CN216700392U

CN216700392U - Dynamic identification projection lamp driving circuit and solar dynamic identification projection lamp

Info

Publication number: CN216700392U
Application number: CN202123349183.2U
Authority: CN
Inventors: 江向东; 江程
Original assignee: Wuhan Yiwen Optoelectronic Equipment Co ltd
Current assignee: Wuhan Yiwen Optoelectronic Equipment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-07
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a dynamic sign projection lamp driving circuit and a solar dynamic sign projection lamp, which comprise a solar panel, an energy storage unit, an MCU (microprogrammed control unit), a level conversion unit, an output unit and a storage unit, wherein the solar panel is connected with the energy storage unit; the output end of the solar panel is electrically connected with the input end of the energy storage unit; the output end of the energy storage unit is electrically connected with the input end of the level conversion unit; the output end of the level conversion unit respectively supplies power to the MCU, the output unit and the storage unit; the MCU is also electrically connected with the input end of the output unit and drives the output unit to work or maintain a shutdown state; the MCU is also in communication connection with the storage unit. The driving circuit is configured in the solar dynamic identification lamp to drive the patterns or the identification to be displayed in a superposition mode.

Description

Dynamic sign projection lamp drive circuit and solar dynamic sign projection lamp

Technical Field

The utility model relates to the field of lighting lamp equipment, in particular to a dynamic sign projection lamp driving circuit and a solar dynamic sign projection lamp.

Background

The projection lamp illuminates and displays corresponding patterns or marks through driving, contents or patterns to be displayed are projected to the wall or the ground, the attention of customers is attracted, and thick commercial or holiday atmospheres are created so as to achieve the popularization purpose of merchants. The projection lamp is usually fixedly installed outdoors and is provided with a special power supply for power supply, and personnel are required for management and maintenance; the projection lamp is very inconvenient to use temporarily outdoors due to the characteristics, and can stably run only by being provided with a special bracket or a mobile power supply, so that the projection lamp is limited in outdoor use.

In summary, it is desirable to provide a dynamic sign lamp with an automatic charging function and convenient movement and erection.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a dynamic identification projection lamp driving circuit and a solar dynamic identification projection lamp, which are convenient to move and install and more suitable for outdoor use.

The technical scheme of the utility model is realized as follows:

on one hand, the utility model provides a dynamic identification projection lamp driving circuit which comprises a solar panel (1), an energy storage unit (2), an MCU (microprogrammed control unit), a level conversion unit (3), an output unit (4) and a storage unit (5);

the output end of the solar panel (1) is electrically connected with the input end of the energy storage unit (2);

the output end of the energy storage unit (2) is electrically connected with the input end of the level conversion unit (3); the output end of the level conversion unit (3) is used for supplying power to the MCU, the output unit (4) and the storage unit (5) respectively;

the MCU is also electrically connected with the input end of the output unit (4), and the MCU drives the output unit (4) to work or maintain a shutdown state; the MCU is also in communication connection with the storage unit (5).

On the basis of the technical scheme, preferably, the energy storage unit (2) comprises a charging chip U1, a storage battery BATT, a MOS tube Q1 and a voltage regulator tube D1; the output end of the solar panel (1) is electrically connected with one end of a capacitor C1, one end of a capacitor C3, one end of a capacitor C4, one end of a capacitor C5, one end of a resistor R1, one end of a resistor R3, the source of a MOS transistor Q1 and a pin 9 of a charging chip U1; the other end of the capacitor C1 is electrically connected with a pin 1 of the charging chip U1; the other end of the capacitor C3, the other end of the capacitor C4 and the other end of the capacitor C5 are all grounded; the other end of the resistor R1 is electrically connected with the anode of the charging indication diode LED1 and the anode of the charging indication diode LED2 respectively, the cathode of the charging indication diode LED1 is electrically connected with the pin 4 of the charging chip U1, and the cathode of the charging indication diode LED2 is electrically connected with the pin 3 of the charging chip U1; a pin 5 of the charging chip U1 is electrically connected to one end of the resistor R2, the other end of the resistor R2 is electrically connected to one end of the capacitor C2, and the other end of the capacitor C2 is grounded; a pin 6 of the charging chip U1 is electrically connected to the other end of the resistor R3 and one end of the resistor R4, and the other end of the resistor R4 is grounded; a pin 10 of the charging chip U1 is electrically connected with a gate of the MOS transistor Q1; the drain of the MOS transistor Q1 is electrically connected to the negative electrode of the zener diode D1 and one end of the inductor L1, the positive electrode of the zener diode D1 is grounded, and the other end of the inductor L1 is electrically connected to one end of the resistor R5, one end of the resistor R6, and the pin 8 of the charging chip U1; a pin 7 of the charging chip U1 is electrically connected to the other end of the resistor R5, the other end of the resistor R6, one end of the capacitor C6, one end of the capacitor C7, and the anode of the battery BATT; the other end of the capacitor C6 and the other end of the capacitor C7 are electrically connected with the negative electrode of the battery BATT.

Preferably, the level conversion unit (3) comprises a voltage boosting chip U2 and a voltage stabilizing chip U3; the positive electrode of the storage battery BATT is electrically connected with one end of the inductor L3, the pin 4 and the pin 5 of the boost chip U2 and one end of the capacitor C10 respectively; the other end of the capacitor C10 is electrically connected to one end of the resistor R11 and the ground line, respectively, and the other end of the resistor R11 is electrically connected to the pin 6 of the boost chip U2; pin 1 of the boost chip U2 is electrically connected to the other end of the inductor L3 and the anode of the diode D3, respectively, and the cathode of the diode D3 is electrically connected to one end of the capacitor C11; the cathode of the diode D3 is used as the +12V power output end; the other end of the capacitor C11 is electrically connected with one end of the resistor R13 and one end of the resistor R12 respectively, the other end of the resistor R13 is electrically connected with the pin 3 of the boost chip U2, and the other end of the resistor R12 is grounded; pin 3 of the voltage-stabilizing chip U3 is electrically connected with a +12V power supply, one end of a capacitor C9 and pin 5 thereof, and the other end of the capacitor C9 is grounded; pin 6 of the voltage-stabilizing chip U3 is electrically connected with one end of a capacitor C8, the other end of the capacitor C8 is electrically connected with pin 2 of the voltage-stabilizing chip U3 and one end of an inductor L2, the other end of the inductor L2 is electrically connected with one end of a resistor R8, and the other end of the inductor L2 is also used as a +3.3V power output end; pin 4 of voltage regulation chip U3 and the one end electric connection of resistance R10 and the one end of electric capacity C12, the other end of resistance R10 respectively with the other end of resistance R8 and the one end electric connection of resistance R9, the other end of resistance R9 and the other end of electric capacity C12 all ground.

Further preferably, the device further comprises a level detection chip U5; pin 3 of the level detection chip U5 is electrically connected with the +3.3V power output end, pin 1 of the level detection chip U5 is grounded, and pin 2 of the level detection chip U5 is electrically connected with the input end of the MCU.

Further preferably, the output unit (4) comprises a triode Q2, a triode Q3, a plurality of light emitting diodes, a contactor KM and a motor M; one output end of the MCU is electrically connected with one end of the resistor R16, the other end of the resistor R16 is electrically connected with one end of the resistor R18 and the base electrode of the triode Q2, and the emitting electrode of the triode Q2 and the other end of the resistor R18 are grounded; the collector electrode of the triode Q2 is respectively and electrically connected with the cathode of one of the light emitting diodes at the head end positions of the light emitting diodes which are electrically connected in sequence, and the anode of one of the light emitting diodes at the tail end positions of the light emitting diodes which are arranged in series is electrically connected with a +12V power supply; the other output end of the MCU is electrically connected with one end of a resistor R17, the other end of a resistor R17 is electrically connected with one end of a resistor R21 and the base electrode of a triode Q3, the emitting electrode of the triode Q3 and the other end of the resistor R21 are both grounded, and the collector electrode of the triode Q3 is electrically connected with one end of a contactor KM and the anode of a diode D2 respectively; the cathode of the diode D2 is electrically connected with one end of the resistor R22, the other end of the resistor R22 and the other end of the contactor KM are both electrically connected with a +12V power supply, and the contactor KM is also electrically connected with the motor M.

Still further preferably, the memory unit (5) comprises a memory chip U5, and pin 1, pin 2, pin 3, pin 4 and pin 7 of the memory chip U5 are all grounded; the pin 5 and the pin 6 of the memory chip U5 are respectively electrically connected with different pins of the MCU, and the pin 5 and the pin 6 of the memory chip U5 are also electrically connected with a +3.3V power supply through a pull-up resistor; pin 8 of the memory chip U5 is electrically connected to a +3.3V power supply.

On the other hand, the utility model also provides a solar energy dynamic identification projection lamp which comprises an anchor rod (11), a base (12), a first pipe body (13), a second pipe body (14), a first lens (15) and a second lens (16); the anchor rod (11) is arranged at one end of the base (12) in the axial extension direction, and the anchor rod (11) is hinged with the base (12); the base (12) is provided with the dynamic identification lamp driving circuit, one end of the base (12) far away from the anchor rod (11) is provided with a motor M, and an output shaft of the motor M is provided with a plurality of light emitting diodes; a first pipe body (13) is fixedly arranged at one end of the base (12) far away from the anchor rod (11); the second tube body (14) is also fixedly connected with an output shaft of the motor M, a first lens (15) is arranged at one end, away from the motor M, of the first tube body (13), and a second lens (16) is arranged at one end, away from the motor M, of the second tube body (14); the motor M drives the light emitting diode or the second body (14) in rotation with respect to the first body (13).

Preferably, the light emitting diodes are arranged in an annular array or a rectangular array with respect to the axial direction of the base (12).

Preferably, the surface of the first lens (15) or the second lens (16) is provided with a pattern or a grain.

Compared with the prior art, the dynamic sign projection lamp driving circuit and the solar dynamic sign projection lamp provided by the utility model have the following beneficial effects:

(1) the dynamic identification lamp driving circuit stores energy and charges direct current output by the solar panel, and the direct current is used by the MCU, the output unit or the storage unit after level conversion, and the corresponding solar dynamic identification lamp can be used under the condition of inconvenient outdoor energy supply due to the self-powered and energy storage function;

(2) the anchor rod is matched with the base, so that the solar dynamic identification lamp can be more conveniently mounted and dismounted;

(3) first lens on the first body and the second lens of second body mutually support, put on ground or wall after the pattern combination stack that combines the sound.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a circuit block diagram of a dynamic sign projection lamp driving circuit and a solar dynamic sign projection lamp according to the present invention;

fig. 2 is a wiring diagram of the driving circuit of the dynamic identification projection lamp and the energy storage unit of the solar dynamic identification projection lamp according to the utility model;

fig. 3 is a wiring diagram of a level conversion unit of the dynamic identification projection lamp driving circuit and the solar dynamic identification projection lamp of the utility model;

fig. 4 is a wiring diagram of the output unit of the dynamic identification projection lamp driving circuit and the solar dynamic identification projection lamp of the utility model;

fig. 5 is a wiring diagram of a dynamic identification projection lamp driving circuit and a storage unit of a solar dynamic identification projection lamp according to the present invention;

FIG. 6 is a perspective view of a solar powered sign projection light of the present invention;

FIG. 7 is a perspective view of the solar powered sign projection lamp of the present invention in an exploded state with the solar panel removed;

fig. 8 is a front view in half section of fig. 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1-5, the utility model provides a driving circuit of a dynamic identification projection lamp, which comprises a solar panel 1, an energy storage unit 2, an MCU, a level conversion unit 3, an output unit 4, a storage unit 5, and the like;

the output end of the solar panel 1 is electrically connected with the input end of the energy storage unit 2; the solar panel 1 performs photoelectric conversion on sunlight to output direct current, and the output voltage of the solar panel 1 is 6-7V.

The output end of the energy storage unit 2 is electrically connected with the input end of the level conversion unit 3; the output end of the level conversion unit 3 respectively supplies power to the MCU, the output unit 4 and the storage unit 5; energy storage unit 2 stores solar panel 1's electric energy, then converts suitable level into by level conversion unit 3, supplies other unit during operation to use, makes the inductance identification lamp can be in the inconvenient outdoor facilitate the use of energy supply.

The MCU is also electrically connected with the input end of the output unit 4 and drives the output unit 4 to work or maintain a shutdown state; the MCU is also communicatively connected to a storage unit 5. The output unit 4 has a light emitting part for emitting light to the outside to project contents to be displayed, and the storage unit 5 stores data required by the MCU or data of an output mode. The MCU of the utility model adopts an STM32F103ZET6 singlechip, and other similar products can be used for realizing the same function.

As shown in fig. 1 and fig. 2, the energy storage unit 2 includes a charging chip U1, a battery BATT, a MOS transistor Q1, and a voltage regulator D1; the output end of the solar panel 1 is electrically connected with one end of a capacitor C1, one end of a capacitor C3, one end of a capacitor C4, one end of a capacitor C5, one end of a resistor R1, one end of a resistor R3, the source of a MOS transistor Q1 and a pin 9 of a charging chip U1; the other end of the capacitor C1 is electrically connected with a pin 1 of the charging chip U1; the other end of the capacitor C3, the other end of the capacitor C4 and the other end of the capacitor C5 are all grounded; the other end of the resistor R1 is electrically connected with the anode of the charging indication diode LED1 and the anode of the charging indication diode LED2 respectively, the cathode of the charging indication diode LED1 is electrically connected with the pin 4 of the charging chip U1, and the cathode of the charging indication diode LED2 is electrically connected with the pin 3 of the charging chip U1; a pin 5 of the charging chip U1 is electrically connected to one end of the resistor R2, the other end of the resistor R2 is electrically connected to one end of the capacitor C2, and the other end of the capacitor C2 is grounded; a pin 6 of the charging chip U1 is electrically connected to the other end of the resistor R3 and one end of the resistor R4, respectively, and the other end of the resistor R4 is grounded; a pin 10 of the charging chip U1 is electrically connected with a gate of the MOS transistor Q1; the drain of the MOS transistor Q1 is electrically connected to the negative electrode of the zener diode D1 and one end of the inductor L1, the positive electrode of the zener diode D1 is grounded, and the other end of the inductor L1 is electrically connected to one end of the resistor R5, one end of the resistor R6, and the pin 8 of the charging chip U1; a pin 7 of the charging chip U1 is electrically connected to the other end of the resistor R5, the other end of the resistor R6, one end of the capacitor C6, one end of the capacitor C7, and the anode of the battery BATT; the other end of the capacitor C6 and the other end of the capacitor C7 are electrically connected with the negative electrode of the battery BATT. The charging chip U1 is CN3791, which is a battery power management chip and has functions of battery overvoltage protection and automatic recharging. The charging chip U1 supplies power to the battery BATT at an output power of about 10W. The charge indication diode LED1 and the charge indication diode LED2 may indicate the charging completion or the charging status of the charging chip U1, respectively.

As shown in fig. 3, the level shift unit 3 includes a voltage boosting chip U2 and a voltage stabilizing chip U3; the positive electrode of the battery BATT is electrically connected with one end of the inductor L3, the pin 4 and the pin 5 of the boost chip U2 and one end of the capacitor C10 respectively; the other end of the capacitor C10 is electrically connected with one end of the resistor R11 and the ground wire respectively, and the other end of the resistor R11 is electrically connected with the pin 6 of the boost chip U2; pin 1 of the boost chip U2 is electrically connected to the other end of the inductor L3 and the anode of the diode D3, respectively, and the cathode of the diode D3 is electrically connected to one end of the capacitor C11; the cathode of the diode D3 is used as the +12V power output end; the other end of the capacitor C11 is electrically connected to one end of the resistor R13 and one end of the resistor R12, the other end of the resistor R13 is electrically connected to the pin 3 of the boost chip U2, and the other end of the resistor R12 is grounded; pin 3 of the voltage-stabilizing chip U3 is electrically connected with a +12V power supply, one end of a capacitor C9 and pin 5 thereof, and the other end of the capacitor C9 is grounded; pin 6 of the voltage-stabilizing chip U3 is electrically connected with one end of a capacitor C8, the other end of the capacitor C8 is electrically connected with pin 2 of the voltage-stabilizing chip U3 and one end of an inductor L2, the other end of the inductor L2 is electrically connected with one end of a resistor R8, and the other end of the inductor L2 is also used as a +3.3V power output end; pin 4 of voltage regulation chip U3 and the one end of resistance R10 and the one end electric connection of electric capacity C12, the other end of resistance R10 respectively with the other end of resistance R8 and the one end electric connection of resistance R9, the other end of resistance R9 and the other end of electric capacity C12 all ground connection. In the scheme, the voltage boosting chip U2 adopts SX1301LR, the chip boosts and outputs the input voltage of the battery BATT, the output voltage is in direct proportion to the ratio of the resistor R13 to the resistor R12, and the output voltage of the voltage boosting chip U2 is +12V in the embodiment; the voltage needs to be further converted and then used by other chips, for example, a voltage stabilizing chip U3, a voltage stabilizing chip U3 adopts TPMP1470, the output voltage of the voltage stabilizing chip U3 is in direct proportion to the ratio of the resistors R8 and R9, and the voltage stabilizing chip U3 outputs +3.3V voltage for MCU or other chips.

In order to ensure the normal operation of the circuit, the output condition of the voltage stabilizing chip U3 or the storage battery is monitored in time; the utility model also comprises a level detection chip U5; pin 3 of the level detection chip U5 is electrically connected with the +3.3V power output end, pin 1 of the level detection chip U5 is grounded, and pin 2 of the level detection chip U5 is electrically connected with the input end of the MCU. The level detection chip U5 judges whether the battery BATT or the voltage stabilization chip U3 is in a normal working state according to whether the voltage of the output end of the voltage stabilization chip U3 is stable or not, and sends out corresponding working or reset signals to the MCU, and the pin 2 of the level detection chip U5 is electrically connected with the PB5 port of the MCU.

As shown in fig. 4, the output unit 4 of the present invention includes a transistor Q2, a transistor Q3, a plurality of light emitting diodes, a contactor KM, and a motor M; one output end of the MCU is electrically connected with one end of a resistor R16, the other end of a resistor R16 is electrically connected with one end of a resistor R18 and the base electrode of the triode Q2, and the emitting electrode of the triode Q2 and the other end of the resistor R18 are grounded; the collector electrode of the triode Q2 is respectively and electrically connected with the cathode of one of the light emitting diodes at the head end positions of the light emitting diodes which are electrically connected in sequence, and the anode of one of the light emitting diodes at the tail end positions of the light emitting diodes which are arranged in series is electrically connected with a +12V power supply; the other output end of the MCU is electrically connected with one end of a resistor R17, the other end of a resistor R17 is electrically connected with one end of a resistor R21 and the base electrode of a triode Q3, the emitting electrode of the triode Q3 and the other end of the resistor R21 are both grounded, and the collector electrode of the triode Q3 is electrically connected with one end of a contactor KM and the anode of a diode D2 respectively; the cathode of the diode D2 is electrically connected with one end of the resistor R22, the other end of the resistor R22 and the other end of the contactor KM are both electrically connected with a +12V power supply, and the contactor KM is also electrically connected with the motor M. The output unit 4 is divided into two parts, one part is a light-emitting LED driving part, the other part is a motor driving part, and after the light-emitting LED works, the content to be illuminated and displayed is projected. After the motor is driven, the corresponding display object is driven to rotate, and different display effects are achieved. When the triode Q2 is turned on, the light-emitting LEDs, i.e., the LED3, the LED4, the LED5, the LED … …, and the LED8, emit light together, and certainly, a plurality of triodes Q2 may be provided to drive different LEDs to display simultaneously or individually, thereby achieving different display effects. After the triode Q3 is conducted, the contactor KM is closed to enable the motor M to be powered on to work.

As shown in fig. 5, the memory unit 5 includes a memory chip U5, and pin 1, pin 2, pin 3, pin 4 and pin 7 of the memory chip U5 are all grounded; the pin 5 and the pin 6 of the memory chip U5 are respectively electrically connected with different pins of the MCU, and the pin 5 and the pin 6 of the memory chip U5 are also electrically connected with a +3.3V power supply through a pull-up resistor; pin 8 of the memory chip U5 is electrically connected to a +3.3V power supply. The memory chip U5 can adopt CAT24C02WI and is in communication connection with the MCU through the IIC port.

On the other hand, as shown in fig. 6-8, the utility model also provides a solar energy dynamic sign projection lamp, which comprises an anchor rod 11, a base 12, a first tube 13, a second tube 14, a first lens 15 and a second lens 16; the anchor rod 11 is arranged at one end of the base 12 in the axial extension direction, and the anchor rod 11 is hinged with the base 12; the base 12 is provided with the dynamic identification lamp driving circuit, one end of the base 12, which is far away from the anchor rod 11, is provided with a motor M, and an output shaft of the motor M is provided with a plurality of light emitting diodes; one end of the base 12 far away from the anchor rod 11 is fixedly provided with a first pipe body 13; the second tube 14 is also fixedly connected with an output shaft of the motor M, a first lens 15 is arranged at one end of the first tube 13 far away from the motor M, and a second lens 16 is arranged at one end of the second tube 14 far away from the motor M; the motor M drives the led or second body 14 to rotate relative to the first body 13. As shown in the figure, the energy storage unit 2, the MCU, the level conversion unit 3, and the storage unit 5 may be integrally disposed in the base 12, the motor M of the output unit 4 is disposed at one end of the base 12 far away from the anchor rod 11, and the second tube 14, the second lens 16, and the light emitting diode are driven by a rotating shaft of the motor M to rotate together. In order to display different display effects, a pattern or texture is provided on the surface of the first lens 15 or the second lens 16, and two different patterns or textures may be superimposed. The first lens 15 or the second lens 16 may be provided in a detachable structure so as to be replaced with different projection contents.

Preferably, the light emitting diodes are arranged in an annular array or a rectangular array with respect to the axial direction of the base 12.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a dynamic sign projection lamp drive circuit which characterized in that: the solar energy storage device comprises a solar panel (1), an energy storage unit (2), an MCU, a level conversion unit (3), an output unit (4) and a storage unit (5);

the output end of the energy storage unit (2) is electrically connected with the input end of the level conversion unit (3); the output end of the level conversion unit (3) respectively supplies power to the MCU, the output unit (4) and the storage unit (5);

2. The dynamic logo projection lamp driving circuit according to claim 1, wherein: the energy storage unit (2) comprises a charging chip U1, a storage battery BATT, an MOS tube Q1 and a voltage regulator tube D1; the output end of the solar panel (1) is electrically connected with one end of a capacitor C1, one end of a capacitor C3, one end of a capacitor C4, one end of a capacitor C5, one end of a resistor R1, one end of a resistor R3, the source of a MOS transistor Q1 and a pin 9 of a charging chip U1; the other end of the capacitor C1 is electrically connected with a pin 1 of the charging chip U1; the other end of the capacitor C3, the other end of the capacitor C4 and the other end of the capacitor C5 are all grounded; the other end of the resistor R1 is electrically connected with the anode of the charging indication diode LED1 and the anode of the charging indication diode LED2 respectively, the cathode of the charging indication diode LED1 is electrically connected with the pin 4 of the charging chip U1, and the cathode of the charging indication diode LED2 is electrically connected with the pin 3 of the charging chip U1; a pin 5 of the charging chip U1 is electrically connected to one end of the resistor R2, the other end of the resistor R2 is electrically connected to one end of the capacitor C2, and the other end of the capacitor C2 is grounded; a pin 6 of the charging chip U1 is electrically connected to the other end of the resistor R3 and one end of the resistor R4, respectively, and the other end of the resistor R4 is grounded; a pin 10 of the charging chip U1 is electrically connected with a gate of the MOS transistor Q1; the drain of the MOS transistor Q1 is electrically connected to the negative electrode of the zener diode D1 and one end of the inductor L1, the positive electrode of the zener diode D1 is grounded, and the other end of the inductor L1 is electrically connected to one end of the resistor R5, one end of the resistor R6, and the pin 8 of the charging chip U1; a pin 7 of the charging chip U1 is electrically connected to the other end of the resistor R5, the other end of the resistor R6, one end of the capacitor C6, one end of the capacitor C7, and the anode of the battery BATT; the other end of the capacitor C6 and the other end of the capacitor C7 are electrically connected with the negative electrode of the battery BATT.

3. The dynamic logo projection lamp driving circuit according to claim 2, wherein: the level conversion unit (3) comprises a boosting chip U2 and a voltage stabilizing chip U3; the positive electrode of the storage battery BATT is electrically connected with one end of the inductor L3, the pin 4 and the pin 5 of the boost chip U2 and one end of the capacitor C10 respectively; the other end of the capacitor C10 is electrically connected with one end of the resistor R11 and the ground wire respectively, and the other end of the resistor R11 is electrically connected with the pin 6 of the boost chip U2; pin 1 of the boost chip U2 is electrically connected to the other end of the inductor L3 and the anode of the diode D3, respectively, and the cathode of the diode D3 is electrically connected to one end of the capacitor C11; the cathode of the diode D3 is used as the +12V power output end; the other end of the capacitor C11 is electrically connected with one end of the resistor R13 and one end of the resistor R12 respectively, the other end of the resistor R13 is electrically connected with the pin 3 of the boost chip U2, and the other end of the resistor R12 is grounded; pin 3 of the voltage stabilizing chip U3 is electrically connected with a +12V power supply, one end of a capacitor C9 and pin 5 thereof, and the other end of the capacitor C9 is grounded; a pin 6 of the voltage stabilization chip U3 is electrically connected with one end of a capacitor C8, the other end of the capacitor C8 is electrically connected with a pin 2 of the voltage stabilization chip U3 and one end of an inductor L2, the other end of the inductor L2 is electrically connected with one end of a resistor R8, and the other end of the inductor L2 is also used as a +3.3V power output end; pin 4 of voltage regulation chip U3 and the one end electric connection of resistance R10 and the one end of electric capacity C12, the other end of resistance R10 respectively with the other end of resistance R8 and the one end electric connection of resistance R9, the other end of resistance R9 and the other end of electric capacity C12 all ground.

4. A dynamic logo projection lamp driving circuit according to claim 3, wherein: the device also comprises a level detection chip U5; pin 3 of the level detection chip U5 is electrically connected with the +3.3V power output end, pin 1 of the level detection chip U5 is grounded, and pin 2 of the level detection chip U5 is electrically connected with the input end of the MCU.

5. A dynamic logo projection lamp driving circuit according to claim 3, wherein: the output unit (4) comprises a triode Q2, a triode Q3, a plurality of light-emitting diodes, a contactor KM and a motor M; one output end of the MCU is electrically connected with one end of the resistor R16, the other end of the resistor R16 is electrically connected with one end of the resistor R18 and the base electrode of the triode Q2, and the emitting electrode of the triode Q2 and the other end of the resistor R18 are grounded; the collector electrode of the triode Q2 is respectively and electrically connected with the cathode of one of the light emitting diodes at the head end positions of the light emitting diodes which are electrically connected in sequence, and the anode of one of the light emitting diodes at the tail end positions of the light emitting diodes which are arranged in series is electrically connected with a +12V power supply; the other output end of the MCU is electrically connected with one end of a resistor R17, the other end of a resistor R17 is electrically connected with one end of a resistor R21 and the base electrode of a triode Q3, the emitting electrode of the triode Q3 and the other end of the resistor R21 are both grounded, and the collector electrode of the triode Q3 is electrically connected with one end of a contactor KM and the anode of a diode D2 respectively; the cathode of the diode D2 is electrically connected with one end of the resistor R22, the other end of the resistor R22 and the other end of the contactor KM are both electrically connected with a +12V power supply, and the contactor KM is also electrically connected with the motor M.

6. The dynamic logo projection lamp driving circuit according to claim 5, wherein: the memory unit (5) comprises a memory chip U5, and a pin 1, a pin 2, a pin 3, a pin 4 and a pin 7 of the memory chip U5 are all grounded; pin 5 and pin 6 of the memory chip U5 are electrically connected with different pins of the MCU respectively, and pin 5 and pin 6 of the memory chip U5 are also electrically connected with a +3.3V power supply through a pull-up resistor; pin 8 of the memory chip U5 is electrically connected to a +3.3V power supply.

7. The utility model provides a solar energy dynamic sign projection lamp which characterized in that: the device comprises an anchor rod (11), a base (12), a first tube body (13), a second tube body (14), a first lens (15) and a second lens (16); the anchor rod (11) is arranged at one end of the base (12) in the axial extension direction, and the anchor rod (11) is hinged with the base (12); the dynamic sign projection lamp driving circuit as claimed in claim 5 or 6 is arranged on the base (12), a motor M is arranged at one end of the base (12) far away from the anchor rod (11), and a plurality of light emitting diodes are arranged on an output shaft of the motor M; a first pipe body (13) is fixedly arranged at one end of the base (12) far away from the anchor rod (11); the second tube body (14) is also fixedly connected with an output shaft of the motor M, a first lens (15) is arranged at one end, away from the motor M, of the first tube body (13), and a second lens (16) is arranged at one end, away from the motor M, of the second tube body (14); the motor M drives the light emitting diode or the second body (14) in rotation with respect to the first body (13).

8. The solar energy induction sign projection lamp of claim 7, wherein: the light emitting diodes are arranged in an annular array or a rectangular array relative to the axial direction of the base (12).

9. The solar powered sign projection light of claim 7 wherein: the surface of the first lens (15) or the second lens (16) is provided with patterns or grains.