aluminium or silver or copper or gold copper-base alloy making.Reflectance coating is all reflected the light of injecting.

Described cooling base 1 and chip base 2 adopt aluminium alloy or copper product to make, and play the effect of heat conduction and heat radiation.

The utility model in use, emits beam by chip 4, and the light sent all enters lens 3 by advancing light face 9.The exiting surface of part rays pass through lens 3 lower ends directly penetrates.The reflectance coating of another part rays pass through lens 3 upper surfaces reflexes to the exiting surface bright dipping.By reflectance coating, the light of ejaculation is converged to reflection, make illumination range larger, illumination is more even, and brightness is higher, has avoided dazzling phenomenon.Cooling base 1 and chip base 2 play good thermolysis.

Claims

1. a LED reflectoscope, comprise cooling base (1), chip base (2), lens (3) and chip (4), chip base (2) center is provided with connecting screw rod (5), chip base (2) is screwed onto cooling base (1) lower end by connecting screw rod (5), lens (3) center is provided with the installing hole (6) run through, lens (3) are enclosed within on connecting screw rod (5) by installing hole (6), it is characterized in that: connecting screw rod (5) center is provided with the first louvre of perforation, cooling base (1) center is provided with the second louvre of perforation, chip base (2) center is provided with the 3rd louvre of perforation, the first louvre, the second louvre is communicated with the 3rd louvre, cooling base (1) compresses lens (3), between cooling base (1) and lens (3), is provided with elastomeric pad, chip (4) is positioned between chip base (2) and lens (3), center edge place, described lens (3) lower end is provided with a circle chip groove (7), holds chip (4) in chip groove (7), described lens (3) upper surface is reflecting surface (8), the upper reflectance coating that covers of reflecting surface (8), lens (3) lower surface is exiting surface (10), and chip groove (7) surface is for advancing light face (9).

2. LED reflectoscope as claimed in claim 1, it is characterized in that: described reflecting surface (8) is free form surface.

3. LED reflectoscope as claimed in claim 1 is characterized in that: described to advance light face (9) be free form surface.

4. LED reflectoscope as claimed in claim 1 is characterized in that: described exiting surface (10) is the frosted plane.

5. LED reflectoscope as claimed in claim 1, it is characterized in that: described exiting surface (10) surface is provided with label layer.

6. LED reflectoscope as claimed in claim 1, it is characterized in that: described reflecting surface (8) is provided with a plurality of curved surfaces.