CN111969670A - Portable mobile power supply - Google Patents

Abstract

The invention discloses a portable mobile power supply, comprising a shell and a bracket, the shell is provided with a DC output port, an AC output port and a charging port; the bracket is arranged inside the shell, and the bracket is provided with a main board room, a plug-in board room, a reverse The inverter room and a plurality of cell slots, the main board room, the plug-in board room, the inverter room and the cell slot are respectively provided with the main board, the plug-in board, the inverter and the cell, the input end of the main board, the plug-in board and the inverter , The cell is electrically connected, the plug-in board is electrically connected with the DC output port and the charging port, and the AC output port is electrically connected with the output end of the inverter. The main board room, plug-in board room, inverter room and multiple cell slots are separated, which can avoid the mutual influence of various components, especially the influence of the heat generated by the inverter on the cells; The structure is relatively compact, the volume is small, it is easy to carry, the structural strength is large, and the reliability and safety are good.

Description

Portable Power Bank

technical field

The invention relates to the field of energy storage devices, in particular to a portable mobile power supply.

Background technique

The energy storage device used to store electricity is also called energy storage battery, which mainly refers to the battery used for solar power generation equipment, wind power generation equipment and renewable energy storage energy. Gradually become the power source of domestic life and industrial equipment. For example, in places such as temporary power supply at home or short-term electricity consumption in outdoor life, a portable energy storage device is required to supply power for office equipment, household electrical equipment and entertainment equipment for a short period of time. The energy storage device at this stage is generally in the form of a combination of multiple cells for power supply, which is large in size and is not conducive to mobile carrying; and the various components of the energy storage device are closely arranged together, so it is easy to encounter vibrations or collisions. Damage to the components inside, in severe cases, will cause the energy storage device to short-circuit and catch fire, with average reliability and safety performance; the energy storage device generates a large amount of heat and has a poor heat dissipation effect, which in turn affects the power and energy efficiency of the energy storage device.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the present invention proposes a portable mobile power supply, which has a compact structure, high structural strength, and good reliability and safety.

A portable power bank according to an embodiment of the present invention includes a housing and a bracket, and the housing is provided with a DC output port, an AC output port and a charging port; the bracket is arranged inside the housing, and the bracket is arranged on the housing. There are a main board room, a plug-in board room, an inverter room and a plurality of cell slots, and the main board room, the plug-in board room, the inverter room and the cell slot are respectively provided with a main board, a plug-in board, an inverter an inverter and a battery cell, the main board is electrically connected to the plug-in board, the input end of the inverter, and the battery core, and the plug-in board is electrically connected to the DC output port and the charging port , the AC output port is electrically connected with the output end of the inverter.

The portable power bank according to the embodiment of the present invention has at least the following beneficial effects: charging the battery cell through the charging port, the electric energy released by the battery cell is supplied from the DC output port to the electronic products using DC power, and the electric energy released by the battery cell is supplied from the AC output port. Electronic products using alternating current have more complete functions; because the main board room, plug-in board room, inverter room and multiple cell slots are separated, the main board, plug-in board, inverter and battery cells are also separated, so that It avoids the mutual influence of various components, especially the influence of the heat generated by the inverter on the cell; and due to the setting of the bracket, the structure of the entire portable mobile power supply is relatively compact, small in size, easy to carry, and has a large structural strength. In the event of vibration or collision, the components of the portable power bank are not easy to be damaged, and the reliability and safety are good.

According to some embodiments of the present invention, the cell slot is arranged on the peripheral side of the bracket, the main board room is arranged on the upper end of the bracket, and the plug-in board room and the inverter room are arranged on the bracket The lower end of the plug-in board room and the inverter room are arranged side by side.

According to some embodiments of the present invention, a cooling fan is provided on the side wall of the inverter room, and a ventilation window is provided on the housing in a region corresponding to the cooling fan.

According to some embodiments of the present invention, the casing includes an upper casing and a lower casing, and the upper casing, the bracket and the lower casing are sequentially connected by connecting pieces.

According to some embodiments of the present invention, the housing further includes a middle frame, a first rib is provided on the inner wall of the middle frame, and a second rib is provided on the bracket at a position corresponding to the first rib, The second rib is located above or below the first rib, and the connecting piece connects the upper shell, the lower shell, the second rib and the first rib.

According to some embodiments of the present invention, a wireless charging module is further included, the wireless charging module is disposed in the housing and is electrically connected with the plug-in board.

According to some embodiments of the present invention, the wireless charging module is disposed on the top of the casing, and a first anti-skid pad is disposed on the upper surface of the casing.

According to some embodiments of the present invention, the DC output port, the AC output port and the charging port are respectively a USB interface, a socket and a USB-C interface.

According to some embodiments of the present invention, the bottom surface of the casing is provided with a second anti-skid pad.

According to some embodiments of the present invention, a side wall of the cell slot is provided with an elastic sheet for pressing and clamping the cell.

Additional aspects and advantages of the present invention will be set forth, in part, from the following description, and in part will be apparent from the following description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

1 is a schematic structural diagram of a portable mobile power supply according to an embodiment of the present invention;

2 is a schematic cross-sectional view of a portable power bank according to an embodiment of the present invention;

3 is a schematic structural diagram of a portable mobile power supply with an upper casing, a wireless charging module, a shielding cover and a main board hidden in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a bracket of a portable mobile power source according to an embodiment of the present invention.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, only used to explain the present invention, and should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that when it comes to the orientation description, for example, the orientation or positional relationship indicated by up, down, front, rear, left, right, etc., may be based on the orientation or positional relationship shown in the drawings, only It is to facilitate the description of the present invention and to simplify the description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In the description of the present invention, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, above, below, within, etc. are understood as including this number . If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

1 to 4, the present invention discloses a portable mobile power supply, including a casing 100 and a bracket 200, the casing 100 is provided with a DC output port 110, an AC output port 120 and a charging port 130; the bracket 200 is provided on the casing Inside the body 100, the bracket 200 is provided with a main board room 210, a plug-in board room 220, an inverter room 230 and a plurality of cell slots 240. There are a main board 300, a plug-in board 400, an inverter 500 and a battery cell 600. The main board 300 is electrically connected to the plug-in board 400, the input end of the inverter 500, and the battery cell 600. The plug-in board 400 is connected to the DC output port 110 and the charging port. 130 is electrically connected, and the AC output port 120 is electrically connected with the output end of the inverter 500 .

The battery cell 600 is charged through the charging port 130, the electric energy released by the battery cell 600 is supplied from the DC output port 110 to the electronic products using DC power, and the electric energy released by the battery cell 600 is supplied from the AC output port 120 to the electronic product using AC power, and the functions are relatively complete; Because the main board room 210 , the plug-in board room 220 , the inverter room 230 and the plurality of cell slots 240 are separated, the main board 300 , the plug-in board 400 , the inverter 500 and the battery cells 600 are also separated, which can avoid each The mutual influence of the components, especially the influence of the heat generated by the inverter 500 on the battery core 600 is avoided; and due to the arrangement of the bracket 200, the entire portable mobile power supply has a compact structure, a small volume, is easy to carry, and has a large structural strength , In the event of vibration or collision, the components of the portable mobile power supply are not easy to be damaged, and the reliability and safety are good.

In some embodiments of the present invention, the cell slot 240 is arranged on the peripheral side of the bracket 200 , the main board room 210 is arranged on the upper end of the bracket 200 , the card board room 220 and the inverter room 230 are arranged on the lower end of the bracket 200 , and the card board room 220 and the The inverter chambers 230 are arranged side by side. The battery cell slot 240, the main board room 210, the plug-in board room 220 and the inverter room 230 are compactly distributed, reasonable and safe, and the main board 300, the plug-in board 400, the inverter 500 and the battery cell 600 do not affect each other, which is beneficial to the inverter. The inverter 500 and the battery cell 600 dissipate heat, and the heat transfer between them is very small, so as to prevent the heat of the inverter 500 from affecting the operation of the battery cell 600 . In addition, since the cell slot 240 is disposed on the peripheral side of the bracket 200 , it is convenient to disassemble and assemble the cell 600 .

In some embodiments of the present invention, a cooling fan 231 is provided on the side wall of the inverter room 230 , and a ventilation window 140 is provided in a region corresponding to the cooling fan 231 of the housing 100 . The cooling fan 231 and the ventilation window 140 are beneficial to the flow of air in the inverter room 230, thereby accelerating the heat dissipation speed of the inverter 500. The ventilation window 140 is also arranged to facilitate the cooling of other components inside the casing 100, avoiding the need for portable power banks. The internal temperature is too high, so as to avoid the reduction of the working efficiency of the portable mobile power supply, reduce the hidden dangers such as fire and explosion of the portable mobile power supply, and have good safety performance. Further, the ventilation window 140 is provided on the front side of the housing 100 , and the DC output port 110 , the AC output port 120 and the charging port 130 are also provided on the front side of the housing 100 .

In some embodiments of the present invention, the casing 100 includes an upper casing 150 and a lower casing 160 , and the upper casing 150 , the bracket 200 and the lower casing 160 are sequentially connected by connecting elements. The upper shell 150 , the bracket 200 and the lower shell 160 are integrated into a whole, the shell 100 has a better effect of fixing the bracket 200 , and the bracket 200 can be protected and can provide the main board 300 , the plug-in board 400 , the inverter 500 and the battery cell 600 . Better protection, which in turn makes the structure of the entire portable mobile power supply stronger and more reliable.

In some embodiments of the present invention, the housing 100 further includes a middle frame 170 , the inner wall of the middle frame 170 is provided with a first rib 171 , and the bracket 200 is provided with a second rib 250 at a position corresponding to the first rib 171 . The second rib plate 250 is located above or below the first rib plate 171 , and the connecting member connects the upper shell 150 , the lower shell 160 , the second rib plate 250 and the first rib plate 171 . The upper shell 150, the lower shell 160, the second rib plate 250 and the first rib plate 171 are connected in the vertical direction, which ensures the limitation of the bracket 200 in the vertical direction and the horizontal direction, and simultaneously makes the upper shell 150, the lower shell 160 , the middle frame 170 and the bracket 200 have stronger compressive ability in the vertical direction. The arrangement of the middle frame 170 makes the structural strength of the entire casing 100 better, so the portable mobile power supply has better compressive ability in the vertical direction. The connecting member can be a screw, and the screw is embedded, so that the surface of the housing 100 can be kept flat.

In some embodiments of the present invention, the portable power bank further includes a wireless charging module 700 . The wireless charging module 700 is disposed in the casing 100 and is electrically connected to the plug-in board 400 . The wireless charging module 700 can supply power for electronic products with wireless charging function, thereby making the connection between the portable power bank and the electrical device more diverse, that is, making the portable power bank more powerful and used in a wider range.

In some embodiments of the present invention, the wireless charging module 700 is arranged on the top of the casing 100, and the electronic product with the wireless charging function can be directly charged on the top of the casing 100, which is convenient to use; A first anti-skid pad 800 is disposed on the surface, and the first anti-skid pad 800 can prevent the electronic product with the wireless charging function from slipping on the upper surface of the casing 100 . Further, the bracket 200 is provided with a shielding cover in the area corresponding to the main board 300, the wireless charging module 700 is arranged on the shielding cover, and the shielding cover can shield the main board 300, the plug-in board 400, the inverter 500, and the battery cell 600 from the wireless charging module. 700 interference.

In some embodiments of the present invention, the DC output port 110 , the AC output port 120 and the charging port 130 are respectively a USB interface, a socket and a USB-C interface. The USB interface and socket are commonly used components at this stage, and are suitable for direct connection of most electrical devices. The ports are rich in styles, and the portable mobile power supply can directly supply power to more types of electrical devices without the need to switch the interface. In the same way, the USB-C interface makes the connection between the portable power bank and the adapter more convenient. It should be understood that the inverter 500 converts the DC power of the battery cell 600 into AC power for output, and the voltage of the AC power output by the inverter 500 may be determined according to the voltage used in different countries or regions, including 220V, 100V or other Voltage value.

In some embodiments of the present invention, the bottom surface of the casing 100 is provided with a second anti-skid pad 900 , and the second anti-skid pad 900 can prevent the portable mobile power supply from slipping. It can be understood that a display screen is provided on the rear side of the casing 100, and the display screen is connected to the main board 300. The display screen can display the use status of the portable power bank, such as "charging" and "discharging", and can also display the remaining power of the portable power bank. power. The DC output port 110 and the AC output port 120 are electrically connected with a switch, and the switch controls the power on and off of the DC output port 110 and the AC output port 120 to improve the safety of electricity consumption.

In some embodiments of the present invention, the side wall of the cell slot 240 is provided with an elastic sheet 241 for pressing and clamping the cell 600, the cell 600 is placed in the cell slot 240, and the elastic sheet 241 is secured on the cell 600, The cell 600 is prevented from moving in the cell slot 240 or falling off from the cell slot 240 . The battery cells 600 and the battery cells 600 may be electrically connected together in series or in parallel.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, and within the scope of knowledge possessed by those of ordinary skill in the art, various Variety.

Claims (10)

1. Portable portable power source, its characterized in that includes:

the charger comprises a shell (100), wherein a direct current output port (110), an alternating current output port (120) and a charging port (130) are arranged on the shell (100);

the battery charger comprises a support (200), wherein the support (200) is arranged inside the shell (100), a mainboard chamber (210), a plug-in board chamber (220), an inverter chamber (230) and a plurality of electric core grooves (240) are arranged on the support (200), the mainboard chamber (210), the plug-in board chamber (220), the inverter chamber (230) and the electric core grooves (240) are respectively provided with a mainboard (300), a plug-in board (400), an inverter (500) and an electric core (600), the mainboard (300) is electrically connected with the plug-in board (400), the input end of the inverter (500) and the electric core (600), the plug-in board (400) is electrically connected with the direct current output port (110) and the charging port (130), and the alternating current output port (120) is electrically connected with the output end of the inverter (500).

2. The portable power supply of claim 1, wherein: the electric core slot (240) is arranged on the peripheral side of the support (200), the main board chamber (210) is arranged at the upper end of the support (200), the plug-in board chamber (220) and the inverter chamber (230) are arranged at the lower end of the support (200), and the plug-in board chamber (220) and the inverter chamber (230) are arranged side by side.

3. The portable power supply of claim 1, wherein: a heat radiation fan (231) is arranged on the side wall of the inverter chamber (230), and a ventilation window (140) is arranged on the shell (100) in the area corresponding to the heat radiation fan (231).

4. The portable power supply of claim 1, wherein: the shell (100) comprises an upper shell (150) and a lower shell (160), wherein the upper shell (150), the bracket (200) and the lower shell (160) are sequentially connected through a connecting piece.

5. The portable power supply of claim 4, wherein: the shell (100) further comprises a middle frame (170), a first rib plate (171) is arranged on the inner wall of the middle frame (170), a second rib plate (250) is arranged at the position, corresponding to the first rib plate (171), of the support (200), the second rib plate (250) is located above or below the first rib plate (171), and the upper shell (150), the lower shell (160), the second rib plate (250) and the first rib plate (171) are connected through the connecting piece.

6. The portable power supply of claim 1, wherein: the wireless charging device is characterized by further comprising a wireless charging module (700), wherein the wireless charging module (700) is arranged in the shell (100) and is electrically connected with the plug-in board (400).

7. The portable power supply of claim 6, wherein: the wireless charging module (700) is arranged at the top in the shell (100), and a first anti-skid pad (800) is arranged on the upper surface of the shell (100).

8. The portable power supply of claim 1, wherein: the direct current output port (110), the alternating current output port (120) and the charging port (130) are respectively a USB interface, a socket and a USB-C interface.

9. The portable power supply of claim 1, wherein: and a second anti-skid pad (900) is arranged on the bottom surface of the shell (100).

10. The portable power supply of claim 1, wherein: and the side wall of the electric core groove (240) is provided with an elastic sheet (241) for pressing and clamping the electric core (600).

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