CN205746379U

CN205746379U - A kind of specular removal adaptive LED flat lamp

Info

Publication number: CN205746379U
Application number: CN201620682257.4U
Authority: CN
Inventors: 鲍军民
Original assignee: Zhejiang Business College
Current assignee: Zhejiang Business College
Priority date: 2016-06-24
Filing date: 2016-06-24
Publication date: 2016-11-30
Anticipated expiration: 2026-06-24

Abstract

The utility model discloses a kind of specular removal adaptive LED flat lamp, mainly include chassis, lampshade and circuit of light sources, the profile on lampshade and chassis is rectangle, and the circuit of light sources being made up of AC/DC modular converter, driver, control module, LED strip is fixed on the inside bottom surface on chassis.Control module receives the signal input of color sensor, illuminance transducer and pyroelectric infrared sensor, and Self Adaptive Control driver supplies to the electric current of LED strip.This utility model can according to ambient light normal complexion power regulation LED strip in red, green, blue, four kinds of color LED lamp bead of succinum go out light, thus build a large-scale photochromic changing environment, the impression of user's luminous environment is promoted outside general lighting, automatically can also turn on light when night detects human body information, convenient and safety.

Description

A kind of specular removal adaptive LED flat lamp

Technical field

This utility model relates to a kind of lighting, in particulars relate to a kind of specular removal adaptive LED flat lamp.

Background technology

LED have light efficiency high, without features such as hydrargyrum, easy to control, stable, life-span length, be a new generation's light source, illuminate in future and answer Wide prospect is had in.LED is already used to be fabricated to the light fixtures such as shot-light, bulb lamp, Down lamp, is applied to the most again plane In light source and flat lamp.But the many employings of flat lamp single color temperature light sources such as color of sunshine or white in the market, and LED light source Then being made up of the lamp bar of some linearities, this structure is only to instead of classic flat-plate lamp source with LED, the most fully sends out Wave the advantage of the controllability of LED.

Utility model content

This utility model purpose is to provide a kind of specular removal adaptive LED flat lamp, on the one hand uses and lamp body seat Contour approximation parallel LED lamp bead distribution improve LED heat radiation, improve LED go out light stability, the most prior It is, by using color sensor and pyroelectric infrared sensor that environment and human body are carried out perception, thus changes adaptively Become LED strip and go out brightness and the color of light, it is achieved that the illumination of intelligence, improve the use value of LED flat lamp.

The technical solution of the utility model is:

A kind of specular removal adaptive LED flat lamp, including chassis, lampshade and circuit of light sources, circuit of light sources is fixed on chassis Inside bottom surface, it is characterised in that the profile on described lampshade and chassis is rectangle, and described circuit of light sources includes AC/DC modulus of conversion Block, driver, control module, LED strip, and color sensor, illuminance transducer and pyroelectric infrared sensor, described control Module receives the signal input of color sensor, illuminance transducer and pyroelectric infrared sensor, and controls driver to LED strip Electric current supply.

Described a kind of specular removal adaptive LED flat lamp, it is characterised in that described LED strip is red, green, blue, succinum four Plant the four color LED strip that color LED composes in parallel.

Described a kind of specular removal adaptive LED flat lamp, it is characterised in that described color sensor uses TCS230 to pass Sensor.

Described a kind of specular removal adaptive LED flat lamp, it is characterised in that described driver is tunable optical driver.

Described a kind of specular removal adaptive LED flat lamp, it is characterised in that described lampshade includes that aluminum frame and acrylic are saturating Tabula rasa, described color sensor is installed on the lateral surface of aluminum frame, and has a turnable base, described illuminance transducer bottom it With the outer bottom that pyroelectric infrared sensor is each attached to aluminum frame.

Described a kind of specular removal adaptive LED flat lamp, it is characterised in that described LED strip is made up of three string LED particle, Three string LED particle the most rounded rectangular arranged on chassis, and press the approximately equalised distribution of spacer area each other.

Operation principle of the present utility model is:

LED, as new type light source, replaces the paces of conventional light source to accelerate.Flat lamp in LED lamp, family, Hotel and some public arena consumptions are the biggest.As a example by domestic, for kitchen or these regions, washroom, use solid color Light source be sufficient for needs, but in parlor, room, the region such as porch based on leisure or rest function, if energy There is provided conversion color and the illumination of colour temperature by flat lamp, the susceptibility of user will be greatly promoted.And the one of LED unique Advantage its controllability just, LED can combine and be equipped with dimmer by different lamp bead and send the colorful color that changes irregularly, simultaneously The great advantage of this relatively conventional light source of its energy saving can't be sacrificed.

Colorful light to be combined regulation luminous environment, most basic method is to be combined by i.e. RGB three Essential colour of RGB.For The raising variable color gamut wideness dissolved, this utility model in addition to basic RGB i.e. redgreenblue, also adds in LED strip Added the most amber LED lamp bead of A, this make the shape of colour gamut more like rectangle, and non-triangular.

In LED flat lamp, LED strip is gone out light change and is changed by Light modulating type driver and realize to the electric current supply of LED strip. The working power of driver is from AC/DC modular converter, and dimming control signal is then obtained from control module by four inputs Take, the most corresponding red, green, blue of the signal of described four inputs, the driving electric current power of four kinds of color LED strip of succinum.Drive The circuit output of Qi You tetra-road, drives red, green, blue, four kinds of color LED strip of succinum respectively, and divides according to four road dimming control signals Do not regulate the PWM ripple dutycycle of four tunnel output electric currents.

Owing to LED light source is with graininess chip as ultimate unit, and the area of flat lamp is relatively large much, to this end, With acrylic light-passing board, LED particle shape light source is carried out astigmatism.So that the uniform in light emission of whole flat lamp, due to this practicality Novel lampshade and and the profile on chassis be rectangle, therefore whole LED are divided into three strings, often string LED lamp bead is divided equally on chassis The most rounded rectangular arranged, and often go here and there LED and formed by the arrangement of 2～8 sections of LED lamp bar all in accordance with the size of whole flat lamp.

LED is divided into three strings, improves photodistributed uniformity, also, it helps the heat radiation of LED.Due to LED operation Time have substantial amounts of heat to need to emit, and the peripheral radiating condition on chassis is better than center；Therefore, common LED flat board it is different from Simply being equally spaced of lamp, it is equal, i.e. that this utility model makes three string LED space between area approximation when arranging LED Incrementally increase to inner ring LED strip, its spacing from outer ring LED strip.Described three string LED can be by same driver drives, it is possible to One independent driver of employing it is distributed to increase driver number.

The chassis of this utility model LED flat lamp is symmetrical a few font, with the perfect heat-dissipatings such as aluminum and the metal material of lightweight Material is made.The reflective sheeting of a floor height reflecting rate is posted, to improve the light extraction efficiency of whole lamp inside undersurface of bottom disc.Turned by AC/DC Die change block, driver, control module, LED strip, and the circuit of light sources of color sensor and pyroelectric infrared sensor composition is each Parts are fixed on chassis by heat conductive silica gel and screw.Lampshade is then made up of aluminum frame and acrylic light-passing board, and aluminum frame rises fixing And supporting role, its edge rotates profile by four can clasp outer perimeter section prominent on chassis, thus realizes whole flat board The assembling of lamp.

The when of waiting insufficient light at night, this utility model can automatically be lighted LED and provide when human body information being detected Illumination.When control module identify the ambient light illumination collected by illuminance transducer below a threshold value time, released by heat Electricity infrared sensor has detected whether that human body occurs, if be detected that human body information, then lights LED strip by driver, it is provided that Illumination.This automatic illuminating overcomes user and gropes the difficulty of switch night, improves walking safety the most simultaneously.

User is when the ground such as parlor or room viewing TV, and this utility model can gather TV by color sensor and draw Face go out light color and bright secretly, such that it is able to by control module by driver regulate red, green, blue, four kinds of color LED strip of succinum Electric current so that this utility model LED flat lamp goes out light color and bright dark approximates with TV image.This adaptive light modulation energy Provide the user with a large-scale photochromic changing environment, make user obtain the impression in its border of body spirit to a certain extent.By face Colour sensor is installed on the lateral surface of aluminum frame, the accuracy of motility and color acquisition in order to improve installation, sets bottom it There is a turnable base, during so that install this utility model LED flat lamp, color sensor can be directed at TV and draw Face.

User uses for convenience, draws several selection and switch in control module, by stirring selection switch, Ke Yiqi With/disabling the sensing of control module and adaptation function, after disabling, this utility model LED flat lamp can be as ordinary flat lamp Use.

The utility model has the advantages that:

1, this utility model can gather color and the brightness of ambient light, and self adaptation output is close photochromic and provides the user with one Individual large-scale photochromic changing environment；

2, this utility model can be turned on light automatically according to ambient light illumination, convenient and safety.

3, the distribution of this utility model LED particle and lampshade outline, uniform in light emission and more preferably dispelling the heat.

Accompanying drawing explanation

Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:

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

Fig. 2 is the structural representation of this utility model circuit of light sources；

Fig. 3 is this utility model LED strip distribution schematic diagram.

Detailed description of the invention

As depicted in figs. 1 and 2, this utility model one specular removal adaptive LED flat lamp, including chassis 1, lampshade 2 and Circuit of light sources, the profile on lampshade 2 and chassis 1 is rectangle.Wherein, circuit of light sources is fixed on the inside bottom surface on chassis 1, and lampshade 2 wraps Include aluminum frame 21 and acrylic light-passing board.

Circuit of light sources includes AC/DC modular converter 31, driver 33, control module 32, four color LED strip 34, and color Sensor 35, illuminance transducer 37 and pyroelectric infrared sensor 36, described control module 32 receives color sensor 35, illumination The signal input of sensor 37 and pyroelectric infrared sensor 36, and control the driver 33 electric current supply to four color LED strip 34. Wherein, four color LED strip 34 are the four color LED strip that red, green, blue, four kinds of colors LED of succinum compose in parallel, and color sensor uses TCS230 sensor, and driver is tunable optical driver, and by the PWM ripple duty of regulation R/G/B/A tetra-tunnel output electric current Than realizing light modulation.

Color sensor 36 is installed on the lateral surface of aluminum frame 21, and has a turnable base, illuminance transducer bottom it 37 and pyroelectric infrared sensor 36 be each attached to the outer bottom of aluminum frame 21.

As it is shown on figure 3, LED strip is made up of three string LED particle 341,342,343, they are each attached at the bottom of the inner side on chassis 1 Face.Three string LED particle 341,342,343 the most rounded rectangular arranged on chassis, and it is near to press spacer area each other The distribution of patibhaga-nimitta etc..Often each LED particle in string LED contains a red, green, blue, amber LED lamp bead respectively.

The foregoing is only preferred embodiment of the present utility model, the detailed description to this LED flat lamp is illustrative Rather than determinate, therefore without departing from changing and modifications under this utility model general plotting, this utility model should be belonged to Protection domain.

Claims

1. a specular removal adaptive LED flat lamp, including chassis, lampshade and circuit of light sources, circuit of light sources is fixed on chassis Inside bottom surface, it is characterised in that the profile on described lampshade and chassis is rectangle, described circuit of light sources include AC/DC modular converter, Driver, control module, LED strip, and color sensor, illuminance transducer and pyroelectric infrared sensor, described control mould Block receives the signal input of color sensor, illuminance transducer and pyroelectric infrared sensor, and controls driver to LED strip Electric current supplies.

A kind of specular removal adaptive LED flat lamp the most according to claim 1, it is characterised in that described LED strip be red, The four color LED strip that green, blue, four kinds of colors LED of succinum compose in parallel.

A kind of specular removal adaptive LED flat lamp the most according to claim 1, it is characterised in that described color sensor is adopted Use TCS230 sensor.

A kind of specular removal adaptive LED flat lamp the most according to claim 1, it is characterised in that described driver is adjustable CD-ROM driver.

A kind of specular removal adaptive LED flat lamp the most according to claim 1, it is characterised in that described lampshade includes aluminum frame With acrylic light-passing board, described color sensor is installed on the lateral surface of aluminum frame, and has a turnable base bottom it, described Illuminance transducer and pyroelectric infrared sensor are each attached to the outer bottom of aluminum frame.

A kind of specular removal adaptive LED flat lamp the most according to claim 1, it is characterised in that described LED strip is by three strings LED particle forms, three string LED particle the most rounded rectangular arranged on chassis, and presses spacer area approximation each other Equal distribution.