CN206514338U - A kind of multifuctional solar stores lighter - Google Patents

Abstract

The utility model relates to a multifunctional solar energy storage lighter, which mainly includes a shell and a shell cap. A storage module, an electric energy management module, an ignition module and a lighting module are placed in the shell. The power management module can respectively obtain power through the USB interface in the storage module and the photovoltaic module inside it. The rechargeable battery in the power management module supplies power to the ignition module and the lighting module respectively, so as to realize the functions of ignition and lighting. The utility model realizes three functions of data storage, ignition and lighting while being easy to carry, and fully utilizes the redundant space of the existing U disk, and the utility model obtains electric energy through two methods, which is convenient and not prone to power failure Condition.

Description

A multifunctional solar energy storage lighter

technical field

The utility model belongs to the field of electronic products, in particular to a multifunctional solar energy storage lighter.

Background technique

As we all know, USB flash drives have become a storage device widely used by people in modern society. However, most of the USB flash drives in the market only have the function of mobile storage and have a single use. Moreover, a larger USB flash drive is still widely circulated in the market, but the current technology can completely reduce the PCB board area inside the USB flash drive, thereby saving more space for utilization. And some practical needs in real life, such as lighters and flashlights are some functions that people often need. Therefore, it is necessary to utilize the space saved inside the U disk to realize some commonly used functions for the convenience of people.

Utility model content

The purpose of this utility model is to provide a multifunctional storage lighter charged by solar energy, which makes full use of the extra space in the U disk to add other convenient and practical functions, and has two functions of charging through an external power supply and an internal photovoltaic module. This charging method is not prone to power outages.

The technical solution of the utility model is: a multi-functional solar energy storage lighter, including a shell 1 and a shell 2, characterized in that: the main board 18 inside the shell 1 is provided with a storage module 5, an electric energy management module 9, Ignition module 14 and lighting module 17, described storage module 5 comprises USB interface 3 and U disk module 4, and described power management module 9 comprises charging module 6, photovoltaic module 7 and rechargeable battery 8, and described USB interface 3 and electric energy The charging module 6 and the U disk module 4 in the management module 9 are respectively connected, the photovoltaic module 7 is connected to the charging module 6 in parallel with the USB interface 3, the charging module 6 is connected to the rechargeable battery 8, and the ignition module 14 and The lighting module 17 is connected in parallel to the rechargeable battery 8, the rechargeable battery 8 is connected to the step-up transformer 11, the step-up transformer 11 is connected to the switch I12 of the ignition module 14, the switch I12 is connected to the heating wire, and the rechargeable battery 8 is connected to To the switch II15 of the lighting module 17, the switch II15 is connected to the LED16.

Further, the housing 1 is also provided with a status indicator light 10 .

Further, the USB interface 3 is externally connected to the top of the housing 1 , and the shell 2 is sleeved on the USB interface 3 and attached to the housing 1 .

Further, the photovoltaic module 7 includes a photovoltaic sheet 19 , and the photovoltaic sheet 19 is a thin-film photovoltaic sheet placed on the casing 1 .

Further, the switch I12 and the switch II15 are embedded in the housing 1 and can slide up and down.

The working principle of the utility model is: there are four wires in the USB interface, two of which are also connected to the input end of the charging module through a boost circuit, and the output end of the charging module is connected to the rechargeable battery, thereby using The USB interface charges the rechargeable battery. The two power lines of the photovoltaic module are respectively connected in parallel with the two power lines of the USB interface, and are connected to the input terminal of the charging module. When the sun shines, the photovoltaic module converts solar energy into electrical energy, and the converted electrical energy Stored in the rechargeable battery to be used by the ignition module and the lighting module, but before the ignition module is powered, a step-up transformer is connected in series between the rechargeable battery and the ignition module to achieve a boost effect and facilitate ignition.

The beneficial effects of the utility model:

1. The utility model uses solar energy to provide electric energy for the system, which is convenient, energy-saving and environmentally friendly. In addition,

You can also use the USB interface to charge the internal rechargeable battery, and the two charging methods make it flexible and convenient to take power.

2. The utility model has various functions, not only has the function of mobile storage, but also has the function of ignition and lighting.

3. The utility model takes up little space and is easy to carry.

Description of drawings

Fig. 1 is a block diagram of the overall structure of the utility model;

Fig. 2 is the structural representation of the front of the utility model;

Fig. 3 is a structural schematic diagram of the back of the utility model;

Fig. 4 is the structural representation of the right side of the utility model;

Fig. 5 is a schematic diagram of the utility model charging circuit;

Each label in the figure: 1-shell, 2-shell, 3-USB interface, 4-U disk module, 5-storage module, 6-

Charging module, 7-photovoltaic module, 8-rechargeable battery, 9-power management module, 10-status indicator, 11-step-up transformer, 12-switch Ⅰ, 13-heating wire, 14-ignition module, 15-switch Ⅱ, 16-LED, 17-lighting module, 18-mainboard, 19-photovoltaic sheet.

detailed description

Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.

Embodiment 1: As shown in Figures 1-5, the utility model is a multifunctional solar energy storage lighter, the exterior of which mainly includes a shell 1 and a shell 2. The housing 1 is also provided with a storage module 5, an electric energy management module (9, an ignition module 14 and a lighting module 17.

Described memory module 5 comprises USB interface 3 and U disk module 4, and there are four wires in USB interface 3, when USB interface 3 is inserted into the USB mouth of equipment such as computer, realizes the data bidirectional transmission with equipment such as computer; The two power lines VCC and GND contained therein are connected to the input terminal of the charging module 6 in the power management module 9, and the output terminal of the charging module 6 is connected to the rechargeable battery 8, so that the rechargeable battery 8 is powered by the USB interface 3. to charge. The photovoltaic module 7 includes a photovoltaic sheet 19, the photovoltaic sheet 19 is a thin-film photovoltaic sheet, and its two power lines are respectively connected in parallel with the two power lines of the USB interface 3, and are connected to the input end of the charging module 6 together. When the sun shines, the photovoltaic module 7 converts solar energy into electrical energy, and stores the converted electrical energy in the rechargeable battery 8 through the charging module 6, so as to be used by the ignition module 14 and the lighting module 17, but before the ignition module 14 uses electricity , A step-up transformer 11 is connected in series between the rechargeable battery 8 and the ignition module 14 to achieve a boost effect and facilitate ignition. Solar photovoltaic panels and rechargeable batteries can be selected according to the matching requirements of power supply needs and voltage parameters. For example, a single-cell lithium battery with a nominal voltage of 3.6V and a maximum voltage of 4.2V can be selected, and a solar photovoltaic panel with a specification of 6V can be selected. plate.

Embodiment 2: The ignition module 14 includes a switch I12 and a heating wire 13, the switch I12 is connected in series between the step-up transformer 11 and the heating wire 13, and the switch I12 is embedded in the housing 1 and can slide up and down to control the heating wire 13 The ignition and extinguishment of the heating wire 13 is installed near the bottom of the housing.

Embodiment 3: The lighting module 17 includes a switch II15 and an LED16, the switch II15 is connected in series between the rechargeable battery 8 and the LED16, and the switch II15 is embedded in the right side of the housing 1, and can slide up and down to control the lighting of the LED16 and extinguished, LED16 is installed at the bottom of the housing. .

The control board of the utility model has a stable working state, and there will be no crash phenomenon of the current MCU scheme, and there will be no phenomenon that the chip cannot be reset due to the lower than the critical voltage; the low power consumption design is adopted, and the static current in the power saving mode is less than 3uA, to ensure the service time of the battery in standby mode; while the current of the heating wire is greater than 2A when lighting a cigarette, to ensure the speed of cigarette lighting, and has a short-circuit protection function of the heating wire, and the output is cut off when the load resistance is less than 1ohm; the charging performance is excellent , contains a charging control circuit, supports USB interface charging and photovoltaic module charging, when the lithium battery voltage is less than 2.7V, it will be trickle charging, which can ensure that the battery will not be damaged and ensure safety; when it is charged above 2.7V, it will start charging with a large current. When the voltage is close to 4.2V, the charging current gradually decreases. The charging voltage detection error can be achieved within 1%.

What has been described above is only the preferred implementation of the present utility model. It should be pointed out that for those skilled in the art, some modifications can be made without departing from the structure of the present utility model, and these should also be regarded as the present utility model. A new type of protection.

Claims (5)

1. A multifunctional solar energy storage lighter, comprising a shell (1) and a shell (2), characterized in that: the main board (18) inside the shell (1) is provided with a storage module (5), electric energy A management module (9), an ignition module (14) and a lighting module (17), the storage module (5) includes a USB interface (3) and a U disk module (4), and the power management module (9) includes a charging module (6), the photovoltaic module (7) and the rechargeable battery (8), the USB interface (3) is connected to the charging module (6) and the U disk module (4) in the power management module (9) respectively, and the The photovoltaic module (7) is connected to the charging module (6) in parallel with the USB interface (3), the charging module (6) is connected to the rechargeable battery (8), and the ignition module (14) and the lighting module (17) are connected in parallel connected to the rechargeable battery (8), the rechargeable battery (8) is connected to the step-up transformer (11), the step-up transformer (11) is connected to the switch I (12) of the ignition module (14), and the switch I (12) is connected to the The heating wire is connected, and the rechargeable battery (8) is connected to the switch II (15) of the lighting module (17), and the switch II (15) is connected to the LED (16). 2. The multifunctional solar energy storage lighter according to claim 1, characterized in that: the housing (1) is also provided with a status indicator light (10). 3. The multifunctional solar energy storage lighter according to claim 1, characterized in that: the USB interface (3) is externally connected to the top of the housing (1), and the shell (2) is sleeved on the USB interface (3) ) and fit the housing (1). 4. The multifunctional solar energy storage lighter according to claim 1, characterized in that: the photovoltaic module (7) includes a photovoltaic sheet (19), and the photovoltaic sheet (19) is a thin-film photovoltaic sheet, and is placed in the casing body (1). 5. The multifunctional solar energy storage lighter according to claim 1, characterized in that: the switch I (12) and the switch II (15) are both embedded in the housing (1) and can slide up and down.