WO2017101231A1

WO2017101231A1 - Portable power circuit for lamp and lamp

Info

Publication number: WO2017101231A1
Application number: PCT/CN2016/076637
Authority: WO
Inventors: 丁柏平; 丁柏栋; 杨永平
Original assignee: 深圳市中孚能电气设备有限公司
Priority date: 2015-12-18
Filing date: 2016-03-17
Publication date: 2017-06-22
Also published as: CN105472821A

Abstract

A portable power circuit for a lamp, comprising a charging and discharging port (11), a charging module (12), a battery protection module (13), a lamp driving module (14) and a control module (16), and a boosting module (15). The control module (16), by receiving output signals fed back from the boosting module (15), coordinates and controls the charging of the charging module (12), the discharging of the boosting module (15) and the switching process of the lamp driving module (14). The invention solves the problem that the prior art lacks a lamp having portable power supply function. Also provided is a lamp having portable power supply function.

Description

Mobile power circuit and lamp for lamp

Technical field

The invention relates to a luminaire, in particular to a mobile power supply circuit of a luminaire.

Background technique

At present, the lamps on the market generally do not have mobile power functions, such as outdoor lights, which cannot supply power to other electronic devices, such as mobile phones and tablet computers. The existing mobile power supply usually has at least two interfaces for charging the mobile power source and for supplying power to the external electronic device. Of course, it can supply power for small LEDs, but usually the brightness is low, and the charging interface of the mobile power source is used. More, the program is complicated.

Summary of the invention

In view of this, an object of the embodiments of the present invention is to provide a mobile power circuit and a luminaire for a luminaire, which aims to solve the problem of the luminaire that does not directly function as a mobile power source in the prior art.

The mobile power supply circuit of the lamp provided by the invention comprises: a charging and discharging interface, a charging module, a battery protection module, a lamp driving module, a control module and a boosting module; wherein the charging and discharging interface is used for realizing the mobile power of the lamp Charging and discharging; the charging module is connected to the charging and discharging interface, and converts an input power voltage received from the charging and discharging interface into a charging voltage according to a first control signal of the control module, and outputs the external voltage to the external The battery of the mobile power circuit of the luminaire is charged; the battery protection module is connected to the output end of the charging module for protecting the charge and discharge of the battery; the luminaire driving module and the charging module The outputs are connected and according to the control module The second control signal is implemented to illuminate the luminaire; the boosting module is respectively connected to the output end of the charging module and the charging and discharging interface, and the voltage of the battery is boosted according to the third control signal of the control module. Outputting through the charging and discharging interface, and feeding back an output signal to the control module; the control module receiving an output signal fed back by the boosting module and controlling the charging module, the lamp driving module, and the boosting module work.

Preferably, the charging and discharging interface includes a positive DC+ and a negative DC-, wherein the negative DC-ground, the charging module includes a lithium battery charging management chip IC6, and an input pin 1 of the lithium battery charging management chip IC6 Both the pin 2 and the input pin 16 are connected to the positive DC+ of the charge and discharge interface. The chip select pin 13 is connected to the input pin 16 via a resistor R1. The chip select pin 13 is also connected to the first end of the switch Q1. Connected, the control end of the switch Q1 is connected to the control module via the resistor R2 to receive the first control signal, the second end of the switch Q1 is grounded, the output pin 3 of the lithium battery charge management chip IC6, the output lead The output terminal of the lithium battery charge management chip IC6 is connected to the first end of the inductor L1, and the second end of the inductor L1 is connected to the first end of the resistor R3. The second end serves as an output end of the charging module, the first end of the inductor L1 is coupled to the cathode of the diode D1, the anode of the diode D1 is grounded, and the capacitor C5 is connected in parallel with the two ends of the resistor R3. The first end is grounded via a capacitor C4, the resistor R The second end of the resistor is connected to the pin 9 of the lithium battery charge management chip IC6, and the second end of the resistor R3 is connected to the lithium battery charge management chip IC6. Pin 10 is connected.

Preferably, the battery protection module comprises an overcurrent and overvoltage detecting chip IC1, a switch tube group Q5, a resistor R8, a resistor R11 and a capacitor C9, wherein the first end of the resistor R8 serves as a An input end of the battery protection module is configured to connect a positive pole of the battery, a second end of the resistor R8 is connected to a first end of the capacitor C9, and a second end of the capacitor C9 is opposite to the switch tube group Q5 The first end is connected, the second end of the capacitor C9 is also used to connect the negative pole of the battery, the second end of the switch tube group Q5 is grounded, and the pin 5 of the overcurrent and overvoltage detecting chip IC1 is The first end of the capacitor C9 is connected, the pin 6 is connected to the second end of the capacitor C9, the pin 1 is connected to the first control end of the switch tube group Q5, and the pin 3 and the switch tube group Q5 The second control terminal is connected, and pin 2 is grounded via a resistor R11.

Preferably, the lamp driving module comprises a switch tube Q2, a resistor R12, a resistor R13 and a lamp LED, wherein the first end of the switch tube Q2 serves as an input end of the lamp driving module, and the control end and control of the switch tube Q2 The module is connected to receive a second control signal, the resistor R1 is connected between the first end of the switch tube Q2 and the control end, and the second end of the switch tube Q2 is connected to the anode of the lamp LED via the resistor R13. The cathode of the luminaire LED is grounded.

Preferably, the boosting module comprises a boosting chip IC9, a pin LX of the boosting chip IC9 is connected to a first end of the inductor L2, and a second end of the inductor L2 is used as an input end of the boosting module The pin IN of the boost chip IC9 is connected to the second end of the inductor L2, the pin IN is connected to the pin LB via the resistor R9, the pin LB is grounded via the resistor R10, and the pin LBO and the resistor R7 are connected. Connected to one end, the second end of the resistor R7 is grounded via a capacitor C7, the second end of the resistor R7 is connected to the pin SVout, and the pin PVout is connected to the second end of the resistor R7 and the first end of the resistor R4. The second end of the resistor R4 is grounded via a resistor R5, and the second end of the resistor R4 is further connected to the boosting chip IC9 pin FB, and the pin EN of the boosting chip IC9 is connected to the control module to receive the third Control signal, said The pin PVout is connected to the first end of the resistor R6 via a capacitor C8, the second end of the resistor R6 is connected to the pin EN, and the first end of the resistor R6 is grounded.

Preferably, the control module includes a control chip, and a power supply pin 1 of the control chip is connected to an output end of the charging module, and a first control pin 11 of the control chip is connected to the charging module, The second control pin 7 of the control chip is connected to the lamp driving module, the third control pin 6 of the control chip is connected to the boosting module, and the grounding pin 20 of the control chip is grounded, and the pin 17 is The switch 17 is connected to the output of the charging module via a resistor R14. The pin 16 is connected to the first cathode of the indicator RGLED, and the pin 15 is connected to the second cathode of the indicator RGLED. The anode of the indicator light RGLED is connected to the output end of the charging module via a resistor R15. The indicator light RGLED includes a first light emitting diode and a second light emitting diode, and the first light emitting diode is connected to the anode of the second light emitting diode. As the anode of the indicator light RGLED, the cathode of the first light emitting diode serves as a first cathode of the indicator light RGLED and a second cathode of the cathode indicator light RGLED of the second light emitting diode.

Preferably, the charging and discharging interface includes a capacitor C1 connected between the positive DC+ and the negative DC.

Preferably, the control module controls the charging module and the boosting module to operate independently.

Preferably, the switching transistor Q1 is an N-channel MOS transistor.

The present invention also provides a luminaire using a mobile power circuit of the above luminaire.

In the embodiment of the present invention, the control module synchronously controls the charging of the charging module, the discharging of the boosting module, and the opening of the lamp driving module by receiving the output signal fed back by the boosting module. In the process of shutting down, the circuit provides a luminaire with a mobile power function, which solves the problem of the lack of a luminaire with a mobile power function in the prior art. Moreover, since the control module controls the coordination work of charging and discharging according to the feedback output signal, the present invention can simultaneously achieve charging and discharging through a charging and discharging interface, simplifying the charging and discharging interface, and making the solution simpler.

DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description of the embodiments will be briefly described. It is obvious that the drawings in the following description are only some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without paying any creative work.

1 is a schematic block diagram of a mobile power supply circuit of a lamp according to the present invention;

2 is a circuit diagram of a mobile power supply circuit of a luminaire according to the present invention.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A specific embodiment of the present invention provides a mobile power supply circuit for a luminaire. As shown in FIG. 1 , the circuit includes a charging and discharging interface 11 , a charging module 12 , a battery protection module 13 , a luminaire driving module 14 , and a control module 16 . Module 15;

The charging and discharging interface 11 is configured to implement charging and discharging of the mobile power source of the luminaire;

The charging module 12 is connected to the charging and discharging interface 11 and converts the input power voltage received from the charging and discharging interface 11 into a charging voltage according to the first control signal of the control module 16, and outputs the voltage to the external connection. The battery of the mobile power circuit of the luminaire is thought to Charging it;

The battery protection module 13 is connected to the output end of the charging module 12 for protecting the charging and discharging of the battery;

The luminaire driving module 14 is connected to the output end of the charging module 12, and implements luminaire illumination according to the second control signal of the control module 16;

The boosting module 15 is respectively connected to the output end of the charging module 12 and the charging and discharging interface 11 , and boosts the voltage of the battery according to the third control signal of the control module 16 to pass the charging and discharging. The interface 11 outputs, and the output signal is fed back to the control module 16;

The control module 16 receives the output signal fed back by the boosting module 15 and controls the operations of the charging module 12, the lamp driving module 14, and the boosting module 15.

Specifically, the control module 16 can control the charging process of the charging module 12 and the discharging process of the boosting module 15 according to the output signal, wherein the charging process and the discharging process work independently.

The control module 16 of the present invention cooperatively controls the charging of the charging module 12, the discharging of the boosting module 15 and the switching process of the lamp driving module 14 by receiving the output signal fed back by the boosting module 15, and the circuit provides a mobile power supply. The function of the luminaire solves the problem of the lack of a luminaire with a mobile power function in the prior art.

Referring to FIG. 2, the present invention provides a specific circuit of a charge and discharge interface 11 including a positive DC+ and a negative DC-, wherein the negative DC-ground, the positive DC+ is connected to the input of the charging module 12. Preferably, the charging and discharging interface 11 includes a capacitor C1 connected between the positive DC+ and the negative DC- to make the input voltage during charging more stable. And make the output voltage at the time of discharge more stable.

Referring to FIG. 2, the present invention provides a specific circuit of a charging module 12, which includes a lithium battery charging management chip IC6, an input pin 1, an input pin 2, and an input of the lithium battery charging management chip IC6. The pin 16 is connected to the positive DC+ of the charge and discharge interface 11, and the chip select pin 13 is connected to the input pin 16 via a resistor R1. The chip select pin 13 is also connected to the first end of the switch Q1. The control end of the switch tube Q1 is connected to the control module 16 via the resistor R2 to receive the first control signal, the second end of the switch tube Q1 is grounded, and the output pin 3 and the output pin 4 of the lithium battery charge management chip IC6 The output pin 5 is connected to the output end of the lithium battery charge management chip IC6 and is connected to the first end of the inductor L1. The second end of the inductor L1 is connected to the first end of the resistor R3, and the second end of the resistor R3 is connected. As an output end of the charging module 12, a first end of the inductor L1 is coupled to a cathode of the diode D1, an anode of the diode D1 is grounded, and a capacitor C5 is connected in parallel across the resistor R3, and the resistor R3 is The first end is grounded via a capacitor C4, and the second end of the resistor R3 The first end of the resistor R3 is connected to the pin 8 of the lithium battery charge management chip IC6, and the second end of the resistor R3 is connected to the pin 9 of the lithium battery charge management chip IC6. Connected. The grounding pin 6, the grounding pin 7, the grounding pin 11, and the pin 12 of the lithium battery charging management chip IC6 are grounded, and the pin 10 is grounded via the capacitor C3.

The lithium battery charging management chip IC6 is configured to convert the voltage input from the charging and discharging interface 11 into a standard voltage to charge the battery, wherein the input pin 1, the input pin 2 and the input pin 16 are the input voltage positive input terminals, respectively. Vin, Vin and Vin, chip select pin 13 is lithium ion or lithium iron phosphate state chip select input CS, output pin 3, output pin 4, The output pin 5 is the built-in PMOSFET power tube drain connection points IX, IX and IX, the pins 6, 7 are the power ground gnd, the pin 8 is the positive current input sa of the output current detection, and the pin 9 is the battery voltage. Detection terminal bat, pin 10 is the internal power supply terminal vreg, pin 11 is the battery temperature detection input terminal ts, pin 12 is the trickle precharge current setting terminal rtrick, and pin 14 is the battery charging completion indicating end stdby, pin 15 is the state indicating end chrg during charging.

The switch transistor Q1 is an N-channel MOS transistor. Specifically, the drain of the MOS transistor serves as the first end of the switch transistor Q1, the source serves as the second terminal of the switch transistor Q1, and the gate serves as the control terminal of the switch transistor Q1.

The chip select pin 13 of the lithium battery charge management chip IC6 is active high. At this time, the lithium battery charge management chip IC6 works normally, and when the chip select pin 13 inputs a low level, the lithium battery charge management The chip IC6 stops working and the charging process is interrupted.

When the first control signal outputted by the control module 16 is at a high level, and the control terminal of the switch transistor Q1 is at a high level, the switch transistor Q1 is turned on, and the chip select pin 13 is grounded to a low level, and the lithium battery is charged. The management chip IC6 does not work; when the first control signal is low, the switch Q1 is turned off, and the chip select pin 13 is at a high level, at this time, the lithium battery charge management chip IC6 starts to work; the output of the control module 16 A control signal defaults to a low level.

2, the present invention provides a specific circuit of the battery protection module 13, the battery protection module 13 includes an overcurrent and overvoltage detection chip IC1, a switch tube group Q5, a resistor R8, a resistor R11 and a capacitor C9, wherein the resistor R8 The first end of the battery protection module 13 is connected to the positive terminal B+ of the battery, the second end of the resistor R8 is connected to the first end of the capacitor C9, and the second end of the capacitor C9 With the said switch tube group Q5 Connected to one end, the second end of the capacitor C9 is also used to connect the negative B- of the battery, the second end of the switch tube group Q5 is grounded, and the pin 5 of the overcurrent and overvoltage detecting chip IC1 is The first end of the capacitor C9 is connected, the pin 6 is connected to the second end of the capacitor C9, the pin 1 is connected to the first control end of the switch tube group Q5, and the pin 3 and the switch tube group Q5 The second control terminal is connected, and pin 2 is grounded via a resistor R11.

The overcurrent and overvoltage detection chip IC1 can be a battery protection chip for the battery, specifically SOT-23-6, wherein the pin 5 is the positive power input terminal VDD, the pin 6 is the negative power input terminal VSS, and the pin 1 is the discharge. The control FET gate connection terminal DO, the pin 3 charge control FET gate connection terminal CO, and the pin 2 are the overcurrent detection terminal VM.

Specifically, the switch tube group Q5 includes two switch tubes connected in series, the first ends of the two switch tubes are connected, and the second ends of the two switches are respectively used as the first end of the switch tube group Q5 and The second end, the control ends of the two switch tubes respectively serve as a first control end and a second control end of the switch tube group Q5. Preferably, the switch tube may be a MOS tube, the drain of the MOS tube serves as a first end of the switch tube, the source serves as a second end of the switch tube, and the gate serves as a control end of the switch tube. When both switch tubes of the switch tube group Q5 are turned on, the capacitor C9 is grounded, and the battery is normally charged; when any one of the switch tubes is turned off, the charging is stopped.

Among them, the overcurrent and overvoltage detection chip IC1 detects the charge and discharge of the external battery through pin 5 and pin 6, such as whether there is overcurrent or overvoltage; pin 1 and pin 3 output of overcurrent and overvoltage detection chip IC1 The signals are respectively used to indicate whether there is an overcurrent or an overvoltage, and the first control terminal and the second control terminal of the switch transistor group Q5 respectively receive the overcurrent signal and the overvoltage signal output by the overcurrent and overvoltage detection chip IC1. . For example, if the switch tube group Q5 is N When the charging and discharging process of the battery is normal, the signals output from the pin 1 and the pin 3 of the overcurrent and overvoltage detecting chip IC1 are all at a high level, and the switching tube group Q5 is turned on, and the battery is charged and discharged. Normally; when the battery charging and discharging process is abnormal, such as overcurrent or overvoltage, at least one of the signals output from pin 1 and pin 3 of the overcurrent and overvoltage detecting chip IC1 is at a low level. Q5 is turned off, and the battery charge and discharge process is terminated.

Referring to FIG. 2, the present invention provides a specific circuit of the lamp driving module 14, including a switch tube Q2, a resistor R12, a resistor R13, and a lamp LED. The first end of the switch tube Q2 serves as an input end of the lamp driving module 14. The control end of the switch tube Q2 is connected to the control module 16 for receiving a second control signal. The resistor R1 is connected between the first end of the switch tube Q2 and the control end, and the switch tube Q2 is The two ends are connected to the anode of the lamp LED via a resistor R13, and the cathode of the lamp LED is grounded.

The switch tube Q2 can be a MOS tube. Specifically, the source of the MOS tube serves as the first end of the switch tube Q2, the drain serves as the second end of the switch tube Q1, and the gate serves as the control end of the switch tube Q2.

When the switch tube Q2 is turned on, the above LED operation of the lamp can be used for illumination, and when the switch tube is turned off, the lamp LED stops working. When the switching transistor Q2 is a P-channel MOS transistor, when the second control signal outputted by the control module 16 is at a low level, the switching transistor Q2 is turned on, and when the switching transistor Q2 is an N-channel MOS transistor, the output of the control module 16 is When the two control signals are at a high level, the switching transistor Q2 is turned on.

Referring to FIG. 2, the present invention provides a specific circuit of the boosting module 15, including a boosting chip IC9. The pin LX of the boosting chip IC9 is connected to the first end of the inductor L2, and the second of the inductor L2. As the input end of the boosting module, the boosting chip IC9 The pin IN is connected to the second end of the inductor L2, the pin IN is connected to the pin LB via the resistor R9, the pin LB is grounded via the resistor R10, and the pin LBO is connected to the first end of the resistor R7, the resistor The second end of the R7 is grounded via a capacitor C7, the second end of the resistor R7 is connected to the pin SVout, the pin PVout is connected to the second end of the resistor R7 and the first end of the resistor R4, and the second end of the resistor R4 is The resistor R5 is grounded, and the second end of the resistor R4 is further connected to the boosting chip IC9 pin FB, and the pin EN of the boosting chip IC9 is connected to the control module to receive a third control signal, the pin The PVout is connected to the first end of the resistor R6 via a capacitor C8, the second end of the resistor R6 is connected to the pin EN, and the first end of the resistor R6 is grounded.

The boosting chip IC9 is configured to convert the standard voltage on the battery side into a voltage outputted from the charging and discharging interface 11, and the output voltage of the pin PVout is divided by the resistor R4 and the resistor R5 and fed back to the boosting chip IC9 pin FB. Form feedback control. The pin EN of the boosting chip IC9 is active high. When the third control signal outputted by the control module 16 is at a high level, the boosting chip IC9 starts to work, and when the third control signal is low, the boosting The chip IC 9 stops working. When the battery voltage is too low to supply power to the external device, the control module 16 controls the boost module 15 to stop operating.

The charging and discharging interface of the mobile power source of the lamp provided by the invention can realize charging and discharging, but charging and discharging are two independent processes, which cannot be performed at the same time, and the control module 16 controls the charging module 12 and the boosting module 15 to operate independently. For example, when the first control signal is at a low level, the third control signal is also at a low level, at which time the charging module 12 operates, and the boosting module 15 does not operate, and vice versa.

Referring to FIG. 2, the present invention provides a specific circuit of the control module 16, including control a chip, a power supply pin 1 of the control chip is connected to an output end of the charging module 12, a first control pin 11 of the control chip is connected to the charging module 12, and a second control of the control chip The pin 7 is connected to the lamp driving module 14. The third control pin 6 of the control chip is connected to the second end of the resistor R6 of the boosting module 15, and the grounding pin 20 of the control chip is grounded. The pin 17 is grounded via the switch SW1. The pin 17 is also connected to the output of the charging module 12 via a resistor R14. The pin 16 is connected to the first cathode of the indicator RGLED, and the pin 15 and the indicator RGLED are The two cathodes are connected, and the anode of the indicator light RGLED is connected to the output end of the charging module 12 via a resistor R15. The indicator light RGLED includes a first light emitting diode and a second light emitting diode, and the first light emitting diode and the second light emitting diode The anode of the light emitting diode is connected as the anode of the indicator light RGLED, and the cathode of the first light emitting diode serves as the first cathode of the indicator light RGLED and the second cathode of the cathode indicator light RGLED of the second light emitting diode. The control chip can be an MCU or a DSP or the like.

When the switch SW1 is operated, the pin 17 of the control chip receives the pulse edge signal, and at this time, the second control pin 7 is controlled to output a low level, so that the lamp LED in the lamp driving module 14 operates to illuminate.

The indicator light RGLED is used to indicate the working state of the moving power circuit of the lamp. When the first cathode or the second cathode of the indicator light RGLED is at a low level, the first light emitting diode or the second light emitting diode operates. Specifically, the first light emitting diode may indicate whether the charging process is effective, and is connected to the pin 16 of the control module 16, and the second light emitting diode may indicate whether the discharging process is effective, and is connected to the pin 15 of the control module 16. When the mobile power circuit of the luminaire operates in a charging state, the first of the control module 16 The control pin 11 outputs a low level to control the operation of the charging module 12, and the third control pin 6 outputs a low level to control the boosting module 15 to be inoperative, while the pin 16 outputs a low level and the pin 17 outputs a high level. The first LED is illuminated, and the second LED is not working; when the mobile power circuit of the lamp is in the discharge state, the working principle is similar to the above, and details are not described herein.

The mobile power circuit of the lamp provided by the invention controls the charging module 12 and the boosting module 15 to operate independently, and controls the coordination work of charging and discharging, so that the invention can simultaneously realize charging and discharging through a charging and discharging interface, simplifying charging. The discharge interface makes the solution simpler. The charging and discharging process can be realized through a charging and discharging interface, which reduces the number of charging and discharging interfaces and makes the solution simpler.

The invention also provides a luminaire comprising a mobile power circuit of the luminaire described above.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims

A mobile power supply circuit for a lamp, characterized in that the circuit comprises a charging and discharging interface, a charging module, a battery protection module, a lamp driving module, a control module and a boosting module;

Wherein the charging and discharging interface is used for realizing charging and discharging of the mobile power source of the lamp;

The charging module is connected to the charging and discharging interface, and converts an input power voltage received from the charging and discharging interface into a charging voltage according to a first control signal of the control module, and outputs the signal to the externally connected to the lamp The battery of the power circuit is charged for it;

The battery protection module is connected to an output end of the charging module for protecting the charging and discharging of the battery;

The luminaire driving module is connected to the output end of the charging module, and realizes luminaire illumination according to the second control signal of the control module;

The boosting module is respectively connected to the output end of the charging module and the charging and discharging interface, and the voltage of the battery is boosted according to a third control signal of the control module, and then output through the charging and discharging interface, and Outputting an output signal to the control module;

The control module receives an output signal fed back by the boosting module and controls operations of the charging module, the luminaire driving module, and the boosting module.
The mobile power supply circuit of the luminaire according to claim 1, wherein the charging and discharging interface comprises a positive DC+ and a negative DC-, wherein the negative DC-ground, the charging module comprises a lithium battery charging management chip IC6, Lithium battery charge management chip IC6 Input pin 1, input pin 2 and input pin 16 are both connected to the positive DC+ of the charge and discharge interface, and the chip select pin 13 is connected to the input pin 16 via a resistor R1, and the chip select pin 13 is also The first end of the switch tube Q1 is connected, the control end of the switch tube Q1 is connected to the control module via the resistor R2 to receive the first control signal, the second end of the switch tube Q1 is grounded, and the lithium battery charge management chip IC6 The output pin 3, the output pin 4, and the output pin 5 are connected as the output end of the lithium battery charge management chip IC6 is connected to the first end of the inductor L1, and the second end of the inductor L1 is connected to the first end of the resistor R3. a second end of the resistor R3 serves as an output end of the charging module, a first end of the inductor L1 is coupled to a cathode of the diode D1, an anode of the diode D1 is grounded, and a first end of the resistor R3 is The capacitor C4 is grounded, the second end of the resistor R3 is grounded via a capacitor C6, a capacitor C5 is connected in parallel across the resistor R3, and the first end of the resistor R3 and the pin 8 of the lithium battery charge management chip IC6 Connected, the second end of the resistor R3 and the lithium battery charging management chip IC6 Pin 9 is connected.
The mobile power supply circuit of the luminaire according to claim 1, wherein the battery protection module comprises an overcurrent and overvoltage detecting chip IC1, a switching transistor group Q5, a resistor R8, a resistor R11 and a capacitor C9, wherein the resistor R8 is One end serves as an input end of the battery protection module and is used to connect a positive pole of the battery, a second end of the resistor R8 is connected to a first end of the capacitor C9, and a second end of the capacitor C9 is connected to the switch The first end of the tube group Q5 is connected, the second end of the capacitor C9 is also used to connect the negative pole of the battery, the second end of the switch tube group Q5 is grounded, and the overcurrent and overvoltage detecting chip IC1 is cited. The pin 5 is connected to the first end of the capacitor C9, the pin 6 is connected to the second end of the capacitor C9, and the pin 1 is connected to the first control end of the switch tube group Q5, the pin 3 is Switch tube group Q5 The second control terminal is connected, and the pin 2 is grounded via the resistor R11.
The illuminating power supply circuit of the luminaire according to claim 1, wherein the luminaire driving module comprises a switching tube Q2, a resistor R12, a resistor R13 and a luminaire LED, wherein the first end of the switch tube Q2 serves as the luminaire driving module The control end of the switch tube Q2 is connected to the control module for receiving a second control signal, and the resistor R1 is connected between the first end of the switch tube Q2 and the control end, the switch tube Q2 The second end of the lamp is connected to the anode of the lamp LED via a resistor R13, and the cathode of the lamp LED is grounded.
The mobile power supply circuit of the luminaire according to claim 1, wherein the boosting module comprises a boosting chip IC9, and a pin LX of the boosting chip IC9 is connected to a first end of the inductor L2, the inductor The second end of L2 is used as an input end of the boosting module, the pin IN of the boosting chip IC9 is connected to the second end of the inductor L2, and the pin IN is connected to the pin LB via the resistor R9, and the pin is connected. The LB is grounded via a resistor R10, the pin LBO is connected to the first end of the resistor R7, the second end of the resistor R7 is grounded via a capacitor C7, and the second end of the resistor R7 is connected to the pin SVout, the pin PVout and the resistor The second end of the R7 is connected to the first end of the resistor R4, the second end of the resistor R4 is grounded via the resistor R5, and the second end of the resistor R4 is also connected to the boosting chip IC9 pin FB, the boosting chip IC9 The pin EN is connected to the control module to receive a third control signal, the pin PVout is connected to the first end of the resistor R6 via a capacitor C8, and the second end of the resistor R6 is connected to the pin EN. The first end of the resistor R6 is grounded.
The mobile power supply circuit of the luminaire according to claim 1, wherein the control module comprises a control chip, and a power supply pin 1 of the control chip is connected to an output end of the charging module, and the control chip is a control pin 11 and the charging module Connected, the second control pin 7 of the control chip is connected to the lamp driving module, the third control pin 6 of the control chip is connected to the boosting module, and the grounding pin 20 of the control chip is grounded. The pin 17 is grounded via the switch SW1. The pin 17 is also connected to the output of the charging module via a resistor R14. The pin 16 is connected to the first cathode of the indicator RGLED, and the pin 15 and the indicator RGLED are The two cathodes are connected, and the anode of the indicator light RGLED is connected to the output end of the charging module via a resistor R15. The indicator light RGLED includes a first light emitting diode and a second light emitting diode, and the first light emitting diode and the second light emitting diode The anode of the diode is connected as the anode of the indicator light RGLED, and the cathode of the first light-emitting diode serves as the first cathode of the indicator light RGLED and the second cathode of the cathode indicator light RGLED of the second light-emitting diode.
The mobile power supply circuit of the luminaire according to claim 2, wherein the charge and discharge interface comprises a capacitor C1 connected between the positive DC+ and the negative DC.
The mobile power supply circuit of the luminaire of claim 1, wherein the control module controls the charging module and the boosting module to operate independently.
A mobile power supply circuit for a luminaire according to claim 2, wherein said switching transistor Q1 is an N-channel MOS transistor.
A luminaire characterized by comprising a mobile power supply circuit of the luminaire according to any one of claims 1 to 8.