Energy-saving lamp with remote control and button dimming feature
This invention relates to a kind of dimmable energy-saving lamp with remote control and buttons dimming feature comprising: a power supply module ( 1 ), one end of which being connected to municipal power supply via the button-dimming switch (K), another end of which being connected to different parts of the whole circuit including the SCM control module ( 2 ), an SCM control module ( 2 ), the output end of which being connected to the dimming control module ( 3 ), the signal output end of said dimming control module ( 3 ) being connected to the signal input end of the energy-saving lamp tube as well as the energy-saving lamp tube as the illuminating component; the invention further features: a remote-control transmitting module ( 5 ) for transmitting wireless signals at least including dimming signals; a remote-control receiving module ( 6 ) for receiving wireless signals at least including dimming signals, the output end of said remote-control receiving module ( 6 ) being connected to an input end of said SCM control module ( 2 ); adopting remote control and button operation, this invention can achieve smooth dimming of energy-saving lamp tube within a large scope, making it a remote control energy-saving lamp capable of stepless dimming.
1. An energy-saving lamp with remote control and button dimming feature comprising:
A power supply module ( 1 ), a SCM control module ( 2 ), a dimming control module ( 3 ), a energy-saving lamp tube, a remote-control transmitting module ( 5 ) and remote-control receiving module ( 6 );
one end of the power supply module ( 1 ) being connected with an external power supply through a button-dimming switch (K), another end thereof being connected to different parts of a whole circuit including the SCM control module ( 2 ), wherein said power supply module ( 1 ) supplies power to the energy-saving lamp tube and the whole circuit;
an output end of the SCM control module ( 2 ) being connected to the dimming control module ( 3 ), said SCM control module ( 2 ) may output PMW signals with different widths through applications according to on/off conditions and time durations of power signals from the power supply module ( 1 ), and a signal output end of said SCM control module ( 2 ) being connected to a signal input end of said dimming control module ( 3 );
wherein the dimming control module ( 3 ) can output different working voltages according to the received PMW signals with different widths, a signal output end of said dimming control module ( 3 ) being connected to a signal input end of the energy-saving lamp tube;
the energy-saving lamp tube being an illuminating component;
the remote-control transmitting module ( 5 ) for transmitting wireless signals at least including dimming signals; and
the remote-control receiving module ( 6 ) for receiving the wireless signals of dimming, an output end thereof being connected to one input end of said SCM control module ( 2 ).
2. The energy-saving lamp with remote control and button dimming feature according to claim 1 , wherein said whole circuit further comprises:
a EEPROM memory module ( 4 ) comprising of an EEPROM chip being connected to the input and output ends of said SCM control module ( 2 ) as a luminance memory module, said SCM control module ( 2 ) will then store an adjusted luminance in the EEPROM, when startup the SCM in the SCM control module ( 2 ) will invoke the stored value in the EEPROM to lighten the lamp via the circuit.
3. The energy-saving lamp with remote control and button dimming feature according to claim 1 , wherein said SCM control module ( 2 ) comprises:
a SCM microprocessor (U 1 ) of model HT48R06,
wherein, pin 6 of said SCM microprocessor (U 1 ) as the signal input end of said SCM control module ( 2 ) is connected to a signal output end of said remote-control receiving module ( 6 );
wherein Pin 17 and Pin 18 of said SCM microprocessor (U 1 ) act as signal communication ends between said SCM control module ( 2 ) and said EEPROM storage module ( 4 );
wherein Pin 1 and Pin 2 of said SCM microprocessor (U 1 ) are connected to the signal input end of said dimming control module ( 3 ) as signal output ends of said SCM control module ( 2 ).
4. The energy-saving lamp with remote control and button dimming feature according to claim 1 wherein said SCM control module ( 2 ) further comprises:
One power circuit ( 21 ), the power circuit ( 21 ) comprising a 1 st capacitor (C 1 ), 2 nd capacitor (C 2 ), 3 rd capacitor (C 3 ), 4 th capacitor (C 4 ), 5 th capacitor (C 5 ), 6 th capacitor (C 6 ), 3 rd resistor (R 3 ), 1 st diode (D 1 ), 2 nd diode (D 2 ) and 3-terminal stabilizing tube (U 2 );
wherein, the 1 st terminal of the 1 st capacitor (C 1 ) is connected to the 2 nd terminal of said button-dimming switch (K), the 2 nd terminal of the 1 st capacitor (C 1 ) is connected to a positive pole of the 1 st diode (D 1 ), a 2 nd terminal of the 1 st capacitor (C 1 ) is connected to a negative pole of the 2 nd diode (D 2 ), both terminals of the 2 nd capacitor (C 2 ) are respectively connected to a negative pole of the 1 st diode (D 1 ) and the positive pole of the 2 nd diode (D 2 ), the positive pole of the 2 nd diode (D 2 ) is grounded, the negative pole of the 2 nd diode (D 2 ) is connected to the 1 st terminal of the 3 rd resistor (R 3 ), the 2 nd terminal of the 3 rd resistor (R 3 ) is connected to a input end of the 3-terminal stabilizing tube (U 2 ), a output end of said 3-terminal stabilizing tube (U 2 ) is connected to a Pin 12 of the SCM microprocessor (U 1 ) to supply power to the SCM microprocessor (U 1 ); a ground terminal of the 3-terminal stabilizing tube (U 2 ) is grounded; a 1 st terminals of the 3 rd capacitor (C 3 ) and a 4 th capacitor (C 4 ) are both connected to a 2 nd terminal of the 3 rd resistor (R 3 ), a 2 nd terminals of the 3 rd capacitor (C 3 ) and the 4 th capacitor (C 4 ) are both grounded; a 1 st terminals of the 5 th capacitor (C 5 ) and the 6 th capacitor (C 6 ) are both connected to output end of the 3-terminal stabilizing tube (U 2 ), a 2 nd terminals of the 5 th capacitor (C 5 ) and the 6 th capacitor (C 6 ) are both grounded.
5. The energy-saving lamp with remote control and button dimming feature according to claim 1 , wherein said dimming control module ( 3 ) comprises:
a charging and discharging circuit ( 31 ) connected to the signal output end of said SCM control module ( 2 ) for converting PWM signals with different widths generated by the SCM control module ( 2 ) into continuous voltage signals;
a main control circuit ( 32 ), a 1 st signal input pin thereof being connected to an output end of the charging and discharging circuit ( 31 ), voltage signals inputted by the 1 st signal input pin are treated by voltage-control oscillation processing to output square-wave signals of different frequencies at a 1 st signal output end and 2 nd signal output end of said main control circuit ( 32 ); and
an inverter circuit ( 33 ), which is connected to the 1 st signal output end and the 2 nd signal output end of said main control circuit ( 32 ) and outputs different working voltages to said energy-saving lamp tube according to the square-wave signals of different frequencies outputted by the main control circuit ( 32 ) so as to achieve dimming and current stabilization.
6. The energy-saving lamp with remote control and button dimming feature according to claim 5 , wherein said dimming control module ( 3 ) further comprises:
a current sampling circuit ( 34 ) and a voltage sampling circuit ( 35 ) forming a closed-loop negative feedback circuit;
wherein, a signal input end of said current sampling circuit ( 34 ) is connected to a 1 st output end of said inverter circuit ( 33 ), a signal output end of said current sampling circuit ( 34 ) is connected to a 3 rd signal input end of said main control circuit ( 32 );
wherein a signal input end of said voltage sampling circuit ( 35 ) is connected with a 2 nd output end of said inverter circuit ( 33 ), a signal output end of said voltage sampling circuit ( 35 ) is connected to a 4 th signal input end of said main control circuit ( 32 ).