CN205408241U

CN205408241U - Fountain rhythm control circuit of fountain light source

Info

Publication number: CN205408241U
Application number: CN201620201067.6U
Authority: CN
Inventors: 刘明忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-16
Filing date: 2016-03-16
Publication date: 2016-07-27
Anticipated expiration: 2026-03-16

Abstract

The utility model discloses a fountain rhythm control circuit of fountain light source, including power control circuit, LED lamp lighting circuit and motor control circuit, LED lamp lighting circuit is direct by mains supply, power control circuit's input is inputed by mains supply, and the output with motor control circuit electric connection, power control circuit includes rectifier D1, high -frequency transformer, LC rectification filter circuit and opto -coupler sampling circuit in proper order, LED lamp lighting circuit includes fuse, bridge rectifier and LED banks, motor control circuit is pure motor control circuit or acoustic control motor control circuit.

Description

A kind of fountain mill pace control circuit of fountain light source

Technical field

This utility model relates to circuit engineering field, particularly the fountain mill pace control circuit of a kind of fountain light source.

Background technology

Current domestic light industry light source substantially all based on the simple function of illumination, even if there being part light source product, have the color of some light, a change, but these still can not jump simple functions application of light source self, additional application function is substantially free of.

Utility model content

The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, it is provided that the fountain mill pace control circuit of a kind of fountain light source.

For solving above-mentioned technical problem, technical solution adopted in the utility model is: the fountain mill pace control circuit of a kind of fountain light source, including power control circuit, LED lighting circuit and circuit for controlling motor；Described LED lighting circuit is directly powered by electrical network；The input of described power control circuit is by electrical network supply input, and outfan is electrically connected with described circuit for controlling motor；Described power control circuit includes commutator D1, high frequency transformer, LC current rectifying and wave filtering circuit and optocoupler sample circuit successively；Described LED lighting circuit includes electric fuse, bridge rectifier and LED group；Described circuit for controlling motor is pure circuit for controlling motor or voice-controlled motor control circuit.

In technique scheme, described pure circuit for controlling motor is the non-steady-state oscillation circuit being made up of resistance R15 ~ R18, electric capacity C5 ~ C6, audion Q4, Q5, and being electrically connected by the control end of this non-steady-state oscillation circuit with audion Q3, Q6, described audion Q3, Q6 control the rotating speed of electric motor M1.

In technique scheme, described voice-controlled motor control circuit includes signal amplification circuit and motor-drive circuit.

In technique scheme, described signal amplification circuit includes miaow head power supply circuits, miaow head MIC, primary audio amplifying circuit, secondary audio amplifying circuit and bias voltage output circuit.

In technique scheme, described motor-drive circuit includes power amplification circuit and electric motor M1, power amplification circuit, control signal exports from described signal amplification circuit, in-phase end through an output access power amplifying circuit B group of power amplification circuit A group, the end of oppisite phase of another output access power amplifying circuit B group, relatively exports control electric motor M1 through power amplification circuit B group by the voltage ratio of its in-phase end with end of oppisite phase.

In technique scheme, described power amplification circuit adopts TDA2822 chip.

The beneficial effects of the utility model are: this circuit structure design is reasonable, by the mode that circuit module combines, realizing the independence to power supply, LED, motor respectively control and drive, realized the function of mill pace control by simple circuit design, stability and the life-span of circuit are well promoted.

Accompanying drawing explanation

Fig. 1 is overall structure schematic diagram of the present utility model；

Fig. 2 is the circuit theory diagrams of power control circuit of the present utility model；

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

Fig. 4 is the circuit theory diagrams of pure circuit for controlling motor of the present utility model；

Fig. 5 is the circuit theory diagrams of signal amplification circuit of the present utility model；

Fig. 6 is the circuit theory diagrams of motor-drive circuit of the present utility model.

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model is described in further detail.

As it is shown in figure 1, the fountain mill pace control circuit of a kind of fountain light source, including power control circuit, LED lighting circuit and circuit for controlling motor；Described LED lighting circuit is directly powered by electrical network；The input of described power control circuit is by electrical network supply input, and outfan is electrically connected with described circuit for controlling motor.

As in figure 2 it is shown, described power control circuit includes commutator D1, high frequency transformer, LC current rectifying and wave filtering circuit and optocoupler sample circuit successively.AC220V send into after D1 and CT1 rectifying and wave-filtering high frequency transformer T1 armature winding A group 1 foot input, 3 feet receive injectron Q1(MJE13001) colelctor electrode.R2, C1, D2 in circuit constitutes clamp circuit, it is prevented that armature winding A group reversely discharges electricity when switching tube cut-off state works and punctured by switching tube.R1, R3, R4, C2, Q2, T1 armature winding B group (4,5 foot) constitutes start-up circuit and oscillating circuit, utilizes oscillating circuit to control conducting and the cut-off of switching tube Q1.T1 secondary windings (6,10 foot) and D3, CT2, CT3, L1, L2 constitute outfan current rectifying and wave filtering circuit.U1, R5, DZ1 constitute sample circuit and control thus controlling the conducting of switching tube and the dutycycle of cut-off to regulate the voltage of outfan.Outfan is made to become smooth, a stable DC+5V power supply.In figure, SGND1 is all of device loop reference point of power input, and CY1 electric capacity is high-voltage capacitance.Prevent from high pressure thunder and lightning to be driven into product and human body are being injured.

As it is shown on figure 3, described LED lighting circuit includes electric fuse, bridge rectifier and LED group.220V electric main after FR1 protective tube after R6, C10, R7 circuit is by civil power blood pressure lowering by D8, CT5, R28 bridge rectifier, filter circuit, make power supply become one smooth, stable to power to LED3, LED2, LED1, LED6, LED5, LED4 light emitting diode, light bulb.In figure, R10 is current-limiting resistance, controls bulb in brightness.

Described circuit for controlling motor is pure circuit for controlling motor or voice-controlled motor control circuit.

As shown in Figure 4, wherein, described pure circuit for controlling motor is the non-steady-state oscillation circuit being made up of resistance R15 ~ R18, electric capacity C5 ~ C6, audion Q4, Q5, and being electrically connected by the control end of this non-steady-state oscillation circuit with audion Q3, Q6, described audion Q3, Q6 control the rotating speed of electric motor M1.Constitute mutual oscillating circuit by R15, R16, R17, R18, C5, C6, Q4, Q5, make Q3, Q6 turn on alternately, control the speed of the rotating speed of electric motor M1 again through the size of R14, R19 current-limiting resistance.In figure, electric former part VCC+5V is powered by the outfan VCC+5V of Fig. 1 breaker in middle power supply.

Wherein, described voice-controlled motor control circuit includes signal amplification circuit and motor-drive circuit.

As it is shown in figure 5, described signal amplification circuit includes miaow head power supply circuits, miaow head MIC, primary audio amplifying circuit, secondary audio amplifying circuit and bias voltage output circuit.Figure is powered to after D6, C7, R29, C20, R30, C22, C32, R32 rectification, filtering, blood pressure lowering miaow head MIC by VCC+5V.Take out acoustical signal by miaow head MIC and send into audio frequency amplification chip U3A(amplifier LMV358 by R17, C5) input at end of oppisite phase, signal one-level is amplified.In figure, R15 is the biasing resistor of U3A, and R16 is feedback resistance.Acoustical signal after one-level being amplified sends into U3B(amplifier LMV358 through C6, R18) at in-phase input end, after acoustical signal is carried out secondary amplification, couple electric capacity output by C8.In figure, R19 is the biasing resistor of U3B, and R14 is feedback resistance, and C9 is cut-off frequency effect in circuit.In figure, C3, R21, R20, CT4 are for biasing resistor dividing potential drop, filter circuit in amplifying circuit so that biasing resistor to is clean, smooth at half bias voltage.

As shown in Figure 6, described motor-drive circuit includes power amplification circuit and electric motor M1, power amplification circuit, control signal exports from described signal amplification circuit, in-phase end through an output access power amplifying circuit B group of power amplification circuit A group, the end of oppisite phase of another output access power amplifying circuit B group, relatively exports control electric motor M1 through power amplification circuit B group by the voltage ratio of its in-phase end with end of oppisite phase.Wherein, described power amplification circuit adopts TDA2822 chip.Concrete, by two grades amplify after signal by R22, C12 send into power amplifier chips U4(TDA2822) A group, electric capacity output is coupled by C16 after signal is carried out powerful amplification, again by the in-phase end sending into U4B after one group of D4, C17, R27 rectifying and wave-filtering, another group is by the inverting input sending into U4B after D5, R25, C18, R26 rectifying and wave-filtering, compared by the voltage of in-phase end and the voltage of end of oppisite phase again, control the rotating speed speed of electric motor M1 by comparing voltage extent.In figure C14 be U4 power amplifier chips at power end decoupling capacitance, C19 be U4 relatively after the filter capacitor of output voltage.

Above embodiments simply indicates that rather than limits this utility model, therefore all equivalences done according to the method described in this utility model patent claim change or modify, and are all included in this utility model patent claim.

Claims

1. the fountain mill pace control circuit of a fountain light source, it is characterised in that: include power control circuit, LED lighting circuit and circuit for controlling motor；Described LED lighting circuit is directly powered by electrical network；The input of described power control circuit is by electrical network supply input, and outfan is electrically connected with described circuit for controlling motor；Described power control circuit includes commutator D1, high frequency transformer, LC current rectifying and wave filtering circuit and optocoupler sample circuit successively；Described LED lighting circuit includes electric fuse, bridge rectifier and LED group；Described circuit for controlling motor is pure circuit for controlling motor or voice-controlled motor control circuit.

2. the fountain mill pace control circuit of a kind of fountain light source according to claim 1, it is characterized in that: described pure circuit for controlling motor is the non-steady-state oscillation circuit being made up of resistance R15 ~ R18, electric capacity C5 ~ C6, audion Q4, Q5, and being electrically connected by the control end of this non-steady-state oscillation circuit with audion Q3, Q6, described audion Q3, Q6 control the rotating speed of electric motor M1.

3. the fountain mill pace control circuit of a kind of fountain light source according to claim 1, it is characterised in that: described voice-controlled motor control circuit includes signal amplification circuit and motor-drive circuit.

4. the fountain mill pace control circuit of a kind of fountain light source according to claim 3, it is characterised in that: described signal amplification circuit includes miaow head power supply circuits, miaow head MIC, primary audio amplifying circuit, secondary audio amplifying circuit and bias voltage output circuit.

5. the fountain mill pace control circuit of a kind of fountain light source according to claim 3, it is characterized in that: described motor-drive circuit includes power amplification circuit and electric motor M1, power amplification circuit, control signal exports from described signal amplification circuit, in-phase end through an output access power amplifying circuit B group of power amplification circuit A group, the end of oppisite phase of another output access power amplifying circuit B group, relatively exports control electric motor M1 through power amplification circuit B group by the voltage ratio of its in-phase end with end of oppisite phase.

6. the fountain mill pace control circuit of a kind of fountain light source according to claim 5, it is characterised in that: described power amplification circuit adopts TDA2822 chip.