CN216134616U - Clear auxiliary circuit of netting of lamps and lanterns and lamps and lanterns - Google Patents
Clear auxiliary circuit of netting of lamps and lanterns and lamps and lanterns Download PDFInfo
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- CN216134616U CN216134616U CN202122481440.1U CN202122481440U CN216134616U CN 216134616 U CN216134616 U CN 216134616U CN 202122481440 U CN202122481440 U CN 202122481440U CN 216134616 U CN216134616 U CN 216134616U
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Abstract
The utility model provides a network clearing auxiliary circuit for a lamp and the lamp, which at least comprise a rectification input circuit, a voltage-regulating power supply circuit, a driving circuit, a light source assembly and a discharge circuit, wherein the input end of the rectification input circuit is connected with a mains supply, and the output end of the rectification input circuit is respectively connected with the voltage-regulating power supply circuit and the discharge circuit; the output end of the power supply circuit is respectively connected with the driving circuit and the light source component; the driving circuit is connected with the light source component; and the control end of the discharge leakage circuit is connected between the voltage-regulating power supply circuit and the driving circuit. The beneficial effects are that: this application detects whether there is input mains voltage through letting out the discharge circuit, judges whether to let out the output power of voltage regulating power supply circuit fast, realizes assisting intelligent object and gets into and join in marriage the net state.
Description
Technical Field
The utility model relates to the technical field of discharge circuits, in particular to a lamp net clearing auxiliary circuit and a lamp.
Background
Along with the improvement of life quality, the popularity of intelligent products is increased, more and more intelligent products used by families are provided, the intelligent products comprise intelligent lamp products, the intelligent lamp products need to carry out operations such as distribution network, debugging and setting after being installed, but the intelligent lamps need to enter a distribution network state in the debugging process, most of the intelligent lamps enter the distribution network state at the present stage and are switched by the times of switching on and off the lamps (a wireless module in the intelligent lamps judges whether the distribution network state is carried out or not through the power-on times in unit time), due to the existence of internal capacitors of the lamps, the LED light source of the lamps is turned off after power failure, but electric energy in residual capacitors can be provided for the wireless module to normally work for 5-20S, the intelligent lamps cannot enter the assembly state due to the difficulty in clearing the network, and the intelligent lamps cannot be debugged in the future.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lamp net clearing auxiliary circuit and a lamp to overcome the defects in the background technology.
A network clearing auxiliary circuit for a lamp at least comprises a rectification input circuit, a voltage-regulating power supply circuit, a driving circuit, a light source assembly and a discharge circuit, wherein the input end of the rectification input circuit is connected with mains supply, and the output end of the rectification input circuit is respectively connected with the voltage-regulating power supply circuit and the discharge circuit; the output end of the power supply circuit is respectively connected with the driving circuit and the light source component; the driving circuit is connected with the light source component; and the control end of the discharge leakage circuit is connected between the voltage-regulating power supply circuit and the driving circuit.
Optionally, the rectification input circuit includes a fuse and a rectifier bridge, the input end of the rectifier bridge is connected with the mains supply through the fuse, and the output end of the rectifier bridge is connected with the voltage-regulating power supply circuit and the discharge circuit.
Optionally, the bleeder circuit comprises an eleventh diode, a fourteenth resistor, an optocoupler, a twelfth resistor, a ninth resistor and a fourth MOS transistor, an input end of the optocoupler is connected with the rectification input circuit through the eleventh diode and the fourteenth resistor, an output end of the optocoupler is connected with a gate of the fourth MOS transistor, a drain of the fourth MOS transistor is connected between the voltage regulation power supply circuit and the driving circuit through the ninth resistor, and a source is grounded; and the twelfth resistor is connected between the grid electrode and the drain electrode of the fourth MOS tube.
Optionally, the voltage regulating power supply circuit includes a first power chip, a first voltage stabilizing circuit and a transformer, the input end of the transformer is connected with the rectifier bridge of the rectification input circuit, the first power chip is connected with the voltage transformation output end through the first voltage stabilizing circuit, and the output end of the transformer is connected with the driving circuit and the light source assembly respectively.
Optionally, the transformer is provided with a first output end and a second output end, the first output end is connected with the light source assembly through a first diode and a third capacitor, and the second output end is connected with the driving circuit and the light source assembly through a seventh diode and a fourth capacitor respectively.
Optionally, the first voltage stabilizing circuit includes at least one capacitor, at least one resistor, and at least one diode.
Optionally, the light source assembly includes a first light source circuit and a second light source circuit connected in parallel; the first light source circuit and the second light source circuit are connected between the voltage-regulating power supply circuit and a power ground, and the control ends of the first light source circuit and the second light source circuit are connected with the driving circuit.
Optionally, the first light source circuit and the second light source circuit include a first light emitting diode, a second light emitting diode, a first MOS transistor, and a first triode; the first light-emitting diode, the second light-emitting diode and the first MOS tube are sequentially connected between the voltage-regulating power circuit and a power ground; the grid electrode of the first MOS tube is respectively connected with the collector electrode of the first triode and the second output end; and the base electrode of the first triode is connected with the driving module, and the emitting electrode of the first triode is grounded.
Optionally, the driving circuit includes a voltage stabilizer and a driving chip, an input end of the voltage stabilizer is connected with the voltage-regulating power supply circuit, an output end of the voltage stabilizer is connected with a power supply end of the driving chip, the driving chip is further provided with a first PWM end and a second PWM end, the first PWM end is connected with the first light source circuit, and the second PWM end is connected with the second light source circuit.
In addition, this application still provides a lamps and lanterns, including foretell lamps and lanterns clear net auxiliary circuit.
Compared with the prior art, the beneficial effects are: this application detects whether there is input mains voltage through letting out the discharge circuit, judges whether to let out the output power of voltage regulating power supply circuit fast, realizes assisting intelligent object and gets into and join in marriage the net state.
Drawings
Fig. 1 is a circuit schematic of the circuit of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "long", "short", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is only for convenience of description and simplicity of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:
in the embodiment shown in fig. 1, this embodiment provides a network clearing auxiliary circuit for a lamp, which at least includes a rectification input circuit, a voltage-regulating power supply circuit, a driving circuit, a light source assembly, and a discharge circuit, wherein an input end of the rectification input circuit is connected to a mains supply, and an output end of the rectification input circuit is respectively connected to the voltage-regulating power supply circuit and the discharge circuit; the output end of the power supply circuit is respectively connected with the driving circuit and the light source component; the driving circuit is connected with the light source component; the control end of the discharge discharging circuit is connected between the voltage regulating power supply circuit and the driving circuit. In this embodiment, this application detects whether there is input mains voltage through leaking discharge circuit, judges whether to release the output power of voltage regulating power supply circuit fast, realizes assisting intelligent object and gets into and join in marriage the net state.
In some embodiments, the rectifying input circuit includes a fuse F1 and a rectifying bridge D2, an input end of the rectifying bridge D2 is connected to the mains supply through the fuse F1, and an output end of the rectifying bridge D2 is connected to the voltage-regulating power supply circuit and the discharging circuit. In this embodiment, the rectifier bridge D2 is used to convert the input 220V commercial power into dc power and output the dc power to the voltage-regulating power supply circuit and the discharging circuit, and the fuse F1 is used to protect the circuit.
In some embodiments, the bleeder circuit includes an eleventh diode D11, a fourteenth resistor R14, an optical coupler U3, a twelfth resistor R12, a ninth resistor R9, and a fourth MOS transistor Q4, an input terminal of the optical coupler U3 is connected to the rectification input circuit through the eleventh diode D11 and the fourteenth resistor R14, an output terminal of the optical coupler U3 is connected to a gate of the fourth MOS transistor Q4, a drain of the fourth MOS transistor Q4 is connected between the voltage-regulating power supply circuit and the driving circuit through the ninth resistor R9, and a source is grounded; the twelfth resistor R12 is connected between the gate and the drain of the fourth MOS transistor Q4. In this embodiment, the optocoupler may be a chip of type EL 357. When the AC220 is connected to a power supply, the eleventh diode D11 half-wave rectified through the fourteenth resistor R14 supplies a voltage to the input end of the optocoupler U3, the diode inside the optocoupler U3 is turned on, which causes the output end of the optocoupler U3 to be internally grounded, which causes the G of the fourth MOS transistor Q4 to be at a very low level, the fourth MOS transistor Q4 is turned off, and no current flows through the ninth resistor R9 and the fourth MOS transistor Q4 to the ground. When AC220 disconnection, the input of opto-coupler U3 does not have the voltage, the inside diode of opto-coupler U3 does not switch on, lead to the inside open circuit state that is in of output of opto-coupler U3, the electric energy of fourth electric capacity C4 storage this moment, supply with fourth MOS pipe Q4 'S grid G utmost point through twelfth resistance R12, the D utmost point S of fourth MOS pipe Q4 is in the on-state, because the resistance of ninth resistance R9 is on a small side, the electric energy of fourth electric capacity C4 storage is released through R9, Q4' S D utmost point S extremely fast to ground, make the U2 module get into the outage state fast, carry out outage number of times and accumulate.
In some embodiments, the voltage-regulating power supply circuit includes a first power chip U1, a first voltage-stabilizing circuit, and a transformer T1, an input terminal of the transformer T1 is connected to a rectifier bridge D2 of the rectifier input circuit, the first power chip U1 is connected to the voltage-transforming output terminal through the first voltage-stabilizing circuit, and an output terminal of the transformer T1 is connected to the driving circuit and the light source assembly, respectively. The transformer T1 is provided with a first output end and a second output end, the first output end is connected with the light source assembly through a first diode D1 and a third capacitor D3, and the second output end is connected with the driving circuit and the light source assembly through a seventh diode D7 and a fourth capacitor C4 respectively. In the present embodiment, the power output from the rectifier bridge D2 is voltage-regulated and rectified by the first power chip U1, and then output to the light source module and the driving circuit through the transformer T1, wherein the first power chip U1 may be a chip of type OB 3333. The first voltage stabilizing circuit comprises at least one capacitor, at least one resistor and at least one diode. As shown in fig. 1, the first voltage regulation circuit may include a first capacitor C1, a second capacitor C2, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, a first resistor R1, a second resistor R2, a fifth resistor R5, a tenth resistor R10, a third MOS transistor Q3, a fifth diode D5, a sixth diode D6, and a twelfth diode D10. The flyback constant-current switching power supply is formed by the first voltage stabilizing circuit and the first power supply chip U1.
In some embodiments, the light source assembly includes a first light source circuit, a second light source circuit connected in parallel with each other; the first light source circuit and the second light source circuit are connected between the voltage-regulating power supply circuit and the power ground, and the control ends of the first light source circuit and the second light source circuit are connected with the driving circuit. The first light source circuit and the second light source circuit comprise a first light emitting diode, a second light emitting diode, a first MOS tube Q1 and a first triode QN 1; the first light-emitting diode, the second light-emitting diode and the first MOS tube are sequentially connected between the voltage-regulating power circuit and a power ground; the grid electrode of the first MOS tube is respectively connected with the collector electrode of the first triode and the second output end; the base electrode of the first triode is connected with the driving module, and the emitting electrode of the first triode is grounded. In this embodiment, the first led D3, the first led D4, the second led D8 and the second led D9 form a dual-color temperature light source, the first led D3 and the second led D8 form warm light, and the second led D9 and the first led D4 form cold light. The first light source circuit and the second light source circuit are respectively connected with a driving circuit through a first MOS tube Q1, a first triode QN1, a first MOS tube Q2 and a first triode QN2, and are controlled by the driving circuit.
In some embodiments, the driving circuit includes a voltage regulator LDO1 and a driving chip U2, an input terminal of the voltage regulator is connected to the voltage-regulating power circuit, an output terminal of the voltage regulator is connected to a power supply terminal of the driving chip, the driving chip is further provided with a first PWM terminal and a second PWM terminal, the first PWM terminal is connected to the first light source circuit, and the second PWM terminal is connected to the second light source circuit. In this embodiment, the driver chip may be any one of the chips with model numbers Le-02-MK-450, BT3L, BT7L, WBR3, and ZT3L, and the voltage regulator may be a voltage regulator with model number L1117-3.3. The driving chip U2 is a wireless dimming and color-adjusting signal output module, the first PWM terminal PWM1 is a warm light control signal output terminal, and the second PWM terminal PWM2 is a cool light control signal output terminal. The regulator LDO1 is a regulator block that outputs a stable 3.3V supply to the U2.
In addition, this application still provides a lamps and lanterns, including foretell lamps and lanterns clear net auxiliary circuit. This application detects whether there is input mains voltage through letting out the discharge circuit, judges whether to let out the output power of voltage regulating power supply circuit fast, realizes assisting intelligent object and gets into and join in marriage the net state.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A network clearing auxiliary circuit for a lamp is characterized by at least comprising a rectification input circuit, a voltage-regulating power supply circuit, a driving circuit, a light source assembly and a discharge circuit, wherein the input end of the rectification input circuit is connected with a mains supply, and the output end of the rectification input circuit is respectively connected with the voltage-regulating power supply circuit and the discharge circuit; the output end of the power supply circuit is respectively connected with the driving circuit and the light source component; the driving circuit is connected with the light source component; and the control end of the discharge leakage circuit is connected between the voltage-regulating power supply circuit and the driving circuit.
2. The lamp network cleaning auxiliary circuit according to claim 1, wherein the rectifying input circuit comprises a fuse and a rectifying bridge, an input end of the rectifying bridge is connected with a mains supply through the fuse, and an output end of the rectifying bridge is connected with the voltage-regulating power supply circuit and the discharge circuit.
3. The lamp network cleaning auxiliary circuit according to claim 1, wherein the discharge leakage circuit comprises an eleventh diode, a fourteenth resistor, an optocoupler, a twelfth resistor, a ninth resistor and a fourth MOS transistor, an input end of the optocoupler is connected with the rectification input circuit through the eleventh diode and the fourteenth resistor, an output end of the optocoupler is connected with a gate of the fourth MOS transistor, a drain of the fourth MOS transistor is connected between the voltage regulating power supply circuit and the driving circuit through the ninth resistor, and a source is grounded; and the twelfth resistor is connected between the grid electrode and the drain electrode of the fourth MOS tube.
4. The lamp network cleaning auxiliary circuit according to claim 1, wherein the voltage-regulating power supply circuit comprises a first power supply chip, a first voltage-stabilizing circuit and a transformer, an input end of the transformer is connected with a rectifier bridge of the rectifier input circuit, the first power supply chip is connected with the voltage-transforming output end through the first voltage-stabilizing circuit, and an output end of the transformer is respectively connected with the driving circuit and the light source assembly.
5. The lamp network cleaning auxiliary circuit according to claim 4, wherein the transformer is provided with a first output end and a second output end, the first output end is connected with the light source assembly through a first diode and a third capacitor, and the second output end is respectively connected with the driving circuit and the light source assembly through a seventh diode and a fourth capacitor.
6. The luminaire grid cleaning auxiliary circuit according to claim 4, wherein the first voltage stabilizing circuit comprises at least one capacitor, at least one resistor, and at least one diode.
7. The luminaire grid cleaning auxiliary circuit as claimed in claim 2, wherein the light source assembly comprises a first light source circuit and a second light source circuit connected in parallel; the first light source circuit and the second light source circuit are connected between the voltage-regulating power supply circuit and a power ground, and the control ends of the first light source circuit and the second light source circuit are connected with the driving circuit.
8. The lamp network clearing auxiliary circuit according to claim 7, wherein the first light source circuit and the second light source circuit comprise a first light emitting diode, a second light emitting diode, a first MOS transistor and a first triode; the first light-emitting diode, the second light-emitting diode and the first MOS tube are sequentially connected between the voltage-regulating power circuit and a power ground; the grid electrode of the first MOS tube is respectively connected with the collector electrode of the first triode and the second output end; and the base electrode of the first triode is connected with the driving module, and the emitting electrode of the first triode is grounded.
9. The lamp network clearing auxiliary circuit according to claim 7, wherein the driving circuit comprises a voltage regulator and a driving chip, an input end of the voltage regulator is connected with the voltage regulating power circuit, an output end of the voltage regulator is connected with a power supply end of the driving chip, the driving chip is further provided with a first PWM end and a second PWM end, the first PWM end is connected with the first light source circuit, and the second PWM end is connected with the second light source circuit.
10. A luminaire comprising a luminaire clearing auxiliary circuit as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481440.1U CN216134616U (en) | 2021-10-14 | 2021-10-14 | Clear auxiliary circuit of netting of lamps and lanterns and lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481440.1U CN216134616U (en) | 2021-10-14 | 2021-10-14 | Clear auxiliary circuit of netting of lamps and lanterns and lamps and lanterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216134616U true CN216134616U (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122481440.1U Active CN216134616U (en) | 2021-10-14 | 2021-10-14 | Clear auxiliary circuit of netting of lamps and lanterns and lamps and lanterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216134616U (en) |
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2021
- 2021-10-14 CN CN202122481440.1U patent/CN216134616U/en active Active
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