CN216362370U

CN216362370U - Solar energy wall lamp circuit

Info

Publication number: CN216362370U
Application number: CN202122964934.5U
Authority: CN
Inventors: 张丁友
Original assignee: Shenzhen Aschip Tech Co ltd
Current assignee: Shenzhen Aschip Tech Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-04-22
Anticipated expiration: 2031-11-27

Abstract

The application relates to a solar wall lamp circuit, which comprises a power supply module, a power supply module and a power supply module, wherein the power supply module comprises a first power supply output end and a second power supply output end; the photovoltaic power generation module is used for charging the power supply module; the voltage detection module comprises a voltage sampling end, the voltage sampling end is connected to the power output end of the photovoltaic power generation module, and the voltage detection module is used for sampling the output voltage of the photovoltaic power generation module; the control module comprises a sampling receiving end and an LED control end, a first power output end of the power supply module is connected to a power input end of the control module, and the sampling receiving end is connected with the voltage sampling end; and the driving module comprises a driving end, the power input end of the driving module is connected to the second power output end of the power supply module, the driving end of the driving module is connected to the LED control end of the control module, and the driving module is used for controlling the working state of the load. The method and the device have the effect that the environment detection is not easily influenced by external factors.

Description

Solar energy wall lamp circuit

Technical Field

The application relates to the technical field of energy-saving and environment-friendly lamps, in particular to a solar wall lamp circuit.

Background

At present, a photovoltaic power generation system is widely applied due to the characteristics of cleanness, safety, convenience, high efficiency and the like of solar photovoltaic power generation.

In the correlation technique, solar panel among the solar energy wall lamp generates electricity, stores the electric energy in power module, and solar panel and power module constitute photovoltaic power module jointly for provide the power for the device operation, realize the work of lamps and lanterns. But current solar energy wall lamp generally detects daytime and night through photosensitive sensor to the operating condition who feeds back to control module and control lamps and lanterns, such detection often receives environmental factor to influence, makes the device work unusual, and the performance requirement to photosensitive sensor is higher moreover, leads to the work efficiency of device not high.

The related technologies have the defect that environmental detection is easily affected by external factors.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that easily receives external factor influence to environmental detection, this application provides a solar energy wall lamp circuit.

The application provides a solar energy wall lamp circuit adopts following technical scheme:

a solar wall lamp circuit comprises a power supply module, wherein the power supply module comprises a power supply input end, a first power supply output end and a second power supply output end; the charging end of the photovoltaic power generation module is connected to the power input end of the power supply module, and the photovoltaic power generation module is used for charging the power supply module; the voltage detection module comprises a voltage sampling end and a voltage output end, the voltage sampling end is connected to the power output end of the photovoltaic power generation module, and the voltage detection module is used for sampling the output voltage of the photovoltaic power generation module; the control module comprises a power input end, a sampling receiving end and an LED control end, wherein the first power output end of the power supply module is connected with the power input end of the control module, and the sampling receiving end is connected with the voltage sampling end; the driving module comprises a power input end and a driving end, the power input end of the driving module is connected to the second power output end of the power supply module, the driving end of the driving module is connected to the LED control end of the control module, and the driving module is used for controlling the working state of a load.

By adopting the technical scheme, when the device works, as the illumination is stronger, the voltage of the photovoltaic power generation module is higher, the voltage detection module detects the output voltage in the photovoltaic power generation module to judge day or night, the information is transmitted through the voltage sampling end, and the control module controls the working state of the load through the driving module after receiving the information through the sampling receiving end. Compared with a sensor with high sensitivity used in the related art, the environment is judged by detecting the voltage of the photovoltaic power generation module without adding an additional sensor, so that the environment is detected more accurately, the cost is reduced, and further, the working efficiency of the device is improved.

Optionally, the photovoltaic power generation module includes diode D1 and solar panel, diode D1's anode end connect in solar panel's power output terminal, diode D1's cathode terminal constitutes the power output terminal of photovoltaic power generation module, diode D1's cathode end connect in power module's power input terminal.

Through adopting above-mentioned technical scheme, the setting of diode D1 has reduced the reverse current that the power module produced to the life of photovoltaic power generation module has been prolonged.

Optionally, still include the voltage sampling module, the voltage sampling module connect in the power module with between the control module, the voltage sampling module is including third resistance R3 and the fourth resistance R4 of establishing ties, third resistance R3 with the second power output end of power module connects, fourth resistance R4 is connected with power ground, third resistance R3 with constitute the sample termination between the fourth resistance R4, the control module is including the sampling receiving terminal, the sample termination with the sampling receiving terminal is connected.

By adopting the technical scheme, the voltage sampling circuit is arranged to sample the voltage of the power supply module, and the control module controls the detection state of the voltage detection module and controls the on or off of the circuit between the control module and the load interface according to the voltage of the power supply module after the control module obtains the voltage of the power supply module through the sampling receiving end, so as to control the working state of the device.

Optionally, the power supply device further comprises a battery protection module, wherein the battery protection module comprises a power input end and a battery control end, the power input end of the battery protection module is connected to the second power output end of the power supply module, the battery control end of the battery protection module is connected to the power input end of the power supply module, and the battery protection module is used for controlling the circuit in the power supply module to be switched on or switched off.

By adopting the technical scheme, the battery protection module realizes the protection of charging and discharging the battery by controlling the on-off of the circuit in the power supply module, improves the safety of charging and discharging the battery and ensures that the characteristic of the battery is not easy to deteriorate.

Optionally, the battery protection module includes a protection chip U2, a first MOS transistor Q1 and a second MOS transistor Q2, the protection chip U2 comprises a power input terminal, a current detection terminal CS for detecting a discharge current, a charge protection control terminal OC, a discharge protection control terminal OD and an analog ground GND, the power supply input end of the protection chip U2 is connected to the first power supply output end of the power supply module, the gate of the first MOS transistor Q1 is connected to the charging protection control terminal OC, the gate of the second MOS transistor Q2 is connected to the discharging protection control terminal OD, the drain of the first MOS transistor Q1 is connected to the drain of the second MOS transistor Q2, the source of the first MOS transistor Q1 is connected to the current detection terminal CS, the source of the second MOS transistor Q2 is connected to the power input terminal of the power supply module, and the analog ground GND is connected between the source of the second MOS transistor Q2 and the power input terminal of the power supply module.

By adopting the technical scheme, the current detection end CS of the protection chip U2 detects the current of the power supply module, and when the protection chip U2 detects that the power supply module is overcharged, the charging protection control end OC controls the first MOS tube Q1 to be not conducted, so that the power supply module stops charging. When the protection chip U2 detects that the power supply module is over-discharged, the discharge protection control end OD controls the second MOS tube Q2 to be not conducted, so that the power supply module stops discharging; the protection of charging and discharging of the battery is realized, and the service life of the battery is further prolonged.

Optionally, the power supply module includes a power supply module and a voltage stabilizing module, a power supply input end of the power supply module constitutes a power supply input end of the power supply module, a power supply input end of the power supply module is connected to a power supply output end of the photovoltaic power generation module, and a power supply output end of the power supply module constitutes a second power supply output end of the power supply module; the voltage input end of the voltage stabilizing module is connected to the power output end of the power supply module, and the voltage output end of the voltage stabilizing module forms a first power output end of the power supply module.

By adopting the technical scheme, the voltage stabilizing module enables the voltage output by the power supply module to the control module to be kept stable, so that the service life of the control module is prolonged.

Optionally, the detection module further comprises a detection module, the detection module comprises a human body pyroelectric infrared sensor PIR for human body detection, the positive end of a power supply of the human body pyroelectric infrared sensor PIR is connected with the voltage output end of the voltage stabilization module, the signal end of the human body pyroelectric infrared sensor PIR is connected with the control module, and the negative end of the power supply of the human body pyroelectric infrared sensor PIR is grounded.

By adopting the technical scheme, the human body pyroelectric infrared sensor PIR is used for detecting infrared rays emitted by a human body, and the control module reads data of the human body pyroelectric infrared sensor PIR so as to control the load interface.

Optionally, the driving module includes a switch module and a load interface, the switch module is connected between the LED control end and the load interface, and the switch module is configured to control a circuit between the control module and the load interface to be turned on or off.

By adopting the technical scheme, the switch module is arranged, so that the control module controls the load interface by controlling the switch module.

Optionally, a current limiting resistor is connected between the power output end of the power supply module and the voltage input end of the load interface.

By adopting the technical scheme, the current-limiting resistor is arranged, so that the electric appliance connected with the load interface is not easy to overload, and the safety of the circuit is improved.

Optionally, the switch module includes a MOS transistor Q3, a gate of the MOS transistor Q3 is connected to the LED control terminal of the control module, a drain of the MOS transistor Q3 is connected to the voltage output terminal of the load interface, and a source of the MOS transistor Q3 is grounded.

By adopting the technical scheme, the MOS tube Q3 is connected between the control module and the load interface in series, so that the lamp of the load interface can be switched on and off rapidly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the output voltage in the photovoltaic power generation module is detected through the voltage detection module to judge day time or night, information is transmitted through the voltage sampling end, and after the control module receives the information through the sampling receiving end, the working state of a load is controlled through the driving module. Compared with the sensor with high sensitivity used in the related technology, the environment is judged by detecting the voltage of the photovoltaic power generation module without adding an additional sensor, so that the environment detection is more accurate, the cost is reduced, and the working efficiency of the device is further improved;

2. the voltage sampling circuit is arranged to sample the voltage of the power supply module, and the control module controls the detection state of the voltage detection module and controls the connection or the disconnection of a circuit between the control module and a load interface according to the voltage of the power supply module after the control module obtains the voltage of the power supply module through the sampling receiving end, so as to control the working state of the device;

3. the battery protection module controls the circuit in the power supply module to be switched on or off to realize the charge and discharge protection of the battery, so that the charge and discharge safety of the battery is improved, and the characteristic of the battery is not easy to deteriorate.

Drawings

Fig. 1 is a block diagram of the overall structure of the embodiment of the present application.

Fig. 2 is a schematic circuit diagram of a power supply module, a battery protection module, and a detection module according to an embodiment of the present application.

Fig. 3 is a schematic circuit diagram of a control module, a voltage detection module, a voltage sampling module and a photovoltaic power generation module according to an embodiment of the present application.

Fig. 4 is a schematic circuit diagram of a driving module according to an embodiment of the present application.

Description of reference numerals: 101. a power supply module; 1011. a power supply module; 1012. a voltage stabilization module; 102. a photovoltaic power generation module; 103. a voltage detection module; 104. a control module; 105. a voltage sampling module; 106. a battery protection module; 107. a detection module; 108. a drive module; 1081. a switch module; 1082. a load interface.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a solar wall lamp circuit.

Referring to fig. 1, a solar wall lamp circuit includes a power supply module 101, a photovoltaic power generation module 102, a voltage detection module 103, a control module 104, and a driving module 108. The photovoltaic power generation module 102 converts light energy into electric energy to charge the power supply module 101, the power supply module 101 provides power for the control module 104, the voltage detection module 103 is connected to the photovoltaic power generation module 102 and the control module 104, the voltage detection module 103 transmits the sampled output voltage of the photovoltaic power generation module 102 to the control module 104, and the control module 104 analyzes the output voltage to judge the external environment, so that the working state of a load is controlled.

Referring to fig. 2 and 3, in this embodiment, the power supply module 101 includes a power supply module 1011 and a voltage regulation module 1012, the power supply module 1011 is a lithium battery, a voltage output end of the voltage regulation module 1012 serves as a first power output end of the power supply module 101, and a power output end of the power supply module 1011 serves as a second power output end of the power supply module 101. The photovoltaic power generation module 102 includes a diode D1 and a solar panel that charges a lithium battery. The voltage detection module 103 comprises a first resistor R1 and a second resistor R2 which are connected in series, the first resistor R1 is connected with a power output end S + of the solar panel, the second resistor R2 is connected with a power input end S-of the solar panel, a voltage sampling end is formed between the first resistor R1 and the second resistor R2 and connected with the control module 104, the control module 104 samples the output voltage of the solar panel and controls the working state of the load through the driving module according to the output voltage.

An anode terminal of the diode D1 is connected between the power output terminal of the photovoltaic power generation module 102 and the first resistor R1, and a cathode terminal of the diode D1 serves as the power output terminal of the photovoltaic power generation module 102 and is connected to the power input terminal of the power supply module 101.

The diode D1 is a Schottky diode, the model of the diode D1 is SS14, the forward conduction voltage drop of the diode is small, the forward conduction voltage drop of the diode D1 is small, the loss energy is low, the utilization rate of the photovoltaic power generation module 102 on solar energy is increased, and the charging efficiency of the photovoltaic power generation module 102 on the power supply module 101 is improved. The diode D1 reduces the reverse current generated by the power supply module 101, thereby extending the useful life of the photovoltaic power generation module 102.

The control module 104 comprises a control chip U1 and a switch key S1, wherein the control chip U1 can select a chip with the model number of AS 253-8A. The control chip U1 includes a power input terminal VDD, a first LED control terminal pin P00, a second LED control terminal pin P01, a voltage sampling terminal pin P02, a switch terminal pin P03, a signal reading terminal pin P04, a sampling receiving terminal pin P05, and a ground terminal pin GND. The sampling receiving terminal pin P05 is connected to the voltage sampling terminal of the voltage detection module, and the power input terminal VDD of the control chip U1 and the ground terminal pin GND are connected in series to a seventh capacitor C7.

One end of the switch key S1 is connected to a switch end pin P03, and the other end of the switch key S1 is grounded; in the embodiment of the application, the switch key S1 is an output mode control key, the switch key S1 is in an off state when not pressed, the switch key is turned on and grounded within the pressing time, and the switch key S1 controls multiple output modes by different pressing times; the operating state of the control chip U1 can be controlled through the switch keys S1 so as to convert different operating modes, the output mode of the solar wall lamp circuit is interfered from the outside, and the lamp is conveniently controlled.

Referring to fig. 3 and 4, the voltage sampling module 105 is connected between the power supply module 101 and the control module 104, the voltage sampling module 105 includes a third resistor R3 and a fourth resistor R4 which are connected in series, the third resistor R3 is connected with the second power output end of the power supply module 101, the fourth resistor R4 is grounded, a sampling end is formed between the third resistor R3 and the fourth resistor R4, and a voltage sampling end pin P02 of the control chip U1 is connected with the sampling end. The voltage sampling is carried out on the power supply module 101 in a resistance voltage division mode, and after the control module 104 obtains the voltage of the power supply module 101 through the voltage sampling terminal pin P02, the detection state of the voltage detection module 103 and the on/off of a circuit in the control driving module 108 are controlled according to the voltage, so that the working states of the illuminating lamp and the mosquito killer lamp are controlled.

The driving module 108 includes a switch module 1081 and a load interface 1082, an input end of the switch module 1081 constitutes a driving end of the driving module 108, and the switch module 1081 can control a circuit between the power supply module 101 and the load interface 1082 to be turned on or off, so as to control the load interface 1082. The switch module 1081 comprises a first switch module and a second switch module, the load interface 1082 comprises a first load interface and a second load interface, the first LED control terminal pin P00 is connected to the first switch module, the first switch module is connected to the first load interface, and the first load interface is provided with a lighting lamp; and a pin P01 of a second LED control end is connected with a second switch module, the second switch module is connected with a second load interface, and the mosquito killer lamp is installed on the second load interface. In the daytime, the stronger the illumination is, the higher the voltage of the solar panel is, and the low level is in the nighttime, and by using the characteristic, the control module 104 detects the voltage of the solar panel through the voltage detection module 103 to judge the daytime or the nighttime. If the judgment result is daytime, the control module 104 controls the lighting lamp and the mosquito killer lamp to be turned off; if the judgment result is at night, the control module 104 controls the mosquito killer lamp to be turned on. The environment is judged by detecting the voltage of the solar panel, so that the environment detection is more accurate, the device is not easy to work abnormally, and the working efficiency of the device is improved.

The first switch module in the switch module 1081 includes a MOS transistor Q3, a gate of the MOS transistor Q3 is connected to the first LED control terminal pin P00 of the control module 104, a drain of the MOS transistor Q3 is connected to the negative a-of the first load interface, and a source of the MOS transistor Q3 is grounded; a seventh resistor R7 is connected between the gate of the MOS transistor Q3 and the first LED control terminal pin P00 of the control module 104, and an eighth resistor R8 is connected in parallel between the gate of the MOS transistor Q3 and the source of the MOS transistor Q3.

The second switch module of the switch module 1081 includes a MOS transistor Q4, a gate of the MOS transistor Q4 is connected to the second LED control terminal pin P01 of the control module 104, a drain of the MOS transistor Q4 is connected to the negative a-of the second load interface, and a source of the MOS transistor Q4 is grounded; a ninth resistor R9 is connected between the gate of the MOS transistor Q4 and the second LED control terminal pin P01 of the control module 104, and a tenth resistor R10 is connected in parallel between the gate of the MOS transistor Q4 and the source of the MOS transistor Q4.

An MOS transistor Q3 or an MOS transistor Q4 is connected in series between the control module 104 and the load interface 1082, and the lighting lamp or the mosquito killer lamp can be turned on or off quickly only by controlling the chip U1 to output a high level. So set up, still can realize pulse width modulation PWM and adjust luminance for the difficult chromatogram skew that produces of light. The seventh resistor R7 and the ninth resistor R9 are arranged as current-limiting resistors, so that the brightness of the illuminating lamp and the mosquito killer lamp can be adjusted.

The switch module 1081 further includes a current limiting resistor coupled between the power output of the power module 101 and the voltage input of the load interface 1082. Specifically, an eleventh resistor R11, a twelfth resistor R12 and a thirteenth resistor R13 are connected in parallel between the positive electrode a + of the first load interface and the power output end of the battery respectively. A fourteenth resistor R14, a fifteenth resistor R15 and a sixteenth resistor R16 are connected in parallel between the positive electrode A + of the second load interface and the power output end of the battery respectively. The setting of current-limiting resistor makes difficult emergence overload of light and mosquito killer lamp, has improved the security of circuit.

In this embodiment, when the control chip U1 detects that the battery voltage is less than 2.8V through the voltage sampling module 105, the lighting lamp and the mosquito killer lamp are controlled to be turned off in order to keep the operation inside the device for a long time, so that the device has low power consumption; when the battery voltage is greater than 3V, the control chip U1 will continue to detect the output voltage of the solar panel through the voltage detection module 103.

Referring to fig. 2, in order to improve the safety of battery charging and discharging and prevent the battery characteristics from being deteriorated, a battery protection module 106 is connected to the power supply module 101; the battery protection module 106 comprises a protection chip U2, a first MOS transistor Q1 and a second MOS transistor Q2, wherein the protection chip U2 is a chip with an optional model number of DW01 AZ. The protection chip U2 includes power input VCC, charge protection control end OC, discharge protection control end OD and current detection end CS, and the both ends of battery are parallelly connected to have first electric capacity C1, and the fifth resistance R5 is established ties between the power output of battery and first electric capacity C1, and the power input VCC and the fifth resistance R5 of protection chip U2 are connected.

The gate of the first MOS transistor Q1 is connected to the charging protection control end, the gate of the second MOS transistor Q2 is connected to the discharging protection control end, the drain of the first MOS transistor Q1 is connected to the drain of the second MOS transistor Q2, the source of the first MOS transistor Q1 is grounded, the source of the second MOS transistor Q2 is connected to the analog ground GND of the protection chip U2, the current detection end CS is connected to the sixth resistor R6, and the sixth resistor R6 is grounded. Specifically, through the above connection, when the battery protection module 106 operates, the internal resistances of the first MOS transistor Q1 and the second MOS transistor Q2 are detected as an overcurrent critical current, and when the power supply module 101 is charged, the charging protection control terminal outputs a high level; when the protection chip U2 detects overcharge, the charge protection control terminal outputs a low level to turn off the first MOS transistor Q1, thereby stopping charging. When the power supply module 101 discharges, the discharge protection control end outputs a high level; when the protection chip U2 detects the over-discharge, the discharge protection control terminal outputs a low level to turn off the second MOS transistor Q2, thereby stopping the discharge.

Referring to fig. 2, a voltage input terminal of the voltage regulator module 1012 is connected to a power output terminal of the power supply module 1011, and a voltage output terminal of the voltage regulator module 1012 is connected to the power input terminal pin VDD of the control chip U1.

Specifically, the voltage stabilizing module 1012 comprises a voltage stabilizing chip U3, the voltage stabilizing chip U3 comprises a voltage input terminal Vin, a voltage output terminal Vout and a ground GND, the voltage input terminal Vin is connected to the power output terminal of the battery, and the voltage output terminal Vout is connected to the power input terminal of the battery; a second capacitor C2 and a third capacitor C3 which are connected in parallel are connected between the voltage input end Vin and the ground GND of the voltage stabilizing chip U3, so that a voltage input loop is formed; a fourth capacitor C4 and a fifth capacitor C5 which are connected in parallel are connected between the voltage output end Vout and the ground GND of the voltage stabilization chip U3, so that a voltage output loop is formed. The voltage stabilizing module 1012 stabilizes the voltage output by the power supply module 101 to the control module 104, thereby prolonging the service life of the control module 104.

An optional model of the voltage stabilizing chip U3 is a chip of AS 7125L. The voltage for outputting the battery voltage to the control chip U1 is stabilized at 2.5V.

The solar wall lamp circuit further comprises a detection module 107, the detection module 107 comprises a human body pyroelectric Infrared sensor PIR (pyroelectric Infrared sensor) for human body detection, the positive end of a power supply of the human body pyroelectric Infrared sensor PIR is connected with the voltage output end of a voltage stabilizing module 1012, and the voltage stabilizing module 1012 provides stable voltage for the human body pyroelectric Infrared sensor PIR. The signal end of the human body pyroelectric infrared sensor PIR and the signal reading end of the control chip U1 are connected with a pin P04, the negative end of a power supply of the human body pyroelectric infrared sensor PIR is grounded, and a sixth capacitor C6 is connected between the grid and the drain of the human body pyroelectric infrared sensor PIR in series. Specifically, a probe of the human body pyroelectric infrared sensor PIR detects infrared rays emitted by a human body, and the control chip U1 reads data of the human body pyroelectric infrared sensor PIR to judge whether a person is present. If the detection shows that a person is present, the control chip U3 controls the lighting lamp to be turned on, and the mosquito killing lamp is turned off. Accordingly, the control chip U3 only reads the data of the human body pyroelectric infrared sensor PIR at night, thereby reducing the power consumption of the control chip U3.

The model of the human body pyroelectric infrared sensor PIR is D210 AX. The sensor has the advantages of high sensitivity, excellent signal-to-noise ratio, small volume, low power consumption and the like. D210AX is a digital sensor, does not need high-precision AD to collect analog signals, has simple external circuit and can reduce the cost.

The implementation principle of this application embodiment solar energy wall lamp circuit does: control module 104 detects the output voltage of solar panel in photovoltaic power generation module 102 through voltage detection module 103, judges daytime or night, need not to add extra sensor for it is more accurate to detect the environment, is difficult for receiving external environment influence, and the cost is reduced is difficult for causing the device work unusual, and then has improved the work efficiency of device. In addition, after the voltage of the power module 1011 is obtained by the voltage sampling module 105, the control module 104 controls the detection state of the voltage detection module 103 and controls the on/off of the circuit in the driving module 108 according to the voltage, so as to control the working states of the illuminating lamp and the mosquito killer lamp. The detection module 107 can also be used for detecting a human body to adjust the working state of the lamp, so that the power consumption of the device is effectively reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a solar energy wall lamp circuit which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the power supply system comprises a power supply module (101), wherein the power supply module (101) comprises a power supply input end, a first power supply output end and a second power supply output end;

the charging end of the photovoltaic power generation module (102) is connected to the power input end of the power supply module (101), and the photovoltaic power generation module (102) is used for charging the power supply module (101);

the voltage detection module (103), the voltage detection module (103) comprises a voltage sampling end and a voltage output end, the voltage sampling end is connected to the power output end of the photovoltaic power generation module (102), and the voltage detection module (103) is used for sampling the output voltage of the photovoltaic power generation module (102);

the control module (104), the control module (104) includes a power input end, a sampling receiving end and an LED control end, the first power output end of the power supply module (101) is connected to the power input end of the control module (104), and the sampling receiving end is connected with the voltage sampling end;

the driving module (108), the driving module (108) includes a power input end and a driving end, the power input end of the driving module (108) is connected to the second power output end of the power supply module (101), the driving end of the driving module (108) is connected to the LED control end of the control module (104), and the driving module (108) is used for controlling the working state of a load.

2. A solar wall lamp circuit as defined in claim 1, wherein: the photovoltaic power generation module (102) comprises a diode D1 and a solar panel, the anode end of the diode D1 is connected to the power output end of the solar panel, the cathode end of the diode D1 forms the power output end of the photovoltaic power generation module (102), and the cathode end of the diode D1 is connected to the power input end of the power supply module (101).

3. A solar wall lamp circuit as defined in claim 1, wherein: still include voltage sampling module (105), voltage sampling module (105) connect in power module (101) with between control module (104), voltage sampling module (105) are including third resistance R3 and the fourth resistance R4 of establishing ties, third resistance R3 with the second power output end of power module (101) is connected, fourth resistance R4 is connected with the power ground, third resistance R3 with constitute the sample end between the fourth resistance R4, control module (104) are including the sampling receiving terminal, the sample end with the sampling receiving terminal is connected.

4. A solar wall lamp circuit as defined in claim 1, wherein: still include battery protection module (106), battery protection module (106) includes power input end and battery control end, the power input end of battery protection module (106) connect in the second power output end of power module (101), the battery control end of battery protection module (106) connect in the power input end of power module (101), battery protection module (106) are used for controlling circuit among power module (101) switches on or breaks off.

5. A solar energy wall lamp circuit as defined in claim 4, wherein: the battery protection module (106) comprises a protection chip U2, a first MOS tube Q1 and a second MOS tube Q2, the protection chip U2 comprises a power input terminal, a current detection terminal CS for detecting a discharge current, a charge protection control terminal OC, a discharge protection control terminal OD and an analog ground GND, the power supply input end of the protection chip U2 is connected with the first power supply output end of the power supply module (101), the gate of the first MOS transistor Q1 is connected to the charging protection control terminal OC, the gate of the second MOS transistor Q2 is connected to the discharging protection control terminal OD, the drain of the first MOS transistor Q1 is connected to the drain of the second MOS transistor Q2, the source of the first MOS transistor Q1 is connected to the current detection terminal CS, the source electrode of the second MOS tube Q2 is connected with the power supply input end of the power supply module (101), the analog ground GND is connected between the source of the second MOS transistor Q2 and the power supply input end of the power supply module (101).

6. A solar wall lamp circuit as defined in claim 1, wherein: the power supply module (101) comprises a power supply module (1011) and a voltage stabilizing module (1012), wherein a power supply input end of the power supply module (1011) forms a power supply input end of the power supply module (101), a power supply input end of the power supply module (1011) is connected to a power supply output end of the photovoltaic power generation module (102), and a power supply output end of the power supply module (1011) forms a second power supply output end of the power supply module (101); the voltage input end of the voltage stabilizing module (1012) is connected to the power output end of the power supply module (1011), and the voltage output end of the voltage stabilizing module (1012) forms the first power output end of the power supply module (101).

7. A solar energy wall lamp circuit as defined in claim 6, wherein: the detection module (107) comprises a human body pyroelectric infrared sensor PIR for human body detection, the positive end of a power supply of the human body pyroelectric infrared sensor PIR is connected with the voltage output end of the voltage stabilization module (1012), the signal end of the human body pyroelectric infrared sensor PIR is connected with the control module (104), and the negative end of the power supply of the human body pyroelectric infrared sensor PIR is grounded.

8. A solar wall lamp circuit as defined in claim 1, wherein: the driving module (108) comprises a switch module (1081) and a load interface (1082), the switch module (1081) is connected between the LED control end and the load interface (1082), and the switch module (1081) is used for controlling the circuit between the control module (104) and the load interface (1082) to be switched on or off.

9. A solar wall lamp circuit as defined in claim 8, wherein: and a current-limiting resistor is connected between the second power supply output end of the power supply module (101) and the voltage input end of the load interface (1082).

10. A solar wall lamp circuit as defined in claim 8, wherein: the switch module (1081) comprises a MOS transistor Q3, a gate of the MOS transistor Q3 is connected to the LED control terminal of the control module (104), a drain of the MOS transistor Q3 is connected to the voltage output terminal of the load interface (1082), and a source of the MOS transistor Q3 is grounded.