CN106451673A - Mobile power supply easy to dismount - Google Patents

Abstract

The invention discloses a mobile power supply with reliable structure and easy disassembly and assembly, which includes a casing, an energy storage cell installed in the casing, and a circuit board. The circuit board is provided with a boost output control circuit, a charging input control circuit, Display control circuit and power supply protection circuit, the energy storage cell is electrically connected to the circuit board, the upper and lower ends of the housing are respectively connected with an upper cover and a lower cover, and the inner wall of the housing is provided with a circular groove for screw connection , the circular groove extends from the upper end surface of the shell to the lower end surface, the upper cover and the lower cover are fixedly connected to the circular groove by screws, the upper end surface of the upper cover is connected with an upper decorative sheet to cover the screws, the The lower end surface of the lower cover is connected with a lower decorative sheet to cover the screws.

Description

A mobile power supply that is easy to disassemble

technical field

The invention relates to the technical field of power supplies, in particular to a mobile power supply that is easy to assemble and disassemble.

Background technique

With the improvement of people's living standards, the application of digital products is more and more extensive. For example, the digital products commonly used by people when going out include mobile phones, digital cameras, MP4, PSP, etc. Although these digital products have brought a lot of convenience to people's lives, but , When people are in the case of passive charging, once these digital products are out of power, they cannot be used. At present, in order to solve this problem, people's common method is to carry spare battery or carry mobile power supply. Usually the mobile power supply uses two left and right half shells to wrap the energy storage cell and the circuit board, and the left and right half shells are assembled into one body through multiple buckles. Disassembly will lead to damage to the buckle, which is not conducive to subsequent assembly; in addition, the left and right half shells of the mobile power supply are easy to fall apart and cannot even be reassembled, resulting in damage to the mobile power supply.

Contents of the invention

In order to overcome the deficiencies of the prior art, the present invention provides a mobile power supply that is easy to assemble and disassemble, has a reliable structure, and is easy to assemble and disassemble.

The technical solution adopted by the present invention to solve its technical problems is:

A mobile power supply that is easy to disassemble and assemble, including a casing, an energy storage cell installed in the casing, and a circuit board, the circuit board is provided with a boost output control circuit, a charging input control circuit, a display control circuit and a power supply protection circuit , the energy storage cell is electrically connected to the circuit board, the upper and lower ends of the housing are respectively connected with an upper cover and a lower cover, and the inner wall of the housing is provided with a circular groove for screw connection, and the circular groove is formed by The upper end surface of the shell extends to the lower end surface, the upper cover and the lower cover are fixedly connected to the circular groove by screws, the upper end surface of the upper cover is connected with an upper decorative sheet to cover the screws, and the lower end surface of the lower cover is connected with Lower the trim sheet to cover the screws.

As an improvement of the above technical solution, an LED light bar is connected inside the upper cover, and the LED light bar is electrically connected to the circuit board, and the LED light bar is provided with a small lamp bead for displaying electric power. There are four and arranged in a single row.

As a further improvement of the above technical solution, the inner wall of the upper cover is provided with a card slot for inserting the LED lamp row, and the bottom surface of the card slot is provided with a round hole matching the small lamp bead, and the upper cover A display trim is also connected to the outer wall, and the display trim covers the circular hole.

As a further improvement, the lower end of the upper cover is provided with a skirt protruding into the casing, and a sealing ring is set on the skirt.

As a further improvement, a bracket is also provided in the housing, and the bracket is provided with a bayonet for clamping the circuit board.

As a further improvement, the shell is made of aluminum alloy or plastic.

The beneficial effects of the present invention are: by setting a circular groove on the inner wall of the shell, and the circular groove extends from the upper end surface of the shell to the lower end surface, so the upper cover and the lower cover can be fixedly connected to the circular groove by screws to make the upper cover 1. The lower cover is assembled with the shell, the structure is firm and reliable, even if it falls, it will not cause it to fall apart; and it is easy to disassemble, the upper cover and the lower cover can be disassembled by unscrewing the screws. In addition, an upper decorative sheet is connected to the upper end of the upper cover to cover the screws, and a lower decorative sheet is connected to the lower end of the lower cover to cover the screws, which greatly improves the overall aesthetics of the mobile power supply. The invention has the advantages of simple and practical structure, convenient assembly and disassembly, reliability and durability.

Description of drawings

The present invention will be further described below in conjunction with drawings and embodiments.

Fig. 1 is a structural representation of the present invention;

Fig. 2, Fig. 3 are the exploded schematic diagrams of the present invention;

Fig. 4 is the structural representation of shell among the present invention;

Fig. 5 is a schematic structural view of the upper cover in the present invention.

detailed description

Referring to Figures 1 to 5, a mobile power supply that is easy to assemble and disassemble includes a housing 1, an energy storage cell 2 installed in the housing 1, and a circuit board 3, the circuit board 3 is provided with a boost output control circuit, Charging input control circuit, display control circuit and power supply protection circuit, the energy storage cell 2 is electrically connected to the circuit board 3, the upper and lower ends of the shell 1 are respectively connected with an upper cover 11 and a lower cover 12, and the outer shell 1 The inner wall is provided with a circular groove 101 for screw connection, and the circular groove 101 extends from the upper end surface of the casing 1 to the lower end surface, and the upper cover 11 and the lower cover 12 are fixedly connected to the circular groove 101 by screws, so An upper decorative sheet 111 is connected to the upper surface of the upper cover 11 to cover the screws, and a lower decorative sheet 121 is connected to the lower surface of the lower cover 12 to cover the screws. With the above structure, the whole housing of the mobile power supply is assembled by the shell 1, the upper cover 11, and the lower cover 12, and the upper cover 11, the lower cover 12 are connected and fixed with the circular groove 101 on the inner wall of the shell 1 by screws, which is very reliable. , the mobile power supply will not fall apart, and it is easy to disassemble, just unscrew the screws. Covering the screws by the upper decorative sheet 111 and the lower decorative sheet 121 respectively greatly improves the aesthetics of the mobile power supply and is more in line with consumers' preferences.

In this embodiment, preferably, the upper cover 11 is connected with an LED light bar 4, the LED light bar 4 is electrically connected with the circuit board 3, and the LED light bar 4 is provided with a small light for displaying the power There are four small lamp beads arranged in a single row. Preferably, the inner wall of the upper cover 11 is provided with a card slot 112 for inserting the LED lamp row 4 , and the bottom surface of the card slot 112 is provided with a round hole matching the small lamp bead. The upper cover 11 A display trim 5 is also connected to the outer wall, and the display trim 5 covers the circular hole. The LED light row 4 is inserted in the card slot 112, and the small lamp beads used to display the power protrude from the round hole on the bottom of the card slot 112, and then covered by the decorative plate 5, which not only ensures that the small lamp beads are not easy to be damaged by collision, but also improves decorative.

In order to improve the sealing performance and waterproof performance, in this embodiment, preferably, the lower end of the upper cover 11 is provided with a skirt protruding into the casing 1, and a sealing ring is set on the skirt, and the skirt is inserted into the casing 1. The sealing ring prevents moisture and dust from entering through the gap between the upper cover 11 and the casing 1 .

In order to facilitate fixing the circuit board 3 , in this embodiment, preferably, a bracket 6 is further provided in the housing 1 , and the bracket 6 is provided with a bayonet for clamping the circuit board 3 to fix the circuit board 3 .

In this embodiment, preferably, the housing 1 is made of aluminum alloy or plastic.

The above is only a preferred embodiment of the present invention, but the present invention is not limited to the above-mentioned embodiments, as long as it achieves the technical effect of the present invention by any same or similar means, it should fall within the protection scope of the present invention .

Claims (6)

1. A mobile power supply that is easy to disassemble and assemble, including a casing (1), an energy storage cell (2) installed in the casing (1), and a circuit board (3). The circuit board (3) is provided with a lift Voltage output control circuit, charging input control circuit, display control circuit and power supply protection circuit, the energy storage cell (2) is electrically connected to the circuit board (3), characterized in that: the upper and lower ends of the shell (1) The upper cover (11) and the lower cover (12) are respectively connected, and the inner wall of the shell (1) is provided with a circular groove (101) for screw connection, and the circular groove (101) is formed by the shell (1) The upper end surface extends to the lower end surface, the upper cover (11) and the lower cover (12) are fixedly connected to the circular groove (101) by screws, and the upper end surface of the upper cover (11) is connected with an upper decorative sheet (111) To cover the screws, the lower end surface of the lower cover (12) is connected with a lower decorative sheet (121) to cover the screws. 2. A mobile power supply that is easy to disassemble and assemble according to claim 1, characterized in that: the upper cover (11) is connected with an LED light row (4), and the LED light row (4) is connected to the circuit board (3) Electrically connected, the LED lamp row (4) is provided with small lamp beads for displaying electric power, and there are four small lamp beads arranged in a single row. 3. A mobile power supply that is easy to disassemble and assemble according to claim 2, characterized in that: the inner wall of the upper cover (11) is provided with a slot (112) for inserting the LED light row (4), so The bottom surface of the card slot (112) is provided with a round hole matching the small lamp bead, and a display trim (5) is connected to the outer wall of the upper cover (11), and the display trim (5) covers The round hole. 4. A mobile power supply that is easy to disassemble and assemble according to claim 3, characterized in that: the lower end of the upper cover (11) is provided with a skirt extending into the casing (1), and the skirt is covered with a seal lock up. 5. A mobile power supply that is easy to disassemble and assemble according to claim 1, characterized in that: a bracket (6) is also provided in the housing (1), and the bracket (6) is provided with a circuit board for clamping (3) bayonet. 6. A mobile power supply that is easy to disassemble and assemble according to claim 1, characterized in that: the housing (1) is made of aluminum alloy or plastic.