Summary of the invention
The objective of the invention is in order to overcome weak point of the prior art, provide a kind of and can effectively dwindle small product size, the driver of the electronic time-delay switch that reduces production costs and the unification of LED constant-current source.
In order to achieve the above object, the present invention adopts following scheme:
The driver of a kind of electronic time-delay switch and the unification of LED constant-current source includes the LED power supply, and it is characterized in that: described LED power supply is connected with stable-pressure device, and described stable-pressure device output is connected with inductive control circuit.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source is characterized in that also being provided with the anti-jamming circuit that can suppress harmonic wave between described LED power supply and stable-pressure device.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes first order anti-jamming circuit and second level anti-jamming circuit, described one-level anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit includes the inductance L 2 that is connected with described common mode inductance L1, on described inductance L 2 and be connected to capacitor C 3, described stable-pressure device is three terminal regulator U1.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device is three terminal regulator U1 on described common mode inductance L1 two ends.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device comprises the resistance R 2 that is connected with described common mode inductance L1, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the resistance R 2 that is connected on the LED power supply, on described resistance R 2 two ends respectively and connect capacitor C 1 and capacitor C 2, described stable-pressure device comprises the resistance R 2 that is connected with described common mode inductance L1, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes first order anti-jamming circuit and second level anti-jamming circuit, described stable-pressure device includes first order stable-pressure device and second level stable-pressure device, described first order stable-pressure device is arranged between described first order anti-jamming circuit and the second level anti-jamming circuit, described second level stable-pressure device is connected with second level anti-jamming circuit, described first order anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit includes the inductance L 2 that is connected with first order stable-pressure device, on described inductance L 2 two ends respectively and be connected to capacitor C 3, capacitor C 4, described first order stable-pressure device comprises the resistance R 2 that is connected with common mode inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, described second level stable-pressure device includes the three terminal regulator U1 that is connected with described inductance L 2, at the input of described three terminal regulator U1 and be connected to electric capacity EC3, on the output of described three terminal regulator U1 and be connected to electric capacity EC4 and capacitor C 5.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes first order anti-jamming circuit and second level anti-jamming circuit, described stable-pressure device includes first order stable-pressure device and second level stable-pressure device, described first order stable-pressure device is arranged between described first order anti-jamming circuit and the second level anti-jamming circuit, described second level stable-pressure device is connected with second level anti-jamming circuit, described first order anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit includes the inductance L 2 that is connected with first order stable-pressure device, on described inductance L 2 two ends respectively and be connected to capacitor C 3, capacitor C 4, described first order stable-pressure device comprises the resistance R 2 that is connected with common mode inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, described second level stable-pressure device includes the resistance R 3 that is connected with described inductance L 2, on described resistance R 3 and be connected to voltage-stabiliser tube Z1, on described resistance R 3 two ends respectively and be connected to electric capacity EC3, electric capacity EC4 and capacitor C 5.
The driver of aforesaid a kind of electronic time-delay switch and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 that is connected on the LED power supply, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device includes the resistance R 2 that is connected with common mode inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, be connected with anti-interference voltage stabilizing circuit at described stable-pressure device, described anti-interference voltage stabilizing circuit includes the resistance R 4 that is connected with described triode Q1 emitter, on described resistance R 4 two ends respectively and be connected to capacitor C 3, capacitor C 4 and voltage-stabiliser tube Z1.
The driver of aforesaid any electronic time-delay switch and the unification of LED constant-current source is characterized in that described LED power supply is that power supply is directly powered or powered by the independent winding of power transformer after the transformer transformation.
In sum, the present invention with respect to its beneficial effect of prior art is:
One, the LED power supply unites two into one with the induction electronic time-delay switch among the present invention, be that LED power supply and acousto-optic inductive switch, human body infrared sensing switch and being made of one of radar inductive switch acousto-optic induction LED constant-current supply driver are effectively enhanced productivity, eliminate the dark space of light fixture.
Two, induction delay switch and LED constant-current source unite two into one among the present invention, can conserve space and cost production cost.The control circuit that efficiently solves radar induction delay switch, acousto-optic induction delay switch, human body infrared induction delay switch is simultaneously rung by the humorous wave interference of LED power supply, causes lantern festival bright, problem such as go out automatically.
Three, since the LED power supply when lamp is bright with lamp when going out voltage float big, adopt and increase power winding and electronics automatic voltage regulating circuit, the working power voltage of automatic stabilisation control circuit.The LED power supply is for the driving LED lamp, the harmonic components of power supply is many, can disturb the operate as normal of radar induction, acousto-optic induction, human body infrared induction control circuit, adopt multiple anti-interference and voltage stabilizing circuit to eliminate harmonic components and the voltage stabilizing measure of power supply among the present invention, eliminate interference harmonic components and stable electronic time-delay switch working power voltage in the induction control power supply.
Embodiment
Below in conjunction with description of drawings and embodiment the present invention is further described:
The driver of a kind of electronic time-delay switch as shown in Figure 1 and the unification of LED constant-current source includes LED power supply 1, and described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.
As shown in Figure 2, first kind of execution mode of the present invention, LED power supply 1 adopts the independent winding of LED power supply medium-high frequency transformer to power, provide suitable voltage, power supply process stable-pressure device 2: the interference harmonic wave after the three terminal regulator voltage stabilizing in the power supply has obtained suppressing effectively, can not produce interference ratio as human body infrared induction delay control circuit, acousto-optic sensor circuit to power supply quality requirement low inductive control circuit, thereby eliminated the supply harmonic interference, eliminated bright, the phenomenon of going out automatically that power supply disturbs the sense light control circuit to produce.
As shown in Figure 3, second kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Described anti-jamming circuit 4 includes first order anti-jamming circuit 41 and second level anti-jamming circuit 42, described one-level anti-jamming circuit 41 includes the common mode inductance L1 that is connected on the LED power supply 1, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit 42 includes the inductance L 2 that is connected with described inductance L 1, on described inductance L 2 and be connected to capacitor C 3, described stable-pressure device 2 is three terminal regulator U1.
LED power supply 1 adopts the independent winding of LED power supply medium-high frequency transformer to power, provide suitable voltage in the present embodiment, adopt common mode inductance L1 and capacitor C 1C2 to form the first order in the power supply and suppress harmonic wave, anti-jamming circuit, inductance L 2 and C3 form the second level and suppress harmonic wave, anti-jamming circuit, interference harmonic wave after the voltage stabilizing of power supply process three terminal regulator in the power supply has obtained effective inhibition, can not produce inductive control circuit and disturb, eliminate the supply harmonic interference, eliminated bright, the phenomenon of going out automatically that power supply disturbs the sense light control circuit to produce.
As shown in Figure 4, the third execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes the inductance L 1 that is connected on the LED power supply 1, and respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 is three terminal regulator U1 on described inductance L 1 two ends.
The power supply of LED described in the present invention 1 adopts the independent winding power supply of LED power supply medium-high frequency transformer, suitable voltage is provided, adopt inductance L 1 and capacitor C 1C2 to form in the power supply and suppress harmonic wave, anti-jamming circuit, after the voltage stabilizing of power supply process three terminal regulator, interference harmonic wave in the power supply has obtained effective inhibition, can be to power supply quality requirement low inductive control circuit such as human body infrared induction delay control circuit harmony photoinduction delay control circuit, produce and disturb, disturb the sense light that produces of inductive control circuit bright automatically in the power supply thereby eliminated, the phenomenon of going out.
As shown in Figure 5, the 4th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes the inductance L 1 that is connected on the LED power supply 1, on described inductance L 1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 comprises the resistance R 2 that is connected with described inductance L 1, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
LED power supply 1 described in the present invention adopts the independent winding power supply of LED power supply medium-high frequency transformer, suitable voltage is provided, power supply inductance L 1 capacitor C 1, C2 form anti-jamming circuit, suppress to disturb harmonic wave, R2, Z1 form voltage stabilizing circuit, for inductive control circuit provides power supply, can be to the low inductive control circuit of working power quality requirement, as human body sensing, acousto-optic induction, produce and disturb, eliminate power supply and disturbed human body sensing, acousto-optic inductive control circuit, caused sense light bright, the phenomenon of going out automatically.
As shown in Figure 6, the 5th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes the resistance R 2 that is connected on the LED power supply 1, on described resistance R 2 two ends respectively and connect capacitor C 1 and capacitor C 2, described stable-pressure device 2 comprises resistance R 2, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
LED power supply 1 described in the present invention adopts the independent winding power supply of LED power supply medium-high frequency transformer, suitable voltage is provided, power supply resistance R 2, capacitor C 1, C2 form anti-jamming circuit, suppress to disturb harmonic wave, R2, Z1 form voltage stabilizing circuit, for inductive control circuit provides power supply, can be to the low inductive control circuit of working power quality requirement, as body induction circuit, acousto-optic sensor circuit, produce and disturb, eliminated power supply and disturbed human body sensing, acousto-optic inductive control circuit to produce lamp bright, the phenomenon of going out automatically.
As shown in Figure 7, the 6th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes first order anti-jamming circuit 41 and second level anti-jamming circuit 42, described stable-pressure device 2 includes first order stable-pressure device 21 and second level stable-pressure device 22, described first order stable-pressure device 21 is arranged between described first order anti-jamming circuit 41 and the second level anti-jamming circuit 42, described second level stable-pressure device 22 is connected with second level anti-jamming circuit 42, described first order anti-jamming circuit 41 includes the inductance L 1 that is connected on the LED power supply 1, on described inductance L 1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit 42 includes the inductance L 2 that is connected with first order stable-pressure device 21, on described inductance L 2 two ends respectively and be connected to capacitor C 3, capacitor C 4, described first order stable-pressure device 21 comprises the resistance R 2 that is connected with inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, described second level stable-pressure device 22 includes the three terminal regulator U1 that is connected with described inductance L 2, at the input of described three terminal regulator U1 and be connected to electric capacity EC3, on the output of described three terminal regulator U1 and be connected to electric capacity EC4 and capacitor C 5.
LED power supply 1 described in the present invention adopts the LED power supply directly to power, this voltage stabilizing circuit is applicable to isolates and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in the power supply, R2, R3, Q1, Z1 forms first order voltage stabilizing circuit, L2, C3, C4 forms second level anti-jamming circuit, three terminal regulator, electric capacity EC3, EC4 and C5 form second level voltage stabilizing circuit, can not produce the higher radar inductive control circuit of power supply quality requirement and disturb, eliminate power supply and disturb the radar induction, human body sensing, the acousto-optic inductive control circuit has been eliminated power supply and has been disturbed the sense light that produces bright automatically, the phenomenon of going out.
As shown in Figure 8, the 7th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes first order anti-jamming circuit 41 and second level anti-jamming circuit 42, described stable-pressure device 2 includes first order stable-pressure device 21 and second level stable-pressure device 22, described first order stable-pressure device 21 is arranged between described first order anti-jamming circuit 41 and the second level anti-jamming circuit 42, described second level stable-pressure device 22 is connected with second level anti-jamming circuit 42, described first order anti-jamming circuit 41 includes the inductance L 1 that is connected on the LED power supply 1, on described inductance L 1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described second level anti-jamming circuit 42 includes the inductance L 2 that is connected with first order stable-pressure device 21, on described inductance L 2 two ends respectively and be connected to capacitor C 3, capacitor C 4, described first order stable-pressure device 21 comprises the resistance R 2 that is connected with inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, described second level stable-pressure device 22 includes the resistance R 3 that is connected with described inductance L 2, on described resistance R 3 and be connected to voltage-stabiliser tube Z1, on described resistance R 3 two ends respectively and be connected to electric capacity EC3, electric capacity EC4 and capacitor C 5.
LED power supply 1 described in the present invention adopts the LED power supply directly to power, this voltage stabilizing circuit is applicable to isolates and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in the power supply, R2, R3, Q1, Z1 forms first order voltage stabilizing (step-down) circuit, L2, C3, C4 forms second level anti-jamming circuit, resistance R 3, voltage-stabiliser tube Z1, electric capacity EC3, voltage stabilizing circuit is formed in the EC4C5 second level, inductive control circuit that can be lower to the power supply quality requirement not, such as the human body induction control circuit, the acousto-optic sensor circuit, produce and disturb, the harmonic components of eliminating in the power supply disturbs human body sensing, the sense light that the acousto-optic inductive control circuit produces is bright automatically, the phenomenon of going out.
As shown in Figure 9, the 8th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes the inductance L 1 that is connected on the LED power supply 1, on described common mode inductance L1 two ends respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 includes the resistance R 2 that is connected with inductance L 1, be connected with triode Q1 in described resistance R 2, the collector electrode of described triode Q1 is connected with resistance R 2, on the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, base stage at described triode Q1 is connected with voltage-stabiliser tube Z1, be connected with anti-interference voltage stabilizing circuit 5 at described stable-pressure device 2, described anti-interference voltage stabilizing circuit 5 includes the resistance R 4 that is connected with described triode Q1 emitter, on described resistance R 4 two ends respectively and be connected to capacitor C 3, capacitor C 4 and voltage-stabiliser tube Z1.
LED power supply 1 described in the present invention adopts the LED power supply directly to power, this voltage stabilizing circuit is applicable to isolates and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in the power supply, R2, R3, Q1, Z1 forms first order voltage stabilizing (step-down) circuit, resistance R 4, voltage-stabiliser tube Z1, capacitor C 3, C4 forms the second level anti-interference voltage stabilizing circuit, can be to working power quality requirement lower inductive control circuit as the human body induction control circuit, the acousto-optic sensor circuit, produce and disturb, the harmonic components of eliminating in the power supply disturbs human body sensing, the sense light that the acousto-optic inductive control circuit produces is bright automatically, the phenomenon of going out.
As shown in figure 10, the 9th kind of execution mode of the present invention, the driver of electronic time-delay switch and the unification of LED constant-current source includes LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, and described stable-pressure device 2 outputs are connected with inductive control circuit 3.Between described LED power supply 1 and stable-pressure device 2, also be provided with the anti-jamming circuit 4 that can suppress harmonic wave among the present invention.Anti-jamming circuit 4 described in the present invention includes the inductance L 1 that is connected on the LED power supply 1, and respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 is three terminal regulator U1 on described inductance L 1 two ends.
LED power supply 1 described in the present invention adopts the LED power supply directly to power, this voltage stabilizing circuit is applicable to the small-power insulating power supply, inductance L 1, capacitor C 1, C2 forms anti-jamming circuit, suppress the harmonic components in the power supply, after the power supply process three terminal regulator U1 voltage stabilizing, harmonic components in the power supply is effectively suppressed, inductive control circuit that can be lower to the working power quality requirement (human body infrared induction control circuit not, the acousto-optic sensor circuit) produce interference, the harmonic components of eliminating in the power supply disturbs human body sensing, the sense light that the acousto-optic inductive control circuit produces is bright automatically, the phenomenon of going out.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.