CN201129630Y

CN201129630Y - LED light fitting

Info

Publication number: CN201129630Y
Application number: CNU200720193600XU
Authority: CN
Inventors: 黄金鹿; 王龙根; 黄平; 管忠; 孙士圣
Original assignee: KUNSHAN TAIDELONG MACHINERY CO Ltd
Current assignee: KUNSHAN TAIDELONG MACHINERY CO Ltd
Priority date: 2007-11-15
Filing date: 2007-11-15
Publication date: 2008-10-08
Anticipated expiration: 2017-11-15

Abstract

The utility model discloses a LED lamp, which comprises an upper shell, a lower shell, a power switch controller and a LED lighting chip, wherein the open faces of the upper and lower shells are fit with each other, one end of the upper shell is pivoted with one end of the lower shell, while the left ends are fixed together via a fixing clamp, the controller is provided in the lower shell, whose input is connected with commercial power and output is connected with the power end of the LED lighting chip, the chip is provided in the upper shell, the outer surface of the upper shell is at least provided with ten cooling fins, the outer surface of the lower shell is provided with a hole at center, an aluminum reflection cover is provided above the hole, a glass lens is provided under the ellipse hole to seal the hole, the light of the LED lighting chip is in the cover, another end of the lower shell is provided with a fixer for fixing a lamp post. Compared with prior art, the LED lamp can save 75% energy or more at same brightness and resolve the cooling problem of high-power LED lamp.

Description

The LED light fixture

Technical field

The utility model relates to a kind of energy-saving lamp, especially a kind of novel energy-saving environment-friendly light fixture that utilizes solid luminescence diode (LED) as light emitting source.

Background technology

Traditional road illuminating lamp that is used for is to utilize fluorescent lamp, Metal halogen lamp, high-pressure mercury lamp to be used as light emitting source to be installed in and to realize the street lighting function in the light fixture.But the relative energy consumption of these conventional road lamps is higher, and the incompatible at present mankind press for the problem of the energy crisis of solution, and therefore, some scientific research personnel have designed some and utilize light emitting diode (LED) to be used as the light fixture of light illumination both at home and abroad.But these light fixtures can not be made high brightness and powerful because the heat dissipation problem of light emitting diode is not resolved, and have influenced the application of light emitting diode as light source lamp again.

Summary of the invention

In order to overcome above-mentioned defective, the utility model provides a kind of LED light fixture, this LED fitting structure is simple, energy-saving effect obviously, good heat dissipation effect, brightness can meet or exceed conventional lamp.

The utility model for the technical scheme that solves its technical problem and adopt is: a kind of LED light fixture, comprise the light fixture upper casing, the light fixture lower casing, power conversion controller and LED luminescence chip, the opening surface of light fixture upper casing and light fixture lower casing coincide mutually, light fixture upper casing and light fixture lower casing one end articulate, the other end by fixing snap fit together, form a whole light fixture, the power conversion controller is installed in light fixture lower casing inside, the input of power conversion controller connects civil power, output connects LED luminescence chip power end, the LED luminescence chip is installed in the inside of light fixture upper casing, light fixture upper casing outer surface is provided with ten above fin at least, be provided with the hole in the middle of the light fixture lower casing outer surface, be provided with the aluminium reflection shield above the hole, be provided with glass lens below the oval hole, glass lens sealing hole, LED luminescence chip light is in the aluminium reflection shield, and the light fixture lower casing other end is provided with the fixator that is fixedly installed in lamp stand.

Further technical scheme of the present utility model is:

The mid portion outer surface of described light fixture upper casing is provided with a plurality of fin, distance between adjacent fin is 1-3 centimetre, the height of fin is 5-8 centimetre, the light fixture upper casing inside of fin correspondence is provided with the boss of a rectangle, the LED luminescence chip is located on the boss, the thickness of fin is the 1-3 millimeter, and fin is the low convex of circular arc type or middle high both sides.

The oval hole sealing of the bottom of aluminium reflection shield and the periphery of glass lens and light fixture lower casing is joined, and forms the light-source chamber of a sealing.

Light fixture upper casing and light fixture lower casing opening surface were tightly connected to fashionable being.

Be provided with an aluminium base heat-conducting substrate in the light fixture upper casing, the plurality of LEDs luminescence chip is integrated to be encapsulated on the aluminium base heat-conducting substrate, and heat-conducting substrate has four screw holes for four jiaos, is convenient to fixed installation.

Outside next week at the aluminium reflection shield is provided with four screw holes, is used for the limit, oval hole that reflection shield is fixedly mounted on down the light fixture shell.

Described fixedly buckle is set to two, buckle is set to card and buckles two parts, on the light fixture upper casing card is installed, be set to buckle on the light fixture lower casing, block for flexible stainless steel material making, when the light fixture upper and lower shell merges, card just places the groove of button, fixing light fixture upper and lower shell, in the time will opening the light fixture upper and lower shell, the card distortion that stainless steel material is made is opened light fixture with the groove disengagement of buckle.

Described fixator mainly is made up of two semicircular arc fixed heads, and two semicircular arc fixed heads are formed installing hole, regulate the installing hole aperture by screw, and the installation light fixture arm on the lamp stand places described installing hole, thereby obtains fastening.

Hole in the middle of the described light fixture lower casing outer surface is oval hole.

The beneficial effects of the utility model are: simple in structure, the good illumination effect of this example, and the colour rendering height of light, using electricity wisely is not used traditional light source especially, has reduced environmental pollution.Economize on electricity more than 75% than conventional light source, solved the high-power LED light source lamp tool simultaneously and can not accomplish the technical barrier of the above lighting of hectowatt grade because of heat dissipation technology passes a test, start the beginning in the street lighting for high-power LED light source is applied to, in the energy-saving and emission-reduction and the Green Lighting Project project implementation from now on, can obtain tangible economic benefit and social benefit especially.

Description of drawings:

Fig. 1 is a schematic diagram of the present utility model;

Fig. 2 is a light fixture lower casing schematic diagram of the present utility model;

Fig. 3 is a light fixture upper casing schematic diagram of the present utility model.

The specific embodiment:

Embodiment: a kind of LED light fixture, comprise light fixture upper casing 1, light fixture lower casing 2, power conversion controller 10 and LED luminescence chip 6, the opening surface of light fixture upper casing 1 and light fixture lower casing 2 coincide mutually, light fixture upper casing 1 and light fixture lower casing 2 one ends articulate, the other end is fixed together by fixing buckle 7, form a whole light fixture, power conversion controller 10 is installed in light fixture lower casing inside, the input of power conversion controller connects civil power, output connects LED luminescence chip power end, the LED luminescence chip is installed in the inside of light fixture upper casing 1, light fixture upper casing 1 outer surface is provided with 10 above fin 5 at least, be provided with the hole in the middle of light fixture lower casing 2 outer surfaces, be provided with aluminium reflection shield 4 above the hole, be provided with glass lens 3 below the oval hole, glass lens 3 sealing holes, LED luminescence chip 6 light are in the aluminium reflection shield 4, and light fixture lower casing 2 other ends are provided with the fixator 8 that is fixedly installed in lamp stand.

The mid portion outer surface of described light fixture upper casing 1 is provided with a plurality of fin 5, distance between adjacent fin is 1-3 centimetre, the height of fin is 5-8 centimetre, the light fixture upper casing inside of fin 5 correspondences is provided with the boss 15 of a rectangle, the LED luminescence chip is located on the boss 15, the thickness of fin 5 is the 1-3 millimeter, and fin 5 is the low convex of circular arc type or middle high both sides.

The oval hole sealing of the bottom of aluminium reflection shield 4 and the periphery of glass lens and light fixture lower casing 2 is joined, and forms the light-source chamber of a sealing.

Light fixture upper casing 1 and light fixture lower casing 2 opening surfaces were tightly connected to fashionable being.

Be provided with an aluminium base heat-conducting substrate in the light fixture upper casing 1, the plurality of LEDs luminescence chip is integrated to be encapsulated on the aluminium base heat-conducting substrate, and heat-conducting substrate has four screw holes for four jiaos, is convenient to fixed installation.

Outside next week at the aluminium reflection shield is provided with four screw holes, is used for the limit, oval hole that reflection shield 4 is fixedly mounted on down light fixture shell 2.

Described fixedly buckle 7 is set to two, buckle 7 is set to card and buckles two parts, on the light fixture upper casing card is installed, be set to buckle on the light fixture lower casing, block for flexible stainless steel material making, when the light fixture upper and lower shell merges, card just places the groove of button, fixing light fixture upper and lower shell, in the time will opening the light fixture upper and lower shell, the card distortion that stainless steel material is made is opened light fixture with the groove disengagement of buckle.

Described fixator 8 mainly is made up of two semicircular arc fixed heads, and two semicircular arc fixed heads are formed installing hole, regulate the installing hole aperture by screw, and the installation light fixture arm on the lamp stand places described installing hole, thereby obtains fastening.

Hole in the middle of described light fixture lower casing 2 outer surfaces is oval hole.

In this example: supply convertor is made of interchange and DC transfer circuit, LED constant-current control circuit and short-circuit protection circuit.For those skilled in the art know technology, this example no longer describes in detail.

The course of work of the present utility model and principle are as follows:

The solid semiconductor diode (LED) is luminous to be present the most energy-conservation most advanced light source, but it be operated under the dc constant voltage constant current and led lighting wafer luminous efficiency in 0 ℃ of-80 ℃ of scope the highest, it is the most reliable to work, the optical attenuation minimum, will satisfy two conditions in the utility model high-power LED light source lamp tool: one provides to constant voltage of LED luminescence chip for this reason, constant-current supply, one is to guarantee diode (LED) luminescence chip because the heat that internal resistance produces can in time conduct out and dissipate, and makes the semiconductor diode chip operation in the temperature range of regulation.For this reason, no matter the utility model is that the user provides electric main or direct current can both pass through the power conversion controller, the dc constant voltage constant-current supply of user's power conversion for led lighting chip use in suitable the utility model light fixture, simultaneously, constant voltage constant current power after the conversion is flowed through heat that the led lighting chip produces by the thermal conductivity aluminum matrix plate on the led lighting chip, conduction is come out, be transferred on the light fixture upper casing, loose in atmosphere by the special fin that is provided with of light fixture upper casing, guaranteed that diode (LED) luminescence chip is operated under the suitable temperature environment;

The light that sends after the energising of diode (LED) luminescence chip in the utility model has carried out the secondary light-distribution reflection by the aluminium reflection shield, shines out by glass lens, has realized illumination functions.

Claims

1. LED light fixture, it is characterized in that: comprise the light fixture upper casing, the light fixture lower casing, power conversion controller and LED luminescence chip, the opening surface of light fixture upper casing and light fixture lower casing coincide mutually, light fixture upper casing and light fixture lower casing one end articulate, the other end by fixing snap fit together, the power conversion controller is installed in light fixture lower casing inside, the input of power conversion controller connects civil power, output connects LED luminescence chip power end, the LED luminescence chip is installed in the inside of light fixture upper casing, light fixture upper casing outer surface is provided with ten above fin at least, be provided with the hole in the middle of the light fixture lower casing outer surface, be provided with the aluminium reflection shield above the hole, be provided with glass lens below the oval hole, glass lens sealing hole, LED luminescence chip light is in the aluminium reflection shield, and the light fixture lower casing other end is provided with the fixator that is fixedly installed in lamp stand.

2. LED light fixture according to claim 1, it is characterized in that: the mid portion outer surface of described light fixture upper casing is provided with a plurality of fin, distance between adjacent fin is 1-3 centimetre, the height of fin is 5-8 centimetre, the light fixture upper casing inside of fin correspondence is provided with the boss of a rectangle, the LED luminescence chip is located on the boss, and the thickness of fin is the 1-3 millimeter, and fin is the low convex of circular arc type or middle high both sides.

3. LED light fixture according to claim 1 is characterized in that: the oval hole sealing of the bottom of aluminium reflection shield and the periphery of glass lens and light fixture lower casing is joined.

4. LED light fixture according to claim 1 is characterized in that: light fixture upper casing and light fixture lower casing opening surface were tightly connected to fashionable being.

5. LED light fixture according to claim 1 is characterized in that: be provided with an aluminium base heat-conducting substrate in the light fixture upper casing, the plurality of LEDs luminescence chip is integrated to be encapsulated on the aluminium base heat-conducting substrate, and heat-conducting substrate has four screw holes for four jiaos.

6. LED light fixture according to claim 1 is characterized in that: outside next week at the aluminium reflection shield is provided with four screw holes.

7. LED light fixture according to claim 1 is characterized in that: described fixedly buckle is set to two, and buckle is set to card and buckles two parts, on the light fixture upper casing card is installed, and is set to buckle on the light fixture lower casing.

8. LED light fixture according to claim 1 is characterized in that: described fixator is made up of two semicircular arc fixed heads, and two semicircular arc fixed heads are formed installing hole.

9. according to described LED light fixture one of in the claim 1 to 8, it is characterized in that: the hole in the middle of the described light fixture lower casing outer surface is oval hole.