CN202514125U

CN202514125U - LED daytime running position integrated light

Info

Publication number: CN202514125U
Application number: CN2012200930793U
Authority: CN
Inventors: 鄢波
Original assignee: JIASHAN BORUN ELECTRICAL TECHNOLOGY Co Ltd
Current assignee: JIASHAN BORUN ELECTRICAL TECHNOLOGY Co Ltd
Priority date: 2012-03-10
Filing date: 2012-03-10
Publication date: 2012-10-31
Anticipated expiration: 2022-03-10

Abstract

The utility model discloses an LED daytime running position integrated light, comprising a light body and a control circuit. The light body is an LED light set, and the control circuit comprises an input end, a first diode, an output signal end, a constant voltage constant current control chip, a switch circuit and a filter circuit. The LED daytime running position integrated light is characterized in that the input end comprises a first input power supply and a second input power supply, the anode of the first diode is connected with the first input power supply, and the cathode of the first diode is connected with the No.1 pin of the constant voltage constant current control chip; The No.2 pin of the constant voltage constant current control chip is connected with an output end via the filter circuit, the No.3 pin of the constant voltage constant current control chip is connected with the second input power supply via the switch circuit. The LED daytime running position integrated light obtained by the utility model integrates the functions of a daytime running light and a position light, so that the overall structure is simpler, the cost is saved, the installation is more convenient, and at the same time, by designing a preferable embodiment, the overall circuit design is more reasonable, and the use is safer.

Description

LED day line position integrated lamp

Technical field

The utility model relates to a kind of vehicle signal light fixture, particularly LED day line position integrated lamp.

Background technology

Day portable lighter is a kind of novel signal lamp, is mainly used in the relatively poor situation of driving line-of-sight circumstances, makes signal lamp and finds oneself as soon as possible by other users of road, so be absolutely necessary aspect the use field of automobile; And the position lamp is clearance lamps, show exactly your automobile storage the position, also be absolutely necessary; And at present the LED car light is made the commercial city product of designing oneself to day portable lighter and position lamp is arranged, and generally all is that both are carried out complete independent design, so not only the cost height; And install also trouble, and take up space, resources costs wasted again; Therefore both are effectively combined and use, become the problem of present most critical.

The utility model content

The purpose of the utility model is that a kind of cost, LED day line position integrated lamp easy for installation practiced thrift is provided for the deficiency that solves above-mentioned prior art.

To achieve these goals; The LED day line position integrated lamp that the utility model designed comprises lamp body and control circuit, and said lamp body is a LED lamp group; Said control circuit comprises input, first diode, output signal end, constant pressure and flow control chip, switching circuit and filter circuit; It is characterized in that said input comprises the first input power supply and the second input power supply, the positive pole of first diode connects the first input power supply, and the negative pole of first diode connects 1 pin of constant pressure and flow control chip; 2 pin of constant pressure and flow control chip connect output through filter circuit, and 3 pin of constant pressure and flow control chip connect the second input power supply through switching circuit.

Adopt two input signals through above-mentioned design; And realized the mode switch of circuit with switching circuit, satisfy different output designing requirement, realized with day portable lighter and position lamp function be integrated; Make the structure of integral body simple more, practiced thrift cost, install also more convenient.

Design through preferred version: said filter circuit constitutes the p mode filter by the 5th electric capacity, inductance and second electric capacity; The 5th electric capacity is connected 2 pin of constant pressure and flow control chip with the common port of inductance; Inductance is connected output with the common port of second electric capacity; The common port of the 5th electric capacity and inductance also is provided with second diode, is provided with the 4th electric capacity between the negative pole of the common port of the 5th electric capacity and inductance and first diode, and switching circuit comprises first triode, second triode, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance and resistor group; The base stage of second triode connects 3 pin of constant pressure and flow control chip through the 3rd resistance; The collector electrode of second triode is through 3 pin of the 4th resistance connection constant pressure and flow control chip, and the collector electrode of first triode connects the emitter of second triode, and the collector electrode of second triode also connects resistor group; Be connected with first resistance between the base stage of first triode and the second input power supply; The base stage of first triode also is connected with the RC filter circuit, and said RC filter circuit comprises second resistance parallel with one another and the 3rd electric capacity, and the emitter of first triode is connected with the 6th resistance; Be connected with second voltage-stabiliser tube between the collector electrode of first triode and the emitter; Be connected with the 5th resistance between the negative pole of the collector electrode of first triode and first diode, 1 pin of constant pressure and flow control chip is connected with first voltage-stabiliser tube and first electric capacity that is in parallel, the design through preferred version make the integrated circuit design more reasonable, use safer.

Above-mentioned described resistor group is composed in parallel by the 7th resistance, the 8th resistance and the 9th resistance, also can be substituted by equivalent resistance.

The LED day line position integrated lamp that the utility model obtains; Adopt two input signals through above-mentioned design, and realized the mode switch of circuit satisfying different output designing requirement with switching circuit; Realized with day portable lighter and position lamp function be integrated; Let whole structure simple more, practiced thrift cost, installs also more conveniently, the design through preferred version makes integrated circuit design more reasonable, use safer.

Description of drawings

Fig. 1 is the schematic diagram of the control circuit among the embodiment;

Fig. 2 is the overall structure front view of embodiment;

Fig. 1 is the overall structure vertical view of embodiment;

Fig. 4 is the mounting structure figure of embodiment.

Among the figure: lamp body 1; Control circuit 2; Input 3; Switching circuit 4; Filter circuit 5; The first input power Vcc; The second input power supply Power; The first diode D1; The second diode D2; Output signal end UO; Constant pressure and flow control chip U1; Inductance L; First capacitor C 1; Second capacitor C 2; The 3rd capacitor C 3; The 4th capacitor C 4; The 5th capacitor C 5; The first triode Q1; The second triode Q2; First resistance R 1; Second resistance R 2; The 3rd resistance R 3; The 4th resistance R 4; The 5th resistance R 5; The 6th resistance R 6; The 7th resistance R 7; The 8th resistance R 8; The 9th resistance R 9; RC filter circuit 7; The first voltage-stabiliser tube ZD1; The second voltage-stabiliser tube ZD2; Negative pole end GND; Support 6; Fixture 8.

Embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Embodiment:

Like Fig. 1, Fig. 2, shown in Figure 3; The LED day line position integrated lamp that present embodiment provides; Comprise lamp body 1 and control circuit 2; Lamp body 1 is a LED lamp group, and control circuit 2 comprises input 3, the first diode D1, output signal end UO, constant pressure and flow control chip U1, switching circuit 4 and filter circuit 5, and input comprises the first input power Vcc and the second input power supply Power; The positive pole of the first diode D1 connects the first input power Vcc; The negative pole of the first diode D1 connects 1 pin of constant pressure and flow control chip U1, and 2 pin of constant pressure and flow control chip U1 connect output UO through filter circuit 5, and 3 pin of constant pressure and flow control chip U1 connect the second input power supply Power through switching circuit 4.It is the 18 LEDs modules of Piranha that LED lamp group in the present embodiment is selected name of product for use.

As preferred version: circuit is as shown in Figure 1; Filter circuit 5 constitutes the p mode filter by the 5th capacitor C 5, inductance L and second capacitor C 2; The 5th capacitor C 5 is connected 2 pin of constant pressure and flow control chip U1 with the common port of inductance L; The other end of the 5th capacitor C 5 connects negative pole end GND, and inductance L is connected output UO with the common port of second capacitor C 2, and the other end of second capacitor C 2 connects negative pole end GND; The 5th capacitor C 5 is connected the negative pole of the second diode D2 with the common port of inductance L; The positive pole of the second diode D2 connects negative pole end GND, is connected with the 4th capacitor C 4 between the common port of the 5th capacitor C 5 and inductance L and the negative pole of the first diode D1, and switching circuit 4 comprises the first triode Q1, the second triode Q2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6 and resistor group; Resistor group is made up of the 7th resistance R 7, the 8th resistance R 8 and the 9th resistance R 9; The base stage of the second triode Q2 is through 3 pin of the 3rd resistance R 3 connection constant pressure and flow control chip U1, and the collector electrode of the second triode Q2 is through 3 pin of the 4th resistance R 4 connection constant pressure and flow control chip U1, and the collector electrode of the first triode Q1 connects the emitter of the second triode Q2; The collector electrode of the second triode Q2 connects the 7th resistance R 7, the 8th resistance R 8 and the 9th resistance R 9 that is in parallel; And the other end of the 7th resistance R 7, the 8th resistance R 8 and the 9th resistance R 9 that should parallel connection is connected negative pole end GND, and the base stage that is connected with first resistance R, 1, the first triode Q1 between the base stage of the first triode Q1 and the second input power supply Power also is connected with RC filter circuit 7; RC filter circuit 7 comprises second resistance R 2 parallel with one another and the 3rd capacitor C 3; And second resistance R 2 that should parallel connection and the other end of the 3rd capacitor C 3 are connected negative pole end GND, and the other end that the emitter of the first triode Q1 is connected with the 6th resistance R 6, the six resistance R 6 connects negative pole end GND; Be connected with the second voltage-stabiliser tube ZD2 between the collector electrode of the first triode Q1 and the emitter; Be connected with the 5th resistance R 5 between the negative pole of the collector electrode of the first triode Q1 and the first diode D1, the positive pole that 1 pin of constant pressure and flow control chip U1 is connected with the first voltage-stabiliser tube ZD1 that is in parallel and first capacitor C, 1, the second voltage-stabiliser tube ZD1 connects negative pole end GND; Negative pole connects 1 pin of constant pressure and flow control chip U1; Anodal 1 pin that connects constant pressure and flow control chip U1 of first capacitor C 1, negative pole connects negative pole end GND, and other pins of 1 of constant pressure and flow control chip U1 connect negative pole end GND respectively.

Of Fig. 4, during installation procedure, the lamp bracket both sides are provided with support 6; Through fixture 8 support 6 is fixed on the car, anodal through the first input power Vcc is connected generator, the second input power supply Power link position lamp is anodal; Negative pole end GND connects the automobile storage battery negative pole, has realized when engine is opened, passing through constant pressure and flow control chip U1 driving LED module, and at first the generator signal is sent into the 1 pin input of constant pressure and flow control chip U1 through the first diode D1 signal; 1 pin of constant pressure and flow control chip U1 is provided with first voltage-stabiliser tube and first electric capacity, starts the function of stablizing input voltage and protective circuit, and the effect of the first diode D1 simultaneously can only unidirectionally be imported; Generator is started the effect of protecting, and 2 pin of constant pressure and flow control chip U1 filter AC signal through filter circuit 5, make the signal of output more steady; Can only directly form the loop with negative pole of output end from the output of load LED module, make that 18 LEDs modules are bright from negative pole end GND output; Realize day operating state of portable lighter pattern, when insufficient light, when opening clearance lamps; Make the second input power supply Power connect, switching circuit is opened, the voltage of the second voltage-stabiliser tube stable switch circuit; Because the first triode Q1 conducting changes the collector voltage of the triode Q1 that wins, the variation of signal is arranged to 3 pin of constant pressure and flow control chip U1; Thereby increase the change in voltage between the output, make that 18 LEDs modules are brighter, therefore realize the operating state of position lamp.

At this; The concrete parameter of semiconductor elements such as each resistance, electric capacity, voltage-stabiliser tube, triode and the diode of constant pressure and flow control chip U1 and cooperation thereof; Be that those skilled in the art requires just can realize according to circuit theory diagrams and the lamplight brightness that the utility model provides, so do not describe in detail at this.

Claims

1. LED day line position integrated lamp; Comprise lamp body (1) and control circuit (2); Said lamp body (1) is a LED lamp group; Said control circuit (2) comprises input (3), first diode (D1), output signal end (UO), constant pressure and flow control chip (U1), switching circuit (4) and filter circuit (5); It is characterized in that said input (3) comprises the first input power supply (Vcc) and the second input power supply (Power), the positive pole of first diode (D1) connects the first input power supply (Vcc), and the negative pole of first diode (D1) connects 1 pin of constant pressure and flow control chip (U1); 2 pin of constant pressure and flow control chip (U1) connect output (UO) through filter circuit (5), and 3 pin of constant pressure and flow control chip (U1) connect the second input power supply (Power) through switching circuit (4).

2. LED day line position integrated lamp according to claim 1; It is characterized in that said filter circuit (5) constitutes the p mode filter by the 5th electric capacity (C5), inductance (L) and second electric capacity (C2); The 5th electric capacity (C5) is connected 2 pin of constant pressure and flow control chip (U1) with the common port of inductance (L); Inductance (L) is connected output (UO) with the common port of second electric capacity (C2); The 5th electric capacity (C5) also is provided with second diode (D2) with the common port of inductance (L); Be provided with the 4th electric capacity (C4) between the negative pole of the common port of the 5th electric capacity (C5) and inductance (L) and first diode (D1); Said switching circuit (4) comprises first triode (Q1), second triode (Q2), the 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5), the 6th resistance (R6) and resistor group; The base stage of second triode (Q2) is through 3 pin of the 3rd resistance (R3) connection constant pressure and flow control chip (U1), and the collector electrode of second triode (Q2) is through 3 pin of the 4th resistance (R4) connection constant pressure and flow control chip (U1), and the collector electrode of first triode (Q1) connects the emitter of second triode (Q2); The collector electrode of second triode (Q2) also connects resistor group; Be connected with first resistance (R1) between the base stage of first triode (Q1) and the second input power supply (Power), the base stage of first triode (Q1) also is connected with RC filter circuit (7), and RC filter circuit (7) comprises second resistance (R2) parallel with one another and the 3rd electric capacity (C3); The emitter of said first triode (Q1) is connected with the 6th resistance (R6); Be connected with second voltage-stabiliser tube (ZD2) between the collector electrode of said first triode (Q1) and the emitter, be connected with the 5th resistance (R5) between the negative pole of the collector electrode of said first triode (Q1) and first diode (D1), 1 pin of said constant pressure and flow control chip (U1) is connected with first voltage-stabiliser tube (ZD1) and first electric capacity (C1) that is in parallel.

3. LED day line position integrated lamp according to claim 2 is characterized in that said resistor group is composed in parallel by the 7th resistance (R7), the 8th resistance (R8) and the 9th resistance (R9).