Utility model content
The purpose of this utility model is in order to overcome weak point of the prior art, provides a kind of and can effectively dwindle small product size, the driver of the electronic time-delay switch reducing production costs and the unification of LED constant-current source.
In order to achieve the above object, the utility model adopts following scheme:
For responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, include LED power supply, it is characterized in that: described LED power supply is connected with stable-pressure device, described stable-pressure device output is connected with inductive control circuit.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, it is characterized in that being also provided with the anti-jamming circuit that can suppress harmonic wave between described LED power supply and stable-pressure device.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, 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 being connected on 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 being connected with described common mode inductance L1, in described inductance L 2 and be connected to capacitor C 3, described stable-pressure device is three terminal regulator U1.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 being connected on 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 is three terminal regulator U1.
The driver of a kind of electronic delay as above and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 being connected on 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 being connected with described common mode inductance L1, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
The driver of a kind of electronic delay as above and the unification of LED constant-current source, it is characterized in that described anti-jamming circuit includes the resistance R 2 being connected on LED power supply, difference shunt-wound capacitance C1 and capacitor C 2 on described resistance R 2 two ends, described stable-pressure device comprises the resistance R 2 being connected with described common mode inductance L1, is serially connected with voltage-stabiliser tube Z1 in described resistance R 2.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, 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 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 being connected on 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 being 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 being connected with common mode inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, described second level stable-pressure device includes the three terminal regulator U1 being 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.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, 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 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 being connected on 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 being 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 being connected with common mode inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, described second level stable-pressure device includes the resistance R 3 being connected with described inductance L 2, in 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.
As above for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, it is characterized in that described anti-jamming circuit includes the common mode inductance L1 being connected on 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 being connected with common mode inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, on described stable-pressure device, be connected with anti-interference voltage stabilizing circuit, described anti-interference voltage stabilizing circuit includes the resistance R 4 being 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.
As above appointing in electronic time-delay switch and the LED constant-current source one driver of induction light fixture, 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 transformer transformation.
In sum, the utility model with respect to its beneficial effect of prior art is:
One, in the utility model, LED power supply unites two into one with induction electronic time-delay switch, be that LED power supply and acousto-optic inductive switch, human body infrared inductive 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, in the utility model, respond to delay switch and LED constant-current source unites two into one, can conserve space and cost production cost.The control circuit that simultaneously efficiently solves radar induction delay switch, acousto-optic induction delay switch, human body infrared induction delay switch is rung by the humorous wave interference of LED power supply, causes lantern festival bright, the problem such as go out automatically.
Three, due to LED power supply when lamp is bright and when lamp goes out voltage float large, adopt and increase power supply winding and electronics automatic voltage regulating circuit, the working power voltage of automatic stabilisation control circuit.LED power supply is for driving LED lamp, the harmonic components of power supply is many, can disturb the normal work of radar induction, acousto-optic induction, human body infrared inductive control circuit, in the utility model, adopt multiple anti-interference and voltage stabilizing circuit to eliminate harmonic components and the voltage stabilizing measure of power supply, eliminate induction and control interference harmonic components and the stable electronic time-delay switch working power voltage in power supply.
Embodiment
Below in conjunction with accompanying drawing explanation and embodiment, the utility model is further described:
As shown in Figure 1 for responding to electronic time-delay switch and the LED constant-current source one driver of light fixture, include LED power supply 1, described LED power supply 1 is connected with stable-pressure device 2, described stable-pressure device 2 outputs are connected with inductive control circuit 3.
As shown in Figure 2, the first execution mode of the present utility model, LED power supply 1 adopts the independent winding of LED power supply medium/high frequency transformer to power, provide suitable voltage, power supply is through stable-pressure device 2: the interference harmonic wave after three terminal regulator voltage stabilizing in power supply has obtained effectively suppressing, can not produce interference ratio as human body infrared induction delay control circuit, acousto-optic sensor circuit to the lower inductive control circuit of power supply quality requirement, thereby eliminated supply harmonic interference, eliminated bright, the phenomenon of going out automatically that power supply disturbs sense light control circuit to produce.
As shown in Figure 3, the second execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.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 being connected on 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 being connected with described inductance L 1, in described inductance L 2 and be connected to capacitor C 3, described stable-pressure device 2 is three terminal regulator U1.
In present embodiment, LED power supply 1 adopts the independent winding of LED power supply medium/high frequency transformer to power, provide suitable voltage, in power supply, adopt common mode inductance L1 and capacitor C 1C2 to form the first order and suppress harmonic wave, anti-jamming circuit, inductance L 2 and C3 form the second level and suppress harmonic wave, anti-jamming circuit, power supply interference harmonic wave in power supply after three terminal regulator voltage stabilizing has obtained effective inhibition, can inductive control circuit not produced and be disturbed, eliminate supply harmonic interference, eliminated bright, the phenomenon of going out automatically that power supply disturbs sense light control circuit to produce.
As shown in Figure 4, the third execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model includes the inductance L 1 being connected on LED power supply 1, and on described inductance L 1 two ends, respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 is three terminal regulator U1.
The power supply of LED described in the utility model 1 adopts the independent winding power supply of LED power supply medium/high frequency transformer, suitable voltage is provided, in power supply, adopt inductance L 1 and capacitor C 1C2 to form and suppress harmonic wave, anti-jamming circuit, power supply is after three terminal regulator voltage stabilizing, interference harmonic wave in power supply has obtained effective inhibition, can be to the lower inductive control circuit of power supply quality requirement such as: human body infrared induction delay control circuit harmony photoinduction delay control circuit, produce and disturb, thereby eliminated, in power supply, disturb the sense light producing of inductive control circuit automatically bright, the phenomenon of going out.
As shown in Figure 5, the 4th kind of execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model includes the inductance L 1 being connected on 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 being 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 utility model 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 lower 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 utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model includes the resistance R 2 being connected on LED power supply 1, difference shunt-wound capacitance C1 and capacitor C 2 on described resistance R 2 two ends, 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 utility model 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 lower 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 utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model 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 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 being connected on 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 being 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 being connected with inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, described second level stable-pressure device 22 includes the three terminal regulator U1 being 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 utility model adopts LED power supply directly to power, this voltage stabilizing circuit is applicable to isolation and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in 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 the higher radar inductive control circuit of power supply quality requirement not produced and be disturbed, eliminate power supply and disturb radar induction, human body sensing, acousto-optic inductive control circuit, having eliminated power supply disturbs the sense light producing automatically bright, the phenomenon of going out.
As shown in Figure 8, the 7th kind of execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model 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 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 being connected on 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 being 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 being connected with inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, described second level stable-pressure device 22 includes the resistance R 3 being connected with described inductance L 2, in 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 utility model adopts LED power supply directly to power, this voltage stabilizing circuit is applicable to isolation and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in 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, the EC4C5 second level forms voltage stabilizing circuit, inductive control circuit that can be not lower to power supply quality requirement, such as human body induction control circuit, acousto-optic sensor circuit, produce and disturb, the harmonic components of eliminating in power supply disturbs human body sensing, the sense light that acousto-optic inductive control circuit produces is automatically bright, the phenomenon of going out.
As shown in Figure 9, the 8th kind of execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model includes the inductance L 1 being connected on 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 being connected with inductance L 1, in described resistance R 2, be connected with triode Q1, the collector electrode of described triode Q1 is connected with resistance R 2, in the collector electrode of described triode Q1 and base stage and be connected to resistance R 3, in the base stage of described triode Q1, be connected with voltage-stabiliser tube Z1, on described stable-pressure device 2, be connected with anti-interference voltage stabilizing circuit 5, described anti-interference voltage stabilizing circuit 5 includes the resistance R 4 being 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 utility model adopts LED power supply directly to power, this voltage stabilizing circuit is applicable to isolation and non-isolation LED power supply, inductance L 1, capacitor C 1, C2 forms first order anti-jamming circuit, suppress the harmonic wave in power supply, R2, R3, Q1, Z1 forms first order voltage stabilizing (step-down) circuit, resistance R 4, voltage-stabiliser tube Z1, capacitor C 3, the C4 second level forms anti-interference voltage stabilizing circuit, can be to working power quality requirement lower inductive control circuit as human body induction control circuit, acousto-optic sensor circuit, produce and disturb, the harmonic components of eliminating in power supply disturbs human body sensing, the sense light that acousto-optic inductive control circuit produces is automatically bright, the phenomenon of going out.
As shown in figure 10, the 9th kind of execution mode of the present utility model, 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.In the utility model, between described LED power supply 1 and stable-pressure device 2, be also provided with the anti-jamming circuit 4 that can suppress harmonic wave.Anti-jamming circuit 4 described in the utility model includes the inductance L 1 being connected on LED power supply 1, and on described inductance L 1 two ends, respectively and be connected to capacitor C 1 and capacitor C 2, described stable-pressure device 2 is three terminal regulator U1.
LED power supply 1 described in the utility model adopts LED power supply directly to power, this voltage stabilizing circuit is applicable to small-power insulating power supply, inductance L 1, capacitor C 1, C2 forms anti-jamming circuit, suppress the harmonic components in power supply, power supply is after three terminal regulator U1 voltage stabilizing, harmonic components in power supply is effectively suppressed, inductive control circuit (human body infrared inductive control circuit that can be not lower to working power quality requirement, acousto-optic sensor circuit) produce and disturb, the harmonic components of eliminating in power supply disturbs human body sensing, the sense light that acousto-optic inductive control circuit produces is automatically bright, the phenomenon of going out.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.