CN211557548U

CN211557548U - Driving power supply with multiple control flash modes

Info

Publication number: CN211557548U
Application number: CN202020630177.0U
Authority: CN
Inventors: 高慧; 方敏; 黄伟; 潘成前
Original assignee: Changzhou Jutai Electronic Co Ltd
Current assignee: Changzhou Jutai Electronic Co Ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-09-22
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a drive power supply of multiple control flash mode, including the casing, set up circuit board, flash mode switching module in the casing, be equipped with the control circuit of control lamps and lanterns luminescence mode on the circuit board, still include the acoustic control flash mode input circuit who receives external environment dynamic shock wave and send control command to control circuit, flash mode switching module is connected with the control circuit electricity to provide flash input signal for control circuit and come from flash mode switching module or the switching signal of acoustic control flash mode input circuit; the sound control flash mode input circuit comprises: a sound pickup; the capacitor is electrically connected with the sound pick-up and couples signals picked up by the sound pick-up; and the amplifier is electrically connected with the capacitor and the control circuit, and amplifies the signal coupled by the capacitor and then provides the amplified signal to the control circuit. The utility model has the advantages of convenient operation.

Description

Driving power supply with multiple control flash modes

Technical Field

The utility model relates to a multiple drive power supply who controls flash of light mode.

Background

The LED lamp string or the lamp strip is usually connected with a driving power supply, the driving power supply comprises a shell, a circuit board and a key, and the circuit board generates a control signal by pressing the key, so that the flash mode of the LED lamp string or the lamp strip is changed, and different flash effects are realized. A key is arranged on the driving power supply, and in the operation process, the flash effect is operated through the key.

With the development of intelligent communication, the mobile phone is communicated with the Bluetooth on the driving power supply, and a control instruction sent by the mobile phone is operated to control the flashing mode of the LED lamp so as to be applied to the inside of the power supply or be used independently. The LED lamp has the functions of various flashing modes, setting on and off of time points, dimming, changing the flashing speed and brightness of the lamp along with the music rhythm played by the mobile phone and the volume. Regulate and control through the cell-phone, guarantee that the remote control distance of product reaches spacious department 30 meters, realized cell-phone and drive power supply interconnection to and control the luminous state of LED lamp through the cell-phone, make the operation of product no longer mechanized and local, be convenient for the user long-range and operate the luminous state of LED lamp with visualization.

The premise of the intelligent communication of the driving power supply is that the mobile phone and the driving power supply are required to be in a communication state, and once the communication between the mobile phone and the driving power supply is interrupted, the flash mode of the lamp cannot be changed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a convenient operation multiple drive power supply who controls flash of light mode.

The technical scheme for solving the technical problems is as follows:

the driving power supply comprises a shell, a circuit board arranged in the shell, a flash mode switching module, a control circuit and a voice-controlled flash mode input circuit, wherein the circuit board is provided with the control circuit for controlling the light-emitting mode of the lamp;

the sound control flash mode input circuit comprises:

a sound pickup;

the capacitor is electrically connected with the sound pick-up and couples signals picked up by the sound pick-up;

and the amplifier is electrically connected with the capacitor and the control circuit, and amplifies the signal coupled by the capacitor and then provides the amplified signal to the control circuit.

The utility model discloses can be respectively through the mode of flash of light mode switch module and sound control flash of light mode input circuit control flashing lamp, when the mode of need by acoustic control flash of light mode input circuit control flashing lamp, provide the switching signal that flash of light input signal comes from acoustic control flash of light mode input circuit to control circuit through flash of light mode switch module, make acoustic control flash of light mode input circuit can provide input signal to control circuit, because acoustic control flash of light mode input circuit is the audio frequency in adopting the environment by the adapter, consequently, the utility model discloses when using the acoustic control flashing, have the collection scope that can enlarge the audio frequency, for example people's calling sound, drum sound, loudspeaker play the sound etc. have the convenient advantage of control.

The utility model discloses a people's direct acoustic control (for example clapping sound) communicates with the ware of distinguishing sound on the drive power supply, and the scintillation mode of people's direct acoustic control (for example clapping sound) instruction control LED lamp to use inside or the independent utility of power. The LED lamp has the advantages that the LED output mode is regulated and controlled through the direct voice control (such as clapping sound) of a person, the remote control distance of the product is guaranteed to reach 10 meters in an open place, the direct voice control (such as clapping sound) of the person is interconnected with a driving power supply, the light emitting state of the LED lamp is controlled through the direct voice control (such as clapping sound) of the person, the operation of the product is not mechanized and limited, and the user can operate the light emitting state of the LED lamp remotely and visually.

Drawings

FIG. 1 is a diagram of an embodiment 1 of a driving power supply for controlling flash modes;

FIG. 2 is a diagram of an embodiment 2 of a driving power supply for controlling flash modes;

FIG. 3 is a diagram of an embodiment 3 of a plurality of driving power sources for controlling flash modes;

FIG. 4 is a schematic diagram of a conventional two-wire two-way LED light string;

FIGS. 5 and 6 are schematic diagrams of a synchronous seven-color RGB/LED light string;

FIGS. 7a to 7f are six views of the external appearance of the driving power supply for the first plurality of flash modes;

FIGS. 8a to 8f are six views of the external appearance of the driving power supply for the second plurality of flash modes;

FIGS. 9a to 9f are six views of the external appearance of the driving power supply for the third plurality of flash modes;

fig. 10a to 10f are six-side views of the external appearance of the driving power supply for the fourth plurality of flash modes;

fig. 11a to 11f are six side views of the external appearance of the driving power supply of the fifth multiple manipulation flash mode;

fig. 12a to 12f are six side views of the external appearance of the driving power supply for the sixth plurality of manipulation flash modes;

fig. 13a to 13f are six external views of a driving power supply for a seventh multi-control flash mode.

Detailed Description

As shown in fig. 1 and 7a, the utility model discloses a drive power supply of flash of light mode is controlled to multiple, which comprises a housin 1, set up the circuit board in casing 1, flash of light mode switches the module, be equipped with the control circuit of control lamps and lanterns luminescence mode on the circuit board, flash of light mode switches the module and is connected with the control circuit electricity, flash of light mode switches the module and is button SW or infrared controller TX1, control circuit includes microcontroller U2, connect in the drive circuit of microcontroller U2 output, microcontroller U2 is the singlechip, microcontroller U2 is connected with oscillating circuit, oscillating circuit includes crystal oscillator XL1, fourteenth electric capacity C14, fifteenth electric capacity C15. One end of the LED1 is electrically connected to the eighteenth resistor R18, and the other end of the LED1 is grounded through the twentieth resistor R20. The LED1 is a power indicator light which lights after being electrified. One end of the LED2 is connected to the microcontroller U2, and the other end of the LED2 is grounded through a nineteenth resistor R19. The LED2 is a timing indicator light that lights up after entering a timed mode of operation. The driving circuit may be a bridge driving circuit formed by connecting four triodes in fig. 1, or may be the driving circuit shown in fig. 2 and 3.

The bridge driving circuit in fig. 1 is suitable for being connected with the common two-wire two-path LED lamp string shown in fig. 4, the states of the first output end and the second output end of the microcontroller U2 determine the light emitting effect of the two strings of LED lamps, the two strings of LED lamps respectively work at duty ratios D1 and D2, and the relationship between the duty ratio and the LED lamp brightness is that the larger the duty ratio is, the brighter the LED lamp is; maximum values D _ Max of duty ratios D1, D2; the duty ratio D1 and D2 are both between 0 and D _ Max, and different light effects can be generated by different values; for example, when the duty ratios D1 and D2 are both D _ Max, both strings of lamps are brightest; when the duty ratios D1 and D2 are D _ Max and 0 respectively, the two strings of lamps are bright and dark one by one; when the duty ratios D1 and D2 are 0 and 0 respectively, the two strings of lamps are completely dark; the value of the period T is preferably that human eyes do not generate stroboflash when the human eyes are normally bright. The duty cycle is preset in microcontroller U2, and when microcontroller U2 is running, the LED string flashes according to the preset duty cycle.

The driving circuit shown in fig. 2 includes a first triode Q1, a second triode Q2, and a voltage-dividing resistor R29, wherein the base of the first triode Q1 is connected to the first output terminal of the microcontroller U2, the emitter of the first triode Q1 is grounded, and the collector of the first triode Q1 is the control signal output terminal. The number of the first transistors Q1 may be one or more, and in this embodiment, two first transistors Q1 are preferably used, and the two first transistors Q1 are connected in parallel. The high-power lamp string can be connected through the two triodes Q1. The base electrode of the second triode Q2 is connected with the second output end of the microcontroller U2, the emitter electrode of the second triode Q2 is grounded, one end of the voltage dividing resistor R29 is connected with the collector electrode of the second triode Q2, and the other end of the voltage dividing resistor R29 is connected with the control signal output end.

The driving circuit shown in fig. 2 is suitable for connection with the synchronous seven-color RGB/LED light string shown in fig. 5 or fig. 6. The lamp beads of the synchronous seven-color RGB/LED adopt power line coupling control signals, control R, G, B three colors through power line pulse signals, form seven color outputs of red, green, yellow, blue, purple, cyan and white, are very suitable for being applied to LED photoelectric toys, various electronic products and the like, can greatly save lamp connecting wire materials, and save manual assembly cost. Through programming, the jump of any combination of seven colors of red (R), green (G), blue (B), Red Green (RG), Red Blue (RB), Green Blue (GB) and Red Green Blue (RGB) can be realized. The chip internally comprises a signal shaping/signal decoding circuit, a data latch, an internal oscillator and other circuits. The chip decodes the control signal by monitoring the control signal loaded by the power line and realizes the driving of the corresponding color.

As shown in fig. 1 to fig. 3, the lighting control circuit further includes a sound control flash mode input circuit, which receives the external environment dynamic oscillation wave and sends a command to the microcontroller U2 to control the lighting of the string. The flash mode switching module is electrically connected with the control circuit to provide a flash input signal for the control circuit, wherein the flash input signal is a switching signal from the flash mode switching module or a voice control flash mode input circuit. The sound control flash mode input circuit comprises: the microphone comprises a microphone, a capacitor C17 electrically connected with the microphone, and an amplifier Q3 electrically connected with the capacitor C17 and the control circuit, wherein the capacitor C17 couples signals picked up by the microphone, and the amplifier Q3 amplifies the signals coupled by the capacitor C17 and provides the amplified signals to the control circuit.

The amplifier Q3 is a triode, the base of the amplifier Q3 is connected with the capacitor C17, the emitter of the amplifier Q3 is grounded, the collector of the amplifier Q3 is connected with the eighteenth resistor R18 through the biasing resistor R16, and the power supply provides the biasing voltage for the amplifier Q3 through the eighteenth resistor R18 and the biasing resistor R16. One end of the seventeenth resistor R17 is connected to the capacitor C17, and the other end of the seventeenth resistor R17 is grounded via the twelfth capacitor C22.

The traditional voice recognition circuit can not distinguish the input signals of voice and noise. In noisy environments, often switching induced noise, in order to overcome this weakness. The speech circuit is one or more levels noisy, and this is done using different speech and noise waveforms. Speech waveforms generally have widely varying amplitudes, while noise waveforms are more stable. Voice activation is dependent on capacitor C17, the voice activation waveform typically has widely varying amplitudes, while the noise waveform is more stable and the sensitivity of voice activation is reduced.

Whether by flash of light mode switching module decision through opening the adapter the utility model discloses in, flash of light mode switching module both can change the flash of light mode, also can decide that the signal of inputing microcontroller U2 is come from flash of light mode switching module or acoustic control flash of light mode input circuit, consequently, flash of light mode switching module has the effect of switch acoustic control flash of light mode input circuit, when flash of light mode switching module switches to by acoustic control flash of light mode input circuit to microcontroller U2 input signal, at this moment the sound in the environment is picked up to the adapter, the control of microcontroller U2 output makes the effect of LED lamp cluster flashing light follow the change of picking up the audio frequency and change.

The adapter includes adapter body MT, connecting wire S, and adapter body MT exposes in the casing 1 outside, and connecting wire S passes behind the casing 1 and is connected with the adapter body electricity, and sealed the setting between connecting wire S and the casing 1. The connecting leads S and the housing 1 may be sealed by ultrasonic welding.

The sound control flash mode input circuit further comprises a power supply circuit, the power supply circuit comprises a twenty-second resistor R22, one end of the twenty-second resistor R22 is electrically connected with a power supply, and the other end of the twenty-second resistor R22 is electrically connected with a sound pick-up.

As shown in fig. 3, the control circuit includes a microcontroller U2, a driving circuit connected to the output terminal of the microcontroller U2, the driving circuit includes a first transistor Q1 and a second transistor Q2, the base of the first transistor Q1 is connected to the first output terminal of the microcontroller U2, the emitter of the first transistor Q1 is grounded, and the collector of the first transistor Q1 is the control signal output terminal; the base of the second triode Q2 is connected with the first output end of the microcontroller U2, the emitter of the second triode Q2 is connected with the power supply, and the collector of the second triode Q2 is the control signal output end. The driving circuit shown in fig. 3 is suitable for connection with the synchronous seven-color RGB/LED light string shown in fig. 5 or fig. 6.

After the power is turned on, the direct-current switching power supply starts working, direct-current voltage is established on a capacitor C5 through voltage converted by a transformer T1, and the direct-current voltage passing through an eighteenth resistor R18 is stabilized by a voltage stabilizing tube ZD1 and then is supplied to a microcontroller U2, an infrared controller TX1 and a sound pick-up for power supply; the microcontroller U2 starts to work, and the eighth pin and the ninth pin of the microcontroller U2 output two signals to the driving circuit. The pulse width of output signals of an eighth pin and a ninth pin of a microcontroller U2 of a control chip can be changed at any time through a key SW or an infrared controller TX1 so as to change the fancy change of the LED lamp string; the driving circuit drives the external LED lamp to work; and the key SW is pressed for 3 seconds, the power supply enters a timing working mode and starts to time, after 6 hours (or 8 hours), the power supply is turned off, and after 18 hours (or 16 hours), the power supply works again, and the operation is repeated in a circulating way.

Claims

1. The driving power supply comprises a shell (1), a circuit board arranged in the shell and a flash mode switching module, wherein a control circuit for controlling the light emitting mode of the lamp is arranged on the circuit board;

the sound control flash mode input circuit comprises:

a sound pickup;

a capacitor (C17) electrically connected to the microphone, the capacitor (C17) coupling signals picked up by the microphone;

and an amplifier (Q3) electrically connected to the capacitor (C17) and the control circuit, wherein the amplifier (Q3) amplifies the signal coupled to the capacitor (C17) and supplies the amplified signal to the control circuit.

2. The driving power supply for controlling various flash modes according to claim 1, wherein the voice-controlled flash mode input circuit further comprises a power supply circuit, the power supply circuit comprises a twenty-second resistor (R22), one end of the twenty-second resistor (R22) is electrically connected to the power supply, and the other end of the twenty-second resistor (R22) is electrically connected to the microphone.

3. The driving power supply for a plurality of steering flash modes according to claim 1, wherein the pickup comprises:

a microphone body (MT) exposed outside the housing;

and the connecting wire (S) penetrates through the shell and then is electrically connected with the sound pick-up body, and the connecting wire and the shell are arranged in a sealing manner.

4. The multiple steering flash mode driving power supply according to claim 1, wherein the control circuit comprises:

a microcontroller (U2);

a driver circuit connected to an output of the microcontroller (U2), the driver circuit comprising:

a first triode (Q1), wherein the base of the first triode (Q1) is connected with the first output end of the microcontroller (U2), the emitter of the first triode (Q1) is grounded, and the collector of the first triode (Q1) is a control signal output end;

a second triode (Q2), wherein the base electrode of the second triode (Q2) is connected with the second output end of the microcontroller (U2), and the emitting electrode of the second triode (Q2) is grounded;

and one end of the voltage division resistor (R29) is connected with the collector of the second triode (Q2), and the other end of the voltage division resistor (R29) is connected with the control signal output end.

5. The multiple steering flash mode driving power supply according to claim 4, wherein the first transistor (Q1) is two, and two first transistors (Q1) are connected in parallel.

6. The multiple steering flash mode driving power supply according to claim 1, wherein the control circuit comprises:

a microcontroller (U2);

and a second triode (Q2), wherein the base of the second triode (Q2) is connected with the first output end of the microcontroller (U2), the emitter of the second triode (Q2) is connected with a power supply, and the collector of the second triode (Q2) is a control signal output end.