CN201259141Y

CN201259141Y - LED mobile colorful decorative lighting lamp

Info

Publication number: CN201259141Y
Application number: CNU2008200084416U
Authority: CN
Inventors: 张广涵
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-03-14
Filing date: 2008-03-14
Publication date: 2009-06-17
Anticipated expiration: 2018-03-14

Abstract

The utility model discloses a dynamic color-varying LED decorative illuminator with a plurality of lamps (hereafter referred to as ''LED dynamic colored lamp'' for short). The LED dynamic colored lamp consists of two to forty lamps and does not need to be arranged in a lamp fixture, which can be arranged in an ordinary lamp as a worn part of the ordinary lamp. When the LED dynamic colored lamp is installed, the structure and the circuit of the prior lamp fixture are not changed. Each LED dynamic colored lamp consists of a power supply circuit (2), a constant current drive circuit (3), an LED lamp circuit (4), an output gate circuit (5), a single chip circuit (6), a cycle measurement circuit (7) and numbers or identifiers indicating the installation site sequence. Each LED dynamic colored lamp is connected with the same grid wire, and shares one power switch (1); the LED dynamic colored lamp adopts high-power LEDs with cooling fins as illuminants, and is provided with an output gate circuit which is controlled by the single chip circuit and is used for selectively lightening the high-power LEDs driven by the constant current drive circuit. The cooling fins are designed so that not only the axial luminous intensity of the high-power LEDs are parallel with or vertical to the central axis of the lamp, but also an included angle ranging from 0 to 360 degrees is formed between the axial luminous intensity of the high-power LEDs and the central axis of the lamp according to the requirements for the luminance range of the lampshade in the lamp fixture and the visual angle of the emitted light of LEDs.

Description

A kind of LED moves color decorative illumination lamp

1: technical field

The utility model relates to a kind of indoor or outdoors that is applicable to, the LED decorative illumination lamp that the many lamps dynamic color that adopts the great power LED light emitting diode to make light source changes (hereinafter to be referred as the moving color lamp of LED).Its usage is similar to common energy-saving lamp, can not be loaded in the ordinary lamp and lantern and use, the rapid wear accessory that also can be used as light fixture is loaded in the ordinary lamp and lantern, need not wiring, need not to change fitting structure and circuit, it adopts a plurality of lamps to use, and wherein each lamp all moves different programs, in order to realize comparatively complicated light decorative effect.

2: background technology

Existing employing great power LED light emitting diode is made the LED Lamp cup of light source etc., and each Lamp cup all is to send white light or monochromatic light, coordinates various dynamic light decorative effect if wish to realize a plurality of lamps, cartridge controller and wiring in addition in addition.And high-powered LED lamp on the existing market, its constant-current drive circuit is directly to drive the great power LED light emitting diode, its fin all is along parallel installation in lamp axis or vertical the installation.When therefore using, can only provide illumination or simple color effect as the ordinary lamp and lantern accessory.Also there is not a kind of great power LED light emitting diode that adopts to make light source in the market, as the moving color lamp of the LED of ordinary lamp and lantern rapid wear accessory.

3: summary of the invention

The utility model can be formed use by moving color lamp such as 2 to 40 LED that do not wait.Wherein the moving color lamp working procedure of each LED is all different, all be to write according to overall light decorative effect, it is to realize light decorative effect by the switching sequence of different LED light emitting diodes, setting power sequential, its setting power size is to be driven by the pulse-width signal that single-chip microcomputer produces different duty, its each lamp is to adopt power network ondomete value as time reference, therefore do not have the action consistency cumulative errors, can keep long-time well synchronous.Each ornament lamp all has the sign that shows the installation site order.Existing outdoor and indoor landscaping light and household lamp decoration all adopt white light source, color cap by light fixture itself reaches light decorative effect, because by the lampshade colour filter, optical efficiency utmost point low optical loss is very big, also to additionally connect up and nonshared control unit is installed, not only energy consumption this height of great achievement but also use are inconvenient, the utility model adopts LED to make light source and directly sends colourama and adopt the power network cycle to make the method for each lamp time reference and ready-made program, make each lamp like clockwork by overall light decorative effect operation, thereby having solved the problems referred to above makes the moving color lamp of LED can be widely used in outdoor and indoor landscaping light decorations and household lamp decoration, the utility model main feature is that great power LED light emitting diode (more than the 1W) is applied to the moving color lamp of LED, is provided with the output gating circuit in the moving color lamp of LED; It is even that lamp decoration requires brightness simultaneously, if the LED light emitting diode is level or vertical the installation only, will be because of the radiative highly directive of LED, can cause the inhomogeneous of brightness, here take a plurality of LED light emitting diodes and make the installation of its fin, be not limited to and make the axial light intensity of great power LED light emitting diode and lamp axis become parallel or vertical installation, but make the axial light intensity of great power LED light emitting diode become 0-360 ° of angle installation with the lamp axis with the radiative visual angle of LED (half-power angle) according to requirement to the topped scope in clear zone of the lampshade in the light fixture.

Because the light source of LED is to different directions, radiate its luminous flux with varying strength and have very strong directive property, the axial light intensity maximum of LED, when off-axis to different solid angles, light intensity also changes thereupon.Therefore, if the fin of LED light emitting diode is installed along the level perpendicular to the lamp axis, when the lampshade length of light fixture shorter, comprise lamp socket in the lampshade again, and the radiative visual angle of LED hour, then formed clear zone in lampshade, sectored light district of LED emission is limited in scope, and the residing plane of LED luminous point is the dark space through lamp socket at the bottom of lampshade.Because light decorative effect is to express by the lampshade clear zone, will influence light decorative effect; Equally, when a plurality of fin edge is parallel to the vertical installation of lamp axis, if the radiative visual angle of LED is less, then the sectored light district of LED emission will form conical dark space in the lampshade top center, also will influence light decorative effect.In order to make the clear zone in the even branch in desired zone, its LED setting angle size and branch must make all LED visual angle stacks can reach the requirement of the topped scope in lampshade clear zone.Therefore, compared with prior art under equal-wattage, prior art need only be used a LED lamp but brightness irregularities for it, and present technique is divided into many smaller power LED lamps, illuminate zones of different respectively, realize satisfying the topped uniform requirement in clear zone after the stack of LED visual angle.

The output gating circuit is to be used for select connecting that road or that a few paths of LEDs light emitting diodes, is used to realize the overall light decorative effect when the moving color lamp of a plurality of LED uses, and this circuit is controlled by single chip circuit.Existing many lamps lamp decoration technology wherein single chip circuit is arranged in the nonshared control unit of other installation with the output gating circuit, and therefore use is very inconvenient, and most of occasions can't be used.Because the utility model has solved when in addition nonshared control unit not being installed stationary problem between each lamp, thereby realize removing nonshared control unit.In the utility model, single chip circuit and output gating circuit directly are loaded on single-chip microcomputer in each lamp according to the requirement to the LED glow color, output LED gating signal.If the color of lighting by the light decorative effect requirement is not the glow color of LED own, then take to light multiple color LED, reach the color requirement with colour mixture.Gating signal is sent by single-chip microcomputer, and through lighting the LED light emitting diode after the driving of output gating circuit.So directly send LED intrinsic colour or polychrome stack colour mixture, just do not have the situation of using dark lampshade filtering color again, move color effect thereby cut down the consumption of energy and reach overall many lamps.

4: description of drawings

Fig. 1 is the block diagram of embodiment circuit structure.

The moving color lamp of LED is formed uses by a plurality of, and the moving color lamp (8) of LED is one of them among Fig. 1, and it is identical with it that all the other LED move the color lamp circuit structure, and they all are connected on the same utility grid inlet wire, and a shared mains supply switch (1).

Fig. 2 is its great power LED and fin installation diagram.

As its fin of example is the 3 face cone bodies that three blocks of triangle heat sinks are formed, so the axial light intensity of great power LED light emitting diode becomes different angles with the lamp axis, and the topped scope in the clear zone of lampshade is an All Ranges except that lamp holder.

5: the specific embodiment

The moving color lamp of present embodiment LED is formed to be loaded in the light fixture by 4 and is used.Power circuit adopts capacitor voltage-dropping power supply, and single chip circuit adopts 89C4051.The moving color lamp of each LED is by power circuit (2), constant-current drive circuit (3), LED circuit for lamp (4), output gating circuit (5), single chip circuit (6), cycle metering circuit (7) be printed on the numeral of installation site order or the lamp holder formation of identifier among Fig. 1.The power circuit (2) and the cycle metering circuit (7) of the moving color lamp of each LED all are connected on the same grid line, a termination electrical network of cycle metering circuit (7), and the other end connects single-chip microcomputer interruptive port or register port; The power supply of constant-current drive circuit (3) is gone into end and can directly be got access to grid, and also can connect the output of power circuit (2); Output gating circuit (5) also can be connected to constant-current drive circuit (3) input or output.Wherein power circuit (2) comprises rectification and voltage conversion circuit, and it is converted to civil power the working power of remaining circuit.LED circuit for lamp (4) is the connecting circuit of a plurality of LED lamps; Cycle metering circuit (7) is the passage of single-chip microcomputer continuous acquisition grid cyclic wave, and it is converted to the accessible signal of single-chip microcomputer with grid cyclic wave, and with single chip circuit (6) grid cyclic wave is carried out identification decision and metering.

LED circuit for lamp (4) is divided into 3 groups, adopts red, green, blue 1W great power LED light emitting diode respectively, and 9 of every looks are distributed in respectively on 3 faces of the 3 face cone bodies of being made up of 3 triangle heat sinks, and each face is installed each 3 of red green blue LED.Every look 9 LED series connection back one end and constant-current drive circuit (3) output join; The other end is connected to the I/O mouth of 89C4051 through output gating circuit (5).The lampshade of the moving color lamp of LED is milky when not being loaded on when using in the ordinary lamp and lantern; When the rapid wear accessory as light fixture is loaded on when using in the ordinary lamp and lantern is transparent or semitransparent look, and adopts the lamppost shape to reduce appearance and size, so that be loaded in the ordinary lamp and lantern.When the moving color lamp of LED was installed, the order of lamp holder position must be consistent with sequence indicia in the lamp holder of being installed.

Claims

The LED decorative illumination lamp that a kind of many lamps dynamic color changes, form use by 2 to 40, wherein the moving color lamp of each LED is by power circuit (2), constant-current drive circuit (3), LED circuit for lamp (4), output gating circuit (5), single chip circuit (6), cycle metering circuit (7) and the numeral or the identifier that are printed on installation site order constitute, the moving color lamp of each LED all is connected on the same grid line, and use same power switch (1), one termination electrical network of cycle metering circuit (7), the other end connects single-chip microcomputer interruptive port or register port, the switching sequence and the setting power sequential of LED light emitting diode in the moving color lamp of each LED, for the moving color lamp of other LED is different, they are synchronous by what grid cyclic wave metering circuit (7) is realized move between the moving color lamp of each LED, it is characterized in that: the moving color lamp of LED is to adopt the great power LED light emitting diode that has fin to make light source, and be provided be subjected to single chip circuit control be used to select to light the output gating circuit that drives great power LED by constant-current drive circuit; And the installation of its fin, be to make the axial light intensity of great power LED light emitting diode become the angle between 0-360 ° to install with the lamp axis.