CN209146759U - A kind of adjustable Intelligent lightening device of wireless control - Google Patents

Abstract

The utility model is suitable for field of illumination lamp technology, provide a kind of adjustable Intelligent lightening device of wireless control, including lamp plate, oblong openings are equipped among lamp plate, multiple curved socket needles are equipped with by the side long side of opening, the front end back side of PCB control panel is equipped with contact pin busbar, the front end of PCB control panel passes through the opening, curved socket needle connecting contact pin busbar, multiple lamp beads are uniformly set on lamp plate respectively, the output end of curved socket needle is separately connected multiple lamp beads, PCB control panel, lamp plate is respectively arranged in bulb lamp casing, one end of bulb lamp casing connects lamp cap interconnecting piece, the other end of bulb lamp mask connection bulb lamp casing, the output end of the input terminal connection lamp cap interconnecting piece of PCB control panel.Using 90 ° of curved row's needles and the female connection of row between power drives and lamp plate, facilitate whole installation process more succinctly, thus fraction defective caused by reducing artificial expenditure and product during the installation process.

Description

A kind of adjustable Intelligent lightening device of wireless control

Technical field

The utility model belongs to lamp lighting technical field more particularly to a kind of adjustable intelligent lighting dress of wireless control It sets.

Background technique

Continuous with LED illumination lamp is popularized, and more and more LED illumination lamps enter people's lives.At present Wireless Light modulating and color-temperature regulating bulb lamp on the market is to carry bluetooth mesh technology, and this control technology is to pass through controller (controller includes remote controler, cell phone application and intelligent sound box) realization dims bulb lamp, is mixed colours, scene mode, colour are exhaled Some scene lighting modes such as suction, color transformation, flashing.

This bluetooth mesh, WIFI control technology is that tooth mesh, WiFi signal are turned blue by wireless receiving to realize to list The functions such as a lamp or multiple lamps dimmed, are mixed colours, scene mode, colored breathing, color transformation and flashing, due to bulb lamp Lamp cup otherwise be modeling alclad or be die casting aluminium, in addition lamp plate and aluminum substrate, make bluetooth mesh, WiFi signal At shielding action.The command range between lamp and lamp is caused to shorten.

Utility model content

The purpose of this utility model is to provide a kind of adjustable Intelligent lightening devices of wireless control, it is intended to solve above-mentioned Technical problem.

The utility model is realized in this way a kind of adjustable Intelligent lightening device of wireless control, the intelligent lighting dress It sets including bulb lamp mask, lamp plate, bulb lamp casing, lamp cap interconnecting piece, PCB control panel and multiple lamp beads, among the lamp plate Equipped with oblong openings, multiple curved socket needles are equipped with by the side long side of the opening, the front end back side of the PCB control panel is set There is contact pin busbar, the front end of the PCB control panel passes through the opening, and the curved socket needle connects the contact pin busbar, multiple The lamp bead is uniformly set on the lamp plate respectively, and the output end of the curved socket needle is separately connected multiple lamp beads, institute PCB control panel, lamp plate are stated in the bulb lamp casing, one end of the bulb lamp casing connects the lamp cap interconnecting piece, The bulb lamp mask connects the other end of the bulb lamp casing, and the input terminal of the PCB control panel connects the lamp cap and connects The output end of socket part.

The further technical solution of the utility model is: the PCB control panel is equipped with power drives system and control system System, the output end of the power drives system are electrically connected the input terminal of the control system, and the control system includes power supply Unit, control unit, data communication units, communication unit connection described control unit communication, described control unit it is defeated Outlet connects the input terminal of the contact pin busbar, and control unit, communication unit and radio frequency is electrically connected in said supply unit Unit.

The further technical solution of the utility model is: the data communication units are using WIFI communication protocol or indigo plant Tooth communication protocol；Upper end in the bulb lamp casing is set to fixed plate, and the fixed plate is in circular ring shape；The curved socket needle Bending angle is 90 degree.

The further technical solution of the utility model is: described control unit includes resistance R5, resistance R6, resistance 3, resistance R4, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4 and connecting terminal J2, the connecting terminal J2 the connection of the 1st foot described in The source electrode of metal-oxide-semiconductor Q4, the grid of the metal-oxide-semiconductor Q4 connect one end of the resistance R6, the other end and metal-oxide-semiconductor of the resistance R6 The drain electrode of Q4 is grounded, and the 2nd foot of the connecting terminal J2 connects the source electrode of the metal-oxide-semiconductor Q1, and the grid of the metal-oxide-semiconductor Q1 connects One end of the resistance R3 is connect, the 3rd foot of the connecting terminal J2 connects the source electrode of the metal-oxide-semiconductor Q2, the grid of the metal-oxide-semiconductor Q2 Pole connects one end of the resistance R4, and the 4th foot of the connecting terminal J2 connects the source electrode of the metal-oxide-semiconductor Q3, the metal-oxide-semiconductor Q3 Grid connect one end of the resistance R5, the drain electrode of the metal-oxide-semiconductor Q1, the drain electrode of metal-oxide-semiconductor Q2 and the drain electrode of metal-oxide-semiconductor Q3 connect Ground.

The further technical solution of the utility model is: said supply unit includes resistance R28, capacitor C7, capacitor C8, electricity Hold C9 and chip U1, the 1st foot of the chip U1 are separately connected one end of the resistance R28 and one end of capacitor C7, the core The 3rd foot of piece U1 is separately connected one end of the capacitor C8, one end of capacitor C8 and output voltage 3.3V, and the of the chip U1 2 feet, the other end of capacitor C7, the other end of capacitor C8 and capacitor C9 the other end be grounded.

The further technical solution of the utility model is: the power drives system includes rectification unit, filter unit, drive Dynamic control unit and DC output unit, the output end of the rectification unit connect the input terminal of the filter unit, the filter The output end of wave unit connects the input terminal of the drive control unit, and the output end connection of the drive control unit is described straight Flow the input terminal of output unit.

The further technical solution of the utility model is: the drive control unit includes IC1, resistance R1, resistance R2, electricity Hinder R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, capacitor C3, capacitor C4, capacitor C5, Diode D1 and metal-oxide-semiconductor Q1, the 1st foot of the chip IC 1 are separately connected one end of the resistance R6 and one end of resistance R7, institute State resistance R7 the other end be separately connected one end of the resistance R8, one end of resistance R9, chip IC 1 the 3rd foot and metal-oxide-semiconductor Q1 Drain electrode, the other end of the resistance R6 connects the grid of the metal-oxide-semiconductor Q1, and the 4th foot of the chip IC 1 is separately connected described One end of resistance R10, one end of resistance R5, one end of resistance R4 and capacitor C4 one end, the 6th foot difference of the chip IC 1 One end of one end of the capacitor C5, one end of resistance R1 and resistance R3 is connected, the other end of the resistance R1 connects the electricity One end of R2 is hindered, the other end of the resistance R3 is separately connected one end of the capacitor C3 and the cathode of diode D1.

The further technical solution of the utility model is: the DC output unit includes diode D2, inductance L2, capacitor C6 and resistance R11, one end of the inductance L2 are separately connected the other end and resistance R8 of the cathode of the diode D2, resistance R9 The other end, the other end of the inductance L2 be separately connected the anode of the capacitor C6, one end of resistance R11, resistance R10 it is another The anode and output voltage of one end and diode D1.

The further technical solution of the utility model is: the filter unit includes inductance L1, capacitor C1 and capacitor C2, institute The one end for stating inductance L1 connects the anode of the capacitor C1, and the other end of the inductance L1 is being separately connected the capacitor C2 just The source electrode of pole, the other end of resistance R2 and metal-oxide-semiconductor Q1.

The further technical solution of the utility model is: the rectification unit includes rectifier bridge BD1 and fuse F1, described Rectifier bridge BD1 the 1st foot connection input alternating current N, the 2nd foot of the rectifier bridge BD1 be separately connected the inductance L1 one end and The anode of capacitor C1, the 3rd foot of the rectifier bridge BD1 connect one end of the fuse F1, the other end of the fuse F1 Connection input alternating current L, the 4th foot, the cathode of capacitor C1 and the cathode of capacitor C2 of the rectifier bridge BD1 are grounded.

The beneficial effects of the utility model are: WiFi mould group is raised to above lamp plate, the shielding to WiFi signal is reduced, from And increase the command range between lamp and lamp, using 90 ° of curved row's needles and the female connection of row between power drives and lamp plate, make entirely to pacify Dress process more succinctly facilitates, thus fraction defective caused by reducing artificial expenditure and product during the installation process.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the adjustable Intelligent lightening device of wireless control provided by the embodiment of the utility model.

Fig. 2 is the electrical schematic diagram of power drives system provided by the embodiment of the utility model.

Fig. 3 is the electrical schematic diagram of power supply unit provided by the embodiment of the utility model.

Fig. 4 is the electrical schematic diagram of control unit provided by the embodiment of the utility model.

Fig. 5 is the electrical schematic diagram of integral LED lamp luminous component provided by the embodiment of the utility model.

Fig. 6 is the electrical schematic diagram of the adjustable Intelligent lightening device of wireless control provided by the embodiment of the utility model.

Specific embodiment

Appended drawing reference: 10- lamp cap interconnecting piece 20- bulb lamp casing 30-PCB control panel 40- lamp plate 50- ball bubble The curved socket needle of lamp mask 201- fixed plate 301- contact pin busbar 401-

Fig. 1-6 shows the adjustable Intelligent lightening device of wireless control provided by the utility model, the intelligent lighting dress It sets including bulb lamp mask 50, lamp plate 40, bulb lamp casing 20, lamp cap interconnecting piece 10, PCB control panel 30 and multiple lamp beads, institute It states and is equipped with oblong openings among lamp plate 40, multiple curved socket needles 401, the PCB control are equipped with by the side long side of the opening The front end back side of making sheet 30 is equipped with contact pin busbar 301, and the front end of the PCB control panel 30 passes through the opening, the curved socket Needle 401 connects the contact pin busbar 301, and multiple lamp beads are uniformly set on the lamp plate 40 respectively, the curved socket needle 401 output end is separately connected multiple lamp beads, and the PCB control panel 30, lamp plate are set in the bulb lamp casing 20, institute The one end for stating bulb lamp casing 20 connects the lamp cap interconnecting piece 10, and the bulb lamp mask 50 connects the bulb lamp casing 20 The other end, the input terminal of the PCB control panel 30 connects the output end of the lamp cap interconnecting piece 10.

The PCB control panel 30 is equipped with power drives system and control system, the output end of the power drives system It is electrically connected the input terminal of the control system, the control system report power supply unit, control unit, data communication units, institute Communication unit connection described control unit communication is stated, the output end of described control unit connects the input terminal of the contact pin busbar, Control unit, communication unit and radio frequency unit is electrically connected in said supply unit.

The data communication units are using WIFI communication protocol or Bluetooth communication protocol；In the bulb lamp casing Upper end is set to fixed plate 201, and the fixed plate 201 is in circular ring shape；The bending angle of the curved socket needle 401 is 90 degree.

Described control unit include resistance R5, resistance R6, resistance 3, resistance R4, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, The 1st foot of metal-oxide-semiconductor Q4 and connecting terminal J2, the connecting terminal J2 connect the source electrode of the metal-oxide-semiconductor Q4, the metal-oxide-semiconductor Q4's Grid connects one end of the resistance R6, and the drain electrode of the other end and metal-oxide-semiconductor Q4 of the resistance R6 is grounded, the connecting terminal The 2nd foot of J2 connects the source electrode of the metal-oxide-semiconductor Q1, and the grid of the metal-oxide-semiconductor Q1 connects one end of the resistance R3, the wiring The 3rd foot of terminal J2 connects the source electrode of the metal-oxide-semiconductor Q2, and the grid of the metal-oxide-semiconductor Q2 connects one end of the resistance R4, described The 4th foot of connecting terminal J2 connects the source electrode of the metal-oxide-semiconductor Q3, and the grid of the metal-oxide-semiconductor Q3 connects one end of the resistance R5, The drain electrode of the metal-oxide-semiconductor Q1, the drain electrode of metal-oxide-semiconductor Q2 and the drain electrode of metal-oxide-semiconductor Q3 are grounded.

Said supply unit includes resistance R28, capacitor C7, capacitor C8, capacitor C9 and chip U1, and the 1st of the chip U1 the Foot is separately connected one end of the resistance R28 and one end of capacitor C7, and the 3rd foot of the chip U1 is separately connected the capacitor C8 One end, capacitor C8 one end and the 2nd foot of output voltage 3.3V, the chip U1, the other end of capacitor C7, capacitor C8 it is another The other end of one end and capacitor C9 are grounded.

The power drives system includes rectification unit, filter unit, drive control unit and DC output unit, described The output end of rectification unit connects the input terminal of the filter unit, and the output end of the filter unit connects the drive control The input terminal of unit, the output end of the drive control unit connect the input terminal of the DC output unit.

The drive control unit includes IC1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, electricity Hinder R7, resistance R8, resistance R9, resistance R10, capacitor C3, capacitor C4, capacitor C5, diode D1 and metal-oxide-semiconductor Q1, the chip IC 1 The 1st foot be separately connected one end of the resistance R6 and one end of resistance R7, the other end of the resistance R7 is separately connected described The other end of the drain electrode of one end of resistance R8, one end of resistance R9, the 3rd foot of chip IC 1 and metal-oxide-semiconductor Q1, the resistance R6 connects Connect the grid of the metal-oxide-semiconductor Q1, the 4th foot of the chip IC 1 be separately connected one end of the resistance R10, resistance R5 one end, One end of resistance R4 and one end of capacitor C4, the 6th foot of the chip IC 1 are separately connected one end of the capacitor C5, resistance R1 One end and resistance R3 one end, the other end of the resistance R1 connects one end of the resistance R2, and the resistance R3's is another End is separately connected one end of the capacitor C3 and the cathode of diode D1.

The DC output unit includes diode D2, inductance L2, capacitor C6 and resistance R11, one end of the inductance L2 It is separately connected the other end of the cathode of the diode D2, the other end of resistance R9 and resistance R8, the other end of the inductance L2 It is separately connected anode and the output of the anode of the capacitor C6, one end of resistance R11, the other end of resistance R10 and diode D1 Voltage.

The filter unit includes one end connection capacitor C1 of inductance L1, capacitor C1 and capacitor C2, the inductance L1 Anode, the other end of the inductance L1 is separately connected the source of the anode of the capacitor C2, the other end of resistance R2 and metal-oxide-semiconductor Q1 Pole.

The rectification unit includes the 1st foot connection input alternating current of rectifier bridge BD1 and fuse F1, the rectifier bridge BD1 N, the 2nd foot of the rectifier bridge BD1 are separately connected one end of the inductance L1 and the anode of capacitor C1, the rectifier bridge BD1's 3rd foot connects one end of the fuse F1, and the other end connection of the fuse F1 inputs alternating current L, the rectifier bridge BD1's The cathode of 4th foot, the cathode of capacitor C1 and capacitor C2 is grounded.

In view of bulb lamp Lamp cup otherwise be modeling alclad or be die casting aluminium, in addition lamp plate and aluminum substrate, right WiFi signal will cause shielding action.So the antenna part of WiFi mould group is raised on lamp plate in structure design, come true Information-preserving number.Mould group can not rise from that lamp plate is excessively high, can block shining for lamp bead, cause have shade on bulb lamp, and whole lamp shines Unevenly.To influence the illumination effect of entire bulb lamp.

In view of lamp plate and external member can cause shielding action and lamp bead to arrange to the illumination effect of whole lamp to WiFi signal It influences, therefore position aperture when designing lamp plate in lamp plate leans on is protected in the uniform upper lamp bead of arranging that makes a circle in lamp plate week Card allows mould group to rise from and the electric signal between lamp plate and power drives plate is allowed to be connected.90 ° of welding is curved on the pad of lamp plate The electric signal of lamp bead on needle connection lamp plate is arranged, welding row is female at power supply, and the curved row's needle in 90 be welded ° on lamp plate is inserted in Realize that lamp plate is connected with power drives on mother row being welded.To realize the electric signal of lamp bead and power drives phase on lamp plate Connection.Power supply and lamp plate are put into Lamp cup, screw is stamped and fixes, lamp cap is loaded onto and lampshade realizes the installation of whole lamp.

This partial circuit of luminescence unit is patch on aluminum substrate, then on the radiator for pressing to bulb lamp, then is led to It crosses lamp housing and realizes uniformly light-emitting.The lamp bead of luminescence unit uses 5050 RGB lamp bead, monochromatic 2835 lamp bead of lamp bead.

For ac input end for accessing 100-230V alternating current, rectification circuit is coupled to ac input end；Filter circuit coupling To rectification circuit；Driving circuit is coupled to the filter circuit；DC output circuit is coupled to the drive control circuit.Driving IC1 model in control circuit is BP2519, and the circuit of composition is non-isolated constant pressure and flow circuit.The detailed course of work It is to be rectified after entire power supply connects alternating current through gap bridge heap BD1, the π type then through C1, C2, L1 composition filters, since driving is controlled Circuit processed is internally integrated switching tube, and the logic circuit control switch pipe inside driving circuit is turned on and off, and gives inductive energy storage And release, realize that stable voltage and current exports by the control of drive control circuit.

Wherein, the U1 model SE8533 in linear voltage dropping circuit, function are the 23V voltage for exporting electric power driving module Drop to stable 3.3V voltage.

Realization dims multiple lamps, mixed colours, scene mode, colored breathing, color transformation and flashing Shi Nengtong stepping Row, breathing and color transformation are able to maintain synchronous effect after a period of time.

Each RGB lamp, including R lamp, G lamp and B lamp；The unit pad J1 includes multiple cathode pads, an anodic bonding Disk and two anchor pads.The multiple cathode pads and anode bond pad of the unit pad J1 are coupled in data communication module On pad J2 pad, two anchor pads are connected to the anchor pad of data communication module.The anode tap of the unit pad J1 Son is coupled to the anode of the LED monochromatic burner of concatenation, and the anode of the RGB lamp concatenated.The cathode and RGB monochromatic burner of LED monochromatic burner Cathode be coupled in the corresponding cathode pad of unit pad J1 after resistance current limliting.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of adjustable Intelligent lightening device of wireless control, it is characterised in that: the Intelligent lightening device includes bulb lamp face Cover, lamp plate, bulb lamp casing, lamp cap interconnecting piece, PCB control panel and multiple lamp beads, the lamp plate centre are equipped with oblong openings, Multiple curved socket needles are equipped with by the side long side of the opening, the front end back side of the PCB control panel is equipped with contact pin busbar, described The front end of PCB control panel passes through the opening, and the curved socket needle connects the contact pin busbar, and multiple lamp bead difference are uniform Be set to the lamp plate on, the output end of the curved socket needle is separately connected multiple lamp beads, the PCB control panel, lamp plate In the bulb lamp casing, one end of the bulb lamp casing connects the lamp cap interconnecting piece, and the bulb lamp mask connects The other end of the bulb lamp casing is connect, the input terminal of the PCB control panel connects the output end of the lamp cap interconnecting piece.

2. the adjustable Intelligent lightening device of wireless control according to claim 1, which is characterized in that the PCB control panel It is equipped with power drives system and control system, the output end of the power drives system is electrically connected the defeated of the control system Enter end, the control system includes power supply unit, control unit, data communication units, and the communication unit connects the control Unit communications, the output end of described control unit connect the input terminal of the contact pin busbar, and said supply unit electrically connects respectively Connect control unit, communication unit and radio frequency unit.

3. the adjustable Intelligent lightening device of wireless control according to claim 2, which is characterized in that the data communication list Member is using WIFI communication protocol or Bluetooth communication protocol；Upper end in the bulb lamp casing is set to fixed plate, described solid Fixed board is in circular ring shape；The bending angle of the curved socket needle is 90 degree.

4. the adjustable Intelligent lightening device of wireless control according to claim 3, which is characterized in that described control unit packet Resistance R5, resistance R6, resistance 3, resistance R4, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3, metal-oxide-semiconductor Q4 and connecting terminal J2 are included, it is described The 1st foot of connecting terminal J2 connects the source electrode of the metal-oxide-semiconductor Q4, and the grid of the metal-oxide-semiconductor Q4 connects one end of the resistance R6, The drain electrode of the other end and metal-oxide-semiconductor Q4 of the resistance R6 is grounded, and the 2nd foot of the connecting terminal J2 connects the metal-oxide-semiconductor Q1 Source electrode, the grid of the metal-oxide-semiconductor Q1 connects one end of the resistance R3, and the 3rd foot of the connecting terminal J2 connects the MOS The source electrode of pipe Q2, the grid of the metal-oxide-semiconductor Q2 connect one end of the resistance R4, and the 4th foot of the connecting terminal J2 connects institute The source electrode of metal-oxide-semiconductor Q3 is stated, the grid of the metal-oxide-semiconductor Q3 connects one end of the resistance R5, the drain electrode of the metal-oxide-semiconductor Q1, metal-oxide-semiconductor The drain electrode of Q2 and the drain electrode of metal-oxide-semiconductor Q3 are grounded.

5. the adjustable Intelligent lightening device of wireless control according to claim 4, which is characterized in that said supply unit packet It includes resistance R28, capacitor C7, capacitor C8, capacitor C9 and chip U1, the 1st foot of the chip U1 and is separately connected the resistance R28's One end and one end of capacitor C7, the 3rd foot of the chip U1 are separately connected one end of the capacitor C8, one end of capacitor C8 and defeated The 2nd foot of voltage 3.3V out, the chip U1, the other end of capacitor C7, the other end of the other end of capacitor C8 and capacitor C9 are equal Ground connection.

6. the adjustable Intelligent lightening device of wireless control according to claim 5, which is characterized in that the power drives system System includes rectification unit, filter unit, drive control unit and DC output unit, and the output end of the rectification unit connects institute The input terminal of filter unit is stated, the output end of the filter unit connects the input terminal of the drive control unit, the driving The output end of control unit connects the input terminal of the DC output unit.

7. the adjustable Intelligent lightening device of wireless control according to claim 6, which is characterized in that the drive control list Member includes IC1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, capacitor C3, capacitor C4, capacitor C5, diode D1 and metal-oxide-semiconductor Q1, the 1st foot of the chip IC 1 are separately connected the resistance One end of R6 and one end of resistance R7, the other end of the resistance R7 be separately connected one end of the resistance R8, resistance R9 one End, the 3rd foot of chip IC 1 and the drain electrode of metal-oxide-semiconductor Q1, the other end of the resistance R6 connects the grid of the metal-oxide-semiconductor Q1, described 4th foot of chip IC 1 is separately connected the one of one end of the resistance R10, one end of resistance R5, one end of resistance R4 and capacitor C4 End, the 6th foot of the chip IC 1 is separately connected one end of one end of the capacitor C5, one end of resistance R1 and resistance R3, described The other end of resistance R1 connects one end of the resistance R2, and the other end of the resistance R3 is separately connected one end of the capacitor C3 And the cathode of diode D1.

8. the adjustable Intelligent lightening device of wireless control according to claim 7, which is characterized in that the direct current output list Member includes that diode D2, inductance L2, capacitor C6 and resistance R11, one end of the inductance L2 are separately connected the diode D2's The other end of cathode, the other end of resistance R9 and resistance R8, the other end of the inductance L2 are being separately connected the capacitor C6 just Pole, one end of resistance R11, the other end of resistance R10 and diode D1 anode and output voltage.

9. the adjustable Intelligent lightening device of wireless control according to claim 8, which is characterized in that the filter unit packet Inductance L1, capacitor C1 and capacitor C2 are included, one end of the inductance L1 connects the anode of the capacitor C1, and the inductance L1's is another End is separately connected the source electrode of the anode of the capacitor C2, the other end of resistance R2 and metal-oxide-semiconductor Q1.

10. the adjustable Intelligent lightening device of wireless control according to claim 9, which is characterized in that the rectification unit It is connected including the 1st foot of rectifier bridge BD1 and fuse F1, the rectifier bridge BD1 and inputs alternating current N, the 2nd of the rectifier bridge BD1 the Foot is separately connected one end of the inductance L1 and the anode of capacitor C1, and the 3rd foot of the rectifier bridge BD1 connects the fuse F1 One end, the fuse F1 the other end connection input alternating current L, the 4th foot of the rectifier bridge BD1, the cathode of capacitor C1 and The cathode of capacitor C2 is grounded.