CN215419679U

CN215419679U - Solar quick-charging charger

Info

Publication number: CN215419679U
Application number: CN202121733644.3U
Authority: CN
Inventors: 陈力峰; 李景林
Original assignee: Shenzhen Leteng Technology Co ltd
Current assignee: Shenzhen Leteng Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-04
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a solar quick-charging charger, which particularly relates to the field of chargers and comprises a shell, a bottom shell and a rear shell, wherein the bottom of the shell is fixedly connected with the bottom shell, one side of the shell is fixedly connected with the rear shell, an output control mainboard is arranged inside the shell, an indicator lamp, a Type-C mounting seat, a USB mounting seat and a power socket mounting seat are fixedly connected to the top of the output control mainboard from left to right in sequence, and an indicator lamp hole and a power supply hole are formed in the outer side of the rear shell in a penetrating mode. The solar quick charger can quickly charge and meet the requirement of supporting various quick charging protocols when sunlight is sufficient, the QC protocol of the charger can be automatically adjusted, the QC protocol can adjust output voltage and current according to the intensity of sunlight, the PD protocol can be automatically adjusted, and the PD protocol can adjust output voltage and current according to the intensity of the sunlight.

Description

Solar quick-charging charger

Technical Field

The utility model relates to the technical field of chargers, in particular to a solar quick-charging charger.

Background

The solar power supply has higher and higher use requirement and wider application; the solar charger is used for directly charging batteries used by a mobile power supply, a vehicle-mounted charger, a smart phone, a tablet personal computer, a network notebook, a digital camera and a Bluetooth accessory by solar energy; with the rapid charging function of a plurality of mobile phones on the market at present, the solar charger is changed along with the change of the market, and the solar flexible charger is also changed into a solar rapid charger.

However, in practical use of the existing solar charger, there still exist many disadvantages, for example, most of solar power supplies are charged with batteries to store energy, and when a user wants to use the charger, the user generally has no electricity in the mobile phone.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, an embodiment of the present invention provides a solar fast charger, and the problems to be solved by the present invention are: the existing solar charger cannot directly charge the electric equipment, and is poor in practicability and portability.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a solar energy fills charger soon, includes shell, drain pan and backshell, the bottom and the drain pan fixed connection of shell, just one side and the backshell fixed connection of shell, the inside of shell is provided with the output control mainboard, fixedly connected with pilot lamp, Type-C mount pad, USB mount pad and power socket mount pad in proper order from the left hand right side in the top of output control mainboard, the outside of backshell is run through and is seted up pilot lamp hole and power supply hole, pilot lamp hole and pilot lamp looks adaptation, the outside of drain pan is fixed to be inlayed and is equipped with solar circuit board, through weaving copper strips electric connection between solar circuit board and the output control mainboard.

In a preferred embodiment, the power hole comprises a Type-C socket, a USB socket and a power socket, wherein the Type-C socket is matched with the Type-C mounting seat, the USB socket is matched with the USB mounting seat, and the power socket is matched with the power socket mounting seat.

In a preferred embodiment, the first mounting columns are integrally formed at four corners of the inner peripheral side of the outer shell, the first mounting holes are formed through the four corners of the bottom shell, and the first mounting columns are connected with the first mounting holes through screws.

In a preferred embodiment, a second mounting column is integrally formed on the inner side of the housing, a second mounting hole is formed through the top of the output control main board, and the second mounting column and the second mounting hole are also connected through a screw.

In a preferred embodiment, a "P-N junction" semiconductor is disposed on the solar circuit board.

By adopting the technical scheme, the solar energy is automatically and directly converted into the electric energy to supply power for the equipment.

In a preferred embodiment, sealing plugs are fixedly embedded on the inner peripheral sides of the power supply hole and the indicator lamp hole

Through adopting above-mentioned technical scheme, improved the waterproof performance of charger.

The utility model has the technical effects and advantages that:

1. according to the utility model, a storage battery is not required to be arranged in the charger by directly converting solar energy into electric energy for output, so that the size of the charger is reduced, the charger is convenient for a user to carry, the use of the storage battery is reduced, the environment is protected, the cost of the charger is reduced, and the practicability is improved;

2. the solar quick charger disclosed by the utility model can be used for quickly charging and meeting the requirements of supporting BC1.2, Apple, Samsung protocol, high-pass QC2.0 and QC3.0, MTK PE +1.1 and MTK PE +2.0, Huacheng quick charging protocol FCP and SCP, Samsung quick charging protocol AFC, spread spectrum quick charging protocol SFCP and PD2.0 and PD3.0(PPS) protocols when sunlight is sufficient, and supporting Apple1.0A, Apple2.1A, Apple2.4A, Samsung 2.0A and BC1.2 when the sunlight is insufficient;

3. the QC protocol of the solar quick charger can be automatically adjusted, and the QC protocol can adjust output voltage and current according to the intensity of sunlight;

4. the PD protocol of the solar quick charger is automatically adjusted, and the PD protocol can adjust the output voltage and current according to the intensity of sunlight.

Drawings

FIG. 1 is a schematic perspective view of a first perspective of the present invention;

FIG. 2 is a perspective view of a second perspective of the present invention;

FIG. 3 is a schematic perspective view of an output control motherboard according to the present invention;

FIG. 4 is a schematic top view of the overall structure of the present invention;

FIG. 5 is a schematic view of the view B-B shown in FIG. 4 according to the present invention;

FIG. 6 is a schematic diagram of the working principle of the charger of the present invention;

FIG. 7 is a circuit diagram of the charger of the present invention;

fig. 8 is a flow chart of the working principle of charging according to the present invention.

The reference signs are: the solar energy power supply comprises a shell 1, a first mounting post 11, a second mounting post 12, a bottom shell 2, a solar circuit board 21, a first mounting hole 22, a rear shell 3, an indicator light hole 31, a power hole 32, a 321Type-C socket, a 322USB socket, a 323 power socket, a 4-output control mainboard, a 41 indicator light, a 42Type-C mounting seat, a 43USB mounting seat, a 44 power socket mounting seat and a 45 second mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1-8 of the specification, the solar quick-charging charger of the embodiment comprises a shell 1, a bottom shell 2 and a rear shell 3, wherein the bottom of the shell 1 is fixedly connected with the bottom shell 2, one side of the shell 1 is fixedly connected with the rear shell 3, an output control mainboard 4 is arranged inside the shell 1, an indicator lamp 41, a Type-C mounting seat 42, a USB mounting seat 43 and a power socket mounting seat 44 are fixedly connected to the top of the output control mainboard 4 from left to right in sequence, an indicator lamp hole 31 and a power supply hole 32 are formed in the outer side of the rear shell 3 in a penetrating mode, the indicator lamp hole 31 is matched with the indicator lamp 41, a solar circuit board 21 is fixedly embedded in the outer side of the bottom shell 2, and the solar circuit board 21 is electrically connected with the output control mainboard 4 through a braided copper strip.

As shown in fig. 1 to 8, the implementation scenario specifically includes: in actual use, the solar circuit board 21 supplies power to the PCB output control mainboard 4 through a braided copper strip (the copper strip is sheathed by a heat-shrinkable sleeve), the output control mainboard 4 is fixed in the shell 1 through screws, a middle support box is buckled on the upper surface of a cloth bag, the back shell is placed in the middle of the cloth bag, the back shell and the shell are locked together through the screws, the middle support is used for isolation, an output port is plugged by a waterproof plug, and the cloth bag is sewn; when a user uses the solar quick charger, the solar circuit board 21 absorbs solar energy to convert the solar energy into electric energy and supplies power and outputs the electric energy to the output control main board 4, so that the solar quick charger does not need to store solar energy in a battery and can directly charge the battery used by a mobile power supply, a vehicle-mounted charger, a smart phone, a tablet personal computer, a network notebook, a digital camera and a Bluetooth accessory; the solar radiation energy is converted into electric energy by the solar panel, which utilizes the photoelectric effect in the solar panel, when sunlight is irradiated onto a semiconductor called "P-N junction" in a solar cell panel, light having an extremely short wavelength is easily absorbed by the inside of the semiconductor, and the valence electrons in the silicon atoms are collided to change the acquired energy of the valence electrons into free electrons to escape from the crystal lattice, thereby generating electron flow (as shown in fig. 6), and through a mode of directly converting solar energy into electric energy to be output, a storage battery is not required to be arranged inside the charger, thereby reducing the volume of the charger, facilitating the carrying of users, reducing the use of storage batteries, not only being beneficial to protecting the environment, but also reducing the cost of the charger, improving the practicability, this embodiment has specifically solved the inside big not portable problem of making because storage battery of solar panel charger that exists among the prior art.

As shown in fig. 1-4, the power hole 32 includes a Type-C socket 321, a USB socket 322, and a power socket 323, where the Type-C socket 321 is adapted to the Type-C mounting seat 42, the USB socket 322 is adapted to the USB mounting seat 43, and the power socket 323 is adapted to the power socket mounting seat 44.

As shown in fig. 4 and 5, a second mounting column 12 is integrally formed on the inner side of the housing 1, a second mounting hole 45 is formed through the top of the output control main board 4, and the second mounting column 12 is connected to the second mounting hole 45 by a screw.

As shown in fig. 6, a "P-N junction" semiconductor is disposed on the solar circuit board 21.

Sealing plugs are fixedly embedded on the inner peripheral sides of the power supply hole 32 and the indicator lamp hole 31.

The shell 1 is internally provided with a buck converter integrated with a synchronous switch, the converter is electrically connected with an output circuit board 4, the buck converter supports 14 output fast charging protocols, supports a double-port output SOC IC of a Type-C output protocol and a USB PD2.0/PD3.0(PPS) protocol, supports double USB Type-C and USB A, integrates a double-port automatic plugging detection function, can support fast charging output by singly using any port, and outputs 5V and has a total power of 5V @3A when the double ports are simultaneously used; a power MOS is arranged in the power converter, the input voltage range is 8.2V to 32V, the output voltage range is 3V to 12V, 27W of output power can be provided to the maximum extent, and the output voltage and current can be automatically adjusted according to the identified fast charging protocol; the output has CV/CC characteristics: when the output current is smaller than a set value, a CV mode is output, and the output voltage is constant; when the output current is larger than the set current limit value, outputting a CC mode, and gradually reducing the output voltage; when the set voltage of VOUT is more than or equal to 5V, the output voltage is lower than 3.2V, the output is turned off, and hiccups are restarted after 2 s; when VOUT set voltage is less than 5V, the output voltage is lower than 2.7V, the output is turned off, and hiccup restart is carried out after 2 s; the output voltage has a line compensation function, and the output voltage can be correspondingly increased after the output current is increased so as to compensate the voltage drop caused by the impedance of the connecting line; the soft start function is provided, so that the impact current during starting can be prevented from influencing the stability of an input power supply; the protection device has multiple protection functions, and has the functions of input overvoltage and undervoltage protection, output overcurrent, overvoltage, undervoltage, short-circuit protection and the like; detecting the VIN voltage, and if the VIN voltage is lower than 7.9V, enabling the master control IC to enter a standby state, and turning off the output; input overvoltage protection function: when VIN rises to exceed 32.8V, the master control IC detects input overvoltage and turns off output, and when VIN falls to 32.5V again, the master control IC considers that the input is normal and turns on the output; output undervoltage protection function: when the set voltage of VOUT is more than or equal to 5V, when the output of VOUT is reduced to 3.2V, the main control IC detects that the output is under-voltage, the output is closed, and hiccups are restarted after 2 s; when the set voltage of VOUT is lower than 5V, when the output of VOUT is reduced to 2.7V, the output is closed, and hiccup restart is carried out after 2 s; and (4) a short-circuit protection function, after starting for 4ms, if VOUT voltage is lower than 3.2V, the main control IC considers that the output has a short circuit, closes the output, and restarts by hiccups after 2 s.

In summary, the following steps: the solar quick charger can quickly charge and meet the requirements of supporting BC1.2, Apple, a three-star protocol, high-pass QC2.0 and QC3.0, MTK PE +1.1 and MTK PE +2.0, Huazhi quick charging protocols FCP and SCP, a three-star quick charging protocol AFC, a spread spectrum quick charging protocol SFCP and PD2.0 and PD3.0(PPS) protocols when sunlight is sufficient;

when sunlight is insufficient, Apple1.0A, Apple2.1A, Apple2.4A, Samsung 2.0A and BC1.2 are supported;

the solar quick charging QC protocol is automatically adjusted, and the QC protocol adjusts output voltage and current according to the intensity of sunlight;

the solar energy rapid charging PD protocol is automatically adjusted, and the PD protocol can adjust output voltage and current according to the intensity of sunlight.

And finally: 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 are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a solar energy fills charger soon, includes shell (1), drain pan (2) and backshell (3), its characterized in that: the bottom and drain pan (2) fixed connection of shell (1), just one side and backshell (3) fixed connection of shell (1), the inside of shell (1) is provided with output control mainboard (4), fixedly connected with pilot lamp (41), Type-C mount pad (42), USB mount pad (43) and power socket mount pad (44) are in proper order from the left hand right hand in the top of output control mainboard (4), the outside of backshell (3) is run through and has been seted up pilot lamp hole (31) and power supply hole (32), pilot lamp hole (31) and pilot lamp (41) looks adaptation, the outside of drain pan (2) is fixed to be inlayed and is equipped with solar energy circuit board (21), through weaving copper strips electric connection between solar energy circuit board (21) and output control mainboard (4).

2. The solar quick-charging charger according to claim 1, characterized in that: power supply hole (32) include Type-C socket (321), USB socket (322) and power socket (323), Type-C socket (321) and Type-C mount pad (42) looks adaptation, USB socket (322) and USB mount pad (43) looks adaptation, power socket (323) and power socket mount pad (44) looks adaptation.

3. The solar quick-charging charger according to claim 1, characterized in that: the integrated shaping of four corners of the interior week side of shell (1) has first erection column (11), first mounting hole (22) have all been seted up in all running through of four corners of drain pan (2), pass through screwed connection between first erection column (11) and first mounting hole (22).

4. The solar quick-charging charger according to claim 1, characterized in that: the inboard integrated into one piece of shell (1) has second erection column (12), second mounting hole (45) have been run through to the top of output control mainboard (4), also through screwed connection between second erection column (12) and second mounting hole (45).

5. The solar quick-charging charger according to claim 1, characterized in that: the solar circuit board (21) is provided with a P-N junction semiconductor.

6. The solar quick-charging charger according to claim 1, characterized in that: sealing plugs are fixedly embedded on the inner peripheral sides of the power supply hole (32) and the indicator lamp hole (31).