CN211859623U

CN211859623U - Utilize carrying device of photovoltaic rechargeable lithium cell accumulate

Info

Publication number: CN211859623U
Application number: CN201922035883.0U
Authority: CN
Inventors: 李滔
Original assignee: Guangzhou Shibaoli Electronic Technology Co ltd
Current assignee: Guangzhou Shibaoli Electronic Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-11-03
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a carrying device for storing electricity by utilizing a photovoltaic rechargeable lithium battery, which comprises a case and a lithium battery protection circuit, wherein a solar panel is fixedly arranged on one side of the outer wall of the case, a USB-OUT, a bulb interface I, a bulb interface II and a MicroUsb are fixedly arranged at the middle end of the other side of the outer wall of the case, one side of the bottom end of the case is fixedly connected with an external wire of the solar panel, and an MP module and a lithium battery are fixedly arranged in the case; the utility model discloses the green energy of make full use of, the fuselage is from taking solar panel, and built-in safe, light lithium ion battery constitutes one set of multi-functional, portable solar energy microsystem, and convenient operation is swift, and the cost of manufacture is low and performance safe and reliable, has improved the convenience of using, has solved among the prior art product and has charged and carry inconvenient drawback.

Description

Utilize carrying device of photovoltaic rechargeable lithium cell accumulate

Technical Field

The utility model relates to a photovoltaic charging technology field specifically is an utilize carrying device of photovoltaic rechargeable lithium battery accumulate.

Background

The solar charger is a novel high-tech solar series product, has an intelligent adjusting function, and can adjust different output voltages and currents. Different charging products can be charged, the regulated voltage is within the range of 3.7-6V, and products such as MP3.MP4.PDA, digital cameras, mobile phones and the like can be charged. Has five high-brightness 5 LEDs, and can be used for daily illumination and emergency illumination! The multifunctional emergency lighting device has the advantages of small volume, high capacity and long service life, is suitable for environments such as business trips, travels, long-distance vehicles and ships, field work and the like and emergency power supplies and emergency lighting of students, and has the advantages of safety protection, good compatibility, large capacity, small volume, long service life and high cost performance. Functional parameter specification of solar cell panel: 5.5V/70mA 1, high capacity rechargeable battery: 1300MAH 2, output voltage: voltage 5.5V 3, output current: 300-; 4. the charging time of the charger for the mobile phone is as follows: about 120 minutes (with little difference between different makes and models of cell phones); 5. the solar energy is used for charging the built-in battery of the charger: 10-15 hours; 6. charging time of a built-in battery of the charger by using a computer or an alternating current adapter: for 5 hours.

However, the prior art scheme is mainly split type design, namely the host computer and the solar panel are separated, the portability is not enough, and the flexibility of the product cannot be embodied.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize carrying device of photovoltaic rechargeable lithium battery accumulate to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a portable device for storing electricity by utilizing a photovoltaic rechargeable lithium battery comprises a case and a lithium battery protection circuit, wherein a solar panel is fixedly arranged on one side of the outer wall of the case, a USB-OUT, a first bulb interface, a second bulb interface and a MicroUsb are fixedly arranged at the middle end of the other side of the outer wall of the case, one side of the bottom end of the case is fixedly connected with an external solar panel line, an MP module and a lithium battery are fixedly arranged in the case,

wherein, the lithium cell passes through lithium cell protection circuit and is coupled with USB-OUT, bulb interface one, bulb interface two, MicroUsb and MP module between electric respectively, solar panel passes through electric coupling between charging control circuit and the lithium cell, solar panel passes through electric coupling between lead wire and the solar panel external connection.

Preferably, a TF card input interface, a U disk input interface, a power switch and operation keys are fixedly installed at the middle end of the other side of the outer wall of the case, the operation keys comprise an M key, a VOL + key, an FM key and a VOL-key,

the TF card input interface, the U disk input interface, the power switch, the M key, the VOL + key, the FM key and the VOL-key are electrically coupled with the MP module.

Preferably, a radio antenna is fixedly mounted on one side of the top end of the case, a speaker hole is formed in the lower portion of the other side of the outer wall of the case, and the radio antenna is electrically coupled with the MP module.

Preferably, a handle is hinged to the upper portion of the other side of the outer wall of the case.

Preferably, the solar panel external connection line is a connector of 5.5-2.1 mm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the green energy of make full use of, the fuselage is from taking solar panel, and built-in safe, light lithium ion battery constitutes one set of multi-functional, portable solar energy microsystem, and convenient operation is swift, and the cost of manufacture is low and performance safe and reliable, has improved the convenience of using, has solved among the prior art product and has charged and carry inconvenient drawback.

2. The utility model discloses an MP3 module of installation is carrying the in-process, can also listen the MP3 module and listen to music or broadcast, can effectively improve recreational.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic frame diagram of components of the present invention;

fig. 5 is a schematic circuit diagram of the present invention.

In the figure: 1-a solar panel; 2-a radio antenna; 3-USB-OUT; 4-bulb interface one; 5-bulb interface two; 6-MicroUsb; a 7-M bond; an 8-VOL + bond; 9-FM key; a 10-VOL-bond; 11-TF card input interface; 12-a USB flash disk input interface; 13-a power switch; 14-solar panel external connection; 15-a chassis; 16-a handle; 17-operating keys; 18-a sound-raising hole; 19-MP3 module; 20-a lithium battery; 21-lithium battery protection circuit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a carrying device for storing electricity by utilizing a photovoltaic charging lithium battery comprises a case 1 and a lithium battery protection circuit 21, wherein a solar panel 1 is fixedly arranged on one side of the outer wall of the case 1, a USB-OUT3, a bulb interface I4, a bulb interface II 5 and a MicroUsb6 are fixedly arranged on the middle end of the other side of the outer wall of the case 1, a solar panel external connection 14 is fixedly connected on one side of the bottom end of the case 1, an MP3 module 9 and a lithium battery 20 are fixedly arranged in the case 1, the lithium battery 20 is respectively and electrically coupled with the USB-OUT3, the bulb interface I4, the bulb interface II 5, the MicroUsb6 and the MP3 module 9 through the lithium battery protection circuit 21, the solar panel 1 is electrically coupled with the lithium battery 20 through a charging control circuit, the solar panel 1 is electrically coupled with the solar panel external connection 14 through a lead, and when the charging work is carried, after photovoltaic conversion, a built-in 3.7V lithium battery 20 is charged through a charging control circuit, protection circuits such as overcharge, overdischarge and short circuit are designed at the front end of the lithium battery 20, meanwhile, a solar panel 1 carried by a product body leads out a solar panel external connection 14, a 5.5-2.1mm joint is adopted, so that a flashlight product with a corresponding interface can be charged conveniently, besides the charging operation by using the solar panel 1 carried by the product, a MicroUsb6 input auxiliary charging interface is added to the product, and when the sun does not exist, a 5V universal mobile phone charger can be used for charging; when the discharging work is carried out, the built-in 3.7V lithium battery 20 can simultaneously supply power to an external bulb, an MP3 player, a USB output and the like after passing through the lithium battery protection circuit 21.

The solar panel 1 is responsible for photoelectric conversion, and a wire outlet is reserved on the back of the solar panel 1 and connected to the solar panel external connection wire 14 through a lead.

The USB-OUT3 provides an external charging function.

The first bulb interface 4 and the second bulb interface 5 can be externally connected with a 3V/3W bulb of a product standard.

Wherein, MicroUsb6 can be used as auxiliary charging means.

Wherein, a TF card input interface 11, a U disk input interface 12, a power switch 13 and operation keys 17 are fixedly arranged at the middle end of the other side of the outer wall of the case 1, the operation keys 17 comprise an M key 7, a VOL + key 8, an FM key 9 and a VOL-key 10,

the TF card input interface 11, the usb disk input interface 12, the power switch 13, the M key 7, the VOL + key 8, the FM key 9, and the VOL-key 10 are electrically coupled to the MP3 module 9.

Wherein, a radio antenna 2 is fixedly installed on one side of the top end of the case 1, a speaker hole 18 is formed below the other side of the outer wall of the case 1, and the radio antenna 2 is electrically coupled with the MP3 module 9.

Wherein, the radio antenna 2 can improve the radio sensitivity of the MP3 module 9.

A lifting handle 16 is hinged to the upper portion of the other side of the outer wall of the case 1, and people can take the device conveniently.

The solar panel external connection line 14 is a 5.5-2.1mm connector, and is convenient for charging a flashlight product with a corresponding interface.

The working principle is as follows: when charging, the solar panel 1 carried by the product body is subjected to photovoltaic conversion, the built-in 3.7V lithium battery 20 is charged through the charging control circuit, the front end of the lithium battery 20 is provided with a protection circuit such as overcharge, overdischarge and short circuit, meanwhile, the solar panel 1 carried by the product body is led out of a solar panel external connection 14, a 5.5-2.1mm joint is adopted, so that the charging of a flashlight product with a corresponding interface is facilitated, besides the charging operation by the solar panel 1 carried by the product, a MicroUsb6 input auxiliary charging interface is added to the product, and when the sun does not exist, a 5V universal mobile phone charger can be used for charging; when the lithium battery is in discharging operation, the built-in 3.7V lithium battery 20 can simultaneously supply power to an external bulb, an MP3 player, a USB output and the like after passing through the lithium battery protection circuit 21, and during charging, direct-current voltage generated by the solar panel 1 enters the charging control integrated circuit U2 through the diode D2 and the resistor R3, and after the charging current is controlled by the U2 and passes through the lithium battery protection circuit 21 consisting of the U1 and the U3, the 3.7V lithium battery 20 built in the product is charged; in the discharging process, after passing through a lithium battery protection circuit 21 composed of U1 and U3, a 3.7V lithium battery 20 arranged in the product directly supplies power to a first external bulb interface 4 and a second external bulb interface 5, supplies power to an MP3 module 9 after passing through a power switch 13, directly inputs the power to an integrated circuit U2, and outputs +5V voltage to a USB-OUT3 external charging interface from a 1 st pin of the integrated circuit after being boosted by U2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an utilize portable device of photovoltaic rechargeable lithium battery accumulate, includes quick-witted case (15) and lithium cell protection circuit (21), its characterized in that: a solar panel (1) is fixedly installed on one side of the outer wall of the case (15), a USB-OUT (3), a bulb interface I (4), a bulb interface II (5) and a MicroUsb (6) are fixedly installed at the middle end of the other side of the outer wall of the case (15), a solar panel external connection wire (14) is fixedly connected to one side of the bottom end of the case (15), an MP3 module (19) and a lithium battery (20) are fixedly installed in the case (15),

the lithium battery (20) is electrically coupled with the USB-OUT (3), the bulb interface I (4), the bulb interface II (5), the MicroUsb (6) and the MP3 module (19) through the lithium battery protection circuit (21), the solar panel (1) is electrically coupled with the lithium battery (20) through the charging control circuit, and the solar panel (1) is electrically coupled with the solar panel external connection line (14) through the lead wire.

2. The portable device for storing electricity by using the photovoltaic rechargeable lithium battery as claimed in claim 1, wherein: a TF card input interface (11), a U disk input interface (12), a power switch (13) and operation keys (17) are fixedly installed at the middle end of the other side of the outer wall of the case (15), the operation keys (17) comprise an M key (7), a VOL + key (8), an FM key (9) and a VOL-key (10),

the TF card input interface (11), the U disk input interface (12), the power switch (13), the M key (7), the VOL + key (8), the FM key (9) and the VOL-key (10) are electrically coupled with the MP3 module (19).

3. The portable device for storing electricity by using the photovoltaic rechargeable lithium battery as claimed in claim 1, wherein: the loudspeaker is characterized in that a radio antenna (2) is fixedly mounted on one side of the top end of the case (15), a sound raising hole (18) is formed in the lower portion of the other side of the outer wall of the case (15), and the radio antenna (2) is electrically coupled with the MP3 module (19).

4. The portable device for storing electricity by using the photovoltaic rechargeable lithium battery as claimed in claim 1, wherein: a lifting handle (16) is hinged above the other side of the outer wall of the case (15).

5. The portable device for storing electricity by using the photovoltaic rechargeable lithium battery as claimed in claim 1, wherein: the solar panel external connection line (14) is a connector of 5.5-2.1 mm.