CN2615998Y

CN2615998Y - Flash driving device

Info

Publication number: CN2615998Y
Application number: CN 03226139
Authority: CN
Inventors: 王惠棋
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-05-16
Filing date: 2003-05-16
Publication date: 2004-05-12
Anticipated expiration: 2013-05-16

Abstract

The utility model discloses a flash driving device and substantially solves the problem which exists in present technology and can't provide different voltages towards at least one luminescence component. The utility model is equipped with a cathode referring lead VEE in a controlling integrate circuit, the cathode referring lead VEE is connected with an output controller with a grounding referring lead GND. The power comprises more than two batteries which are in serial connection among them, and lead wires among the batteries are connected with the grounding referring lead GND, the positive ends of the batteries are connected with the positive end of the luminescence components and the positive referring lead VDD of the controlling integrate circuit. Because the power of the flash driving device comprises more than two batteries and the lead wire educing between two batteries is connected with the controlling integrate circuit and can make every luminescence component under different working voltage state and form more metamorphic flash effects.

Description

Flashing derive device

Technical field

The utility model relates to the flash of light article in the article such as placing clothing, footwear, particularly the flashing derive device of these flash of light article.

Background technology

The flash of light article are housed on clothing, footwear, can play decoration function on the one hand, can make motorist or other people notice the people who on clothing, footwear, uses the flash of light article on the other hand, thereby ensure user's personal safety.

Existing flash of light article, use light-emitting diode as stroboscopic light sources mostly, its circuit structure such as Fig. 1, the positive pole of power supply 23 is connected with reference to the pin vdd terminal with the positive pole of control IC 11, negative pole is connected with reference to pin GND end with the ground connection of control IC, between the OSCI of control IC end and OSCO end, be connected with the oscillation resistance 25 that produces oscillator signal, LED 1, LED2, the end of LED3 and the output OUT1 of control IC, OUT2, connections such as OUT3, the other end is connected with the positive pole of power supply, is connected with the elastic switch that can send triggering signal on the TG of control IC pin; Described control IC has two with reference to pin, be respectively ground connection with reference to pin GND, anodal with reference to pin VDD, each is with reference to different electronic components connections in pin and the control IC, for it provides voltage quasi position, its schematic block circuit diagram such as Fig. 2, contain clock oscillator, the input of clock oscillator is connected with switch control unit, clock oscillator is drawn OSCO pin and OSCI pin, switch control unit is drawn the TG pin, the input of switch control unit is connected with flash controller, the input of flash controller is connected with the output of clock oscillator with Clock dividers by the duty cycle signals generator, the output of flash controller is connected with o controller by decoder, o controller is outwards drawn OUT1, OUT2, output ports such as OUT3, clock oscillator is regulated by OSCO and the external oscillation resistance 25 of OSCI pin, after judging the signal that on-off controller sends, produce clock reference, give Clock dividers with the clock reference that produces and reduce frequency, produce duty cycle signals and send flash controller to by the duty cycle signals generator, flash controller is delivered to decoder and on-off controller with signal, decoder is resolved display effect, switch control judges whether flicker finishes, if flicker does not finish, then instruct clock oscillator to continue to produce clock reference, the invalidating signal that the TG pin is sent here, finish as flicker, then wait for the triggering signal of TG pin; Decoder is to the output control circuit output signal, output control circuit is exported flash signal by output port OUT1, OUT2, OUT3 to light-emitting diode, thereby reach the purpose of flash of light, the output voltage of the flashing derive device of this structure at the two ends of each light-emitting diode that is connected is fixed value voltage.

Because the flashing derive device of this structure, voltage to the two ends of each light-emitting diode that is connected can not change, can not provide different voltage at least one light-emitting diode, make its generation sometimes bright sometimes dark, or these bright those dark effects that change that wait, do not give full play to the decoration function of the article that glisten.

Technology contents

The purpose of this utility model is to provide a kind of flashing derive device, can provide different voltage at least one light-emitting component according to the requirement of different user, produces the light and shade variation effect, more gives full play to the decoration function of flash of light article.

Flashing derive device described in the utility model, contain power supply, control IC, light emitting device group and switches set, control IC contains clock oscillator, switch control unit, flash controller, the duty cycle signals generator, Clock dividers, decoder, o controller, the output port that is connected with light emitting device group is arranged on o controller, on control IC, have anodal with reference to pin VDD and ground connection with reference to pin GND, on control IC, also be provided with negative pole with reference to pin VEE, negative pole is connected with o controller with reference to pin GND with ground connection with reference to pin VEE, described power supply is made up of two above batteries, connect between battery and battery, leadedly between battery be connected with reference to pin GND with ground connection, the positive terminal of power supply and the positive pole of light emitting device group, the positive pole of control IC connects with reference to pin VDD, the negative pole end of power supply is connected with reference to pin VEE with the negative pole of control IC, o controller by output port in light emitting device group output flash signal, the negative pole that is connected to the light emitting device group of output port is connected with reference to pin GND with reference to pin VEE or ground connection with negative pole according to setting or selection.

Because flashing derive device described in the utility model, its power supply is made up of two above batteries, and between two batteries, draw lead-in wire and be connected to control IC, negative pole by each light-emitting component of output controller controls in control IC is connected with reference to pin GND with reference to pin VEE or ground connection with negative pole, can make each light-emitting component be in different operating voltage states, send the different or sometimes bright sometimes dark light of light and shade on demand, form more diverse flash effect, and because its lead-in wire is connected with light emitting device group by control IC, the integrated level height, provide condition for producing the less flashing derive device of volume, enlarged the application surface of flasher; Simultaneously, on control IC, increase or external output selection control module, can provide the light and shade flash mode to select.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail:

Fig. 1 is the circuit theory diagrams of prior art;

Fig. 2 is the schematic block circuit diagram of prior art control IC;

Fig. 3 is circuit theory diagrams of the present utility model;

Fig. 4 is the schematic block circuit diagram of the utility model control IC;

Fig. 5 is the circuit theory diagrams of the utility model control IC;

Embodiment

Flashing derive device described in the utility model, as Fig. 3,4, contain power supply 23, control IC 11, light emitting device group 28 and switches set 22, control IC 11 contains clock oscillator, switch control unit, flash controller, the duty cycle signals generator, Clock dividers, decoder, o controller, the output port that is connected with light emitting device group 28 is arranged on o controller, on control IC 11, have anodal with reference to pin VDD ground connection with reference to pin GND, on control IC 11, also be provided with negative pole with reference to pin VEE, negative pole is connected with o controller with reference to pin GND with ground connection with reference to pin VEE, described power supply 23 is by two

batteries

27,29 form, battery 27 is connected with 29 on battery, leadedly between battery be connected with reference to pin GND with ground connection, the positive pole of the positive terminal of power supply 23 and light emitting device group 28, the positive pole of control IC 11 connects with reference to pin VDD, the negative pole end of power supply 23 is connected with reference to pin VEE with the negative pole of control IC, o controller by output port in light emitting device group 28 output flash signals, the negative pole that is connected to the light emitting device group 28 of output port is connected with reference to pin GND with reference to pin VEE or ground connection with negative pole according to setting or selection.When series connected

battery

27,29 when the voltage of control IC output is higher than the rated voltage of control IC 11, between the vdd terminal of the positive pole of power supply 23 and control IC, be connected in series voltage-stabiliser tube 21, the shunt resistance 24 of also can connecting between the positive pole of power supply 23 and negative pole is to guarantee that control IC 11 is in normal operating conditions.

A kind of embodiment such as Fig. 5 of described o controller, on output port OUT1, be connected with by driving tube 128,129, driving tube 128 is connected with reference to pin GND with ground connection, driving tube 129 is connected with reference to pin VEE with negative pole, driving tube 128,129 conducting or by setting by the flash controller of control IC inside, can be set at once effectively touch signal and take place after, driving tube 128 first conductings, this moment, driving tube 129 ended, the voltage of lighting by output port output is the voltage of ground connection with reference to pin GND like this, the light-emitting component that is connected to output port OUT1 is sent out darker light, then behind the interval of setting, driving tube 129 conductings, and driving tube 128 ends, the voltage of lighting by output port output is the voltage of negative pole with reference to pin VEE like this, and the light-emitting component that then is connected to output port OUT1 is sent out bright light; On output port OUT2, be connected with driving tube 130,131, driving tube 130 is connected with reference to pin GND with ground connection, driving tube 131 is connected with reference to pin VEE with negative pole, and driving tube 130,131 are connected with the output selection control respectively, this output selection control receives control signal, difference conducting driving tube 130, by driving tube 131, or by driving tube 130, conducting driving tube 131, make the light-emitting component that is connected with output port OUT2 under the control of output selection control, under different voltage statuss, work, produce the different effect of light and shade, the output port OUT3 principle described in the figure is identical with the principle of output port OUT2.

On the o controller of described control IC, be connected with the output selection control, the level of output selection control by external control pin OPT1 and external control pin OPT2 changes and produces control signal, make by the output port on the o controller of output selection control control and be under the different operating voltages according to control signal, a kind of embodiment is, the output selection control is by external control pin OPT1 and external control pin OPT2 and

selector switch

22a, 22b connects, as Fig. 3, described

selector switch

22a, 22b can be placed on the article that flasher is housed, the user can pass through

selector switch

22a, 22b sends control signal via the output selection control to o controller, make by the output port on the o controller of output selection control control and be under the different operating voltages according to control signal, the light-emitting component of port connection produces the flash mode that light and shade changes therewith, the circuit of described output selection control such as Fig. 5, when the selector switch 22a of external control pin OPT1 connection closure or disconnection, signal processing circuit to the o controller output port OUT2 that is attached thereto is sent signal, make driving tube 130,131 conductings or end reach the purpose that the light and shade of the light-emitting component that control is attached thereto is selected; To pin OPT1 and pin OPT2, can also be used in group's alignment and replace, before dispatching from the factory, promptly set level state by the port of its control.

Certainly, described o controller can be directly be connected with external output selection control by external control pin OPT1 and external control pin OPT2, is controlled the flash mode of light and shade variation by external output selection control.

The level of holding by pin SEL on the flash controller of described control IC 11 changes to be controlled, select the flicker number of times, a kind of embodiment is, pin SEL is connected with flicker selection of times switch, this switch can be placed on the article that flasher is housed, the user can or disconnect the flicker cycle-index that this external flicker selection of times switch is controlled a triggering signal generation by closure, when closing as selecting switch when selecting in addition, flash controller is judged the signal that can send circulation flicker three times behind its signal of sending, when conducting, flash controller is judged the signal that can send circulation flicker five times behind its signal of sending; Same as described above, pin SEL also can replace with group's alignment in manufacture process, promptly sets the flicker pattern before dispatching from the factory, and produces three flicker circulation circulations as a triggering signal.

On the TG of control IC pin, be connected with elastic switch or touch switch 12.

On the basis of above-mentioned embodiment, also can do further variation, as being datum mark with reference to pin VEE with negative pole, change anodal with reference to pin VDD and ground connection annexation with reference to pin GND and light-emitting component, also may realize purpose described in the utility model, and for example described power supply is connected by three batteries, on control IC, be provided with more with reference to pin, between three batteries, draw three lead-in wires, a plurality of driving tubes are set on output port, thereby, produce more light and shade flicker pattern for light-emitting component provides more multivoltage preference pattern.

Described light-emitting component can be a light-emitting diode, also can be incandescent lamp or other light source component.

Described battery can be dry cell, rechargeable battery, solar cell etc.

Can be connected by connector between described light-emitting component and control IC.

The utility model is not limited to above-mentioned execution mode, adopts any substitute mode that is equal to substitute above-mentioned concrete structure, still is included in the scope of the described technical scheme of this specification.

Claims

1. flashing derive device, contain power supply (23), control IC (11), light emitting device group (28) and switches set (22), control IC (11) contains clock oscillator, switch control unit, flash controller, the duty cycle signals generator, Clock dividers, decoder, o controller, the output port that is connected with light emitting device group (28) is arranged on o controller, on control IC, have anodal with reference to pin VDD and ground connection with reference to pin GND, it is characterized in that: also be provided with negative pole with reference to pin VEE in control IC, negative pole is connected with o controller with reference to pin GND with ground connection with reference to pin VEE, described power supply (23) is by two above batteries (27,29) form, connect between battery and battery, leadedly between battery be connected with reference to pin GND with ground connection, the positive terminal of power supply and light emitting device group, the positive pole of control IC connects with reference to pin VDD, the negative pole end of power supply is connected with reference to pin VEE with the negative pole of control IC, o controller by output port in light emitting device group output flash signal, the negative pole that is connected to the light emitting device group of output port is connected with reference to pin GND with reference to pin VEE or ground connection with negative pole according to setting or selection.

2. flashing derive device according to claim 1, it is characterized in that: described o controller, on its at least one output port, be connected with a plurality of driving tubes, driving tube is connected with reference to pin VEE with reference to pin GND, negative pole with ground connection respectively, the conducting of driving tube or by being set by the flash controller of control IC inside.

3. flashing derive device according to claim 1, it is characterized in that: described o controller, on its at least one output port, be connected with a plurality of driving tubes, driving tube is connected with reference to pin VEE with reference to pin GND, negative pole with ground connection respectively, and driving tube selects control circuit to be connected with output respectively, this output selects control circuit to receive control signal, respectively conducting, by driving tube, make the light-emitting component that connects with output port under the control of the control device that control signal takes place, produce the different flicker effect of light and shade.

4. according to claim 1,2 or 3 described flashing derive devices, it is characterized in that: the level of holding by pin SEL on the flash controller of described control IC changes controls, selects the number of times that glimmers.

5. flashing derive device according to claim 4 is characterized in that: be connected with external selector switch by pin SEL on the flash controller of described control IC.

6. flashing derive device according to claim 5 is characterized in that: described external selector switch is placed on the article that flasher is housed.

7. according to claim 1,2 or 3 described flashing derive devices, it is characterized in that: on the o controller of described control IC, be connected with the output selection control, the output selection control changes the generation control signal by the level of external control pin, makes by the output port on the o controller of output selection control control to be under the different operating voltages according to control signal.

8. flashing derive device according to claim 7 is characterized in that: described output selection control is connected with selector switch (22a, 22b) by the external control pin.

9. flashing derive device according to claim 8 is characterized in that: described selector switch is placed on the article that flasher is housed.

10. according to claim 1,2 or 3 described flashing derive devices, it is characterized in that: between the vdd terminal of anode and control IC, be connected in series voltage-stabiliser tube.

11. according to claim 1,2 or 3 described flashing derive devices, it is characterized in that: described battery is dry cell, rechargeable battery or solar cell.