CN215070257U

CN215070257U - Stable power supply

Info

Publication number: CN215070257U
Application number: CN202121143291.1U
Authority: CN
Inventors: 陈阿文; 王维乐; 夏建平; 杨庆宏; 邓通杭
Original assignee: Fujian Scud Power Technology Co Ltd
Current assignee: Fujian Scud Power Technology Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-07
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a stable power supply, which comprises a lower shell; a polymer battery cell is arranged in the lower shell; foam is arranged at the upper end and the lower end of the polymer battery cell; a protective plate is connected to the side of the polymer battery cell; the protection plate is connected with an output wire harness; the upper end of the polymer battery cell is connected and sealed with the lower shell through the upper cover; a plurality of ultrasonic welding ribs are arranged at the upper end of the side wall of the lower shell at intervals; the cross section of the ultrasonic welding rib is triangular; the upper cover and the lower shell are sealed and fixed through ultrasonic welding. The utility model discloses battery assembly process is simple effective, and the sexual valence relative altitude is light pleasing to the eye. The power supply adopts ultrasonic welding, so that the reliability and the strength are very good, and the safety and the reliability are high. The power supply has good buffering effect and strong stability.

Description

Stable power supply

Technical Field

The utility model relates to a lithium cell technical field especially involves a firm power supply.

Background

In recent years, the field of new energy has been rapidly developed. The power battery is an important component of new energy, and also presents a flourishing situation. The power battery has wide application range and almost covers the industry of telecommunication products. The power supply of the cheap technology has single function and weak reliability and strength.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the weak point among the above-mentioned prior art and provide a firm power supply that the reliability is strong, intensity is high.

The utility model discloses a realize through following mode:

a robust power supply, characterized by: comprises a lower shell; a polymer battery cell is arranged in the lower shell; foam is arranged at the upper end and the lower end of the polymer battery cell; a protective plate is connected to the side of the polymer battery cell; the protection plate is connected with an output wire harness; the upper end of the polymer battery cell is connected and sealed with the lower shell through the upper cover; a plurality of ultrasonic welding ribs are arranged at the upper end of the side wall of the lower shell at intervals; the cross section of the ultrasonic welding rib is triangular; the upper cover and the lower shell are sealed and fixed through ultrasonic welding.

Furthermore, a plurality of reinforcing ribs are arranged on the inner side surface of the side wall of the lower shell at intervals.

Furthermore, a plurality of positioning grooves are formed in the upper end of the side wall of the lower shell at intervals; the locating slot is matched with a locating rib arranged on the upper cover.

Furthermore, the included angle of the protruding tip of the ultrasonic welding rib is 45 degrees.

The beneficial effects of the utility model reside in that: the battery assembling process is simple and effective, high in cost performance, light and attractive. The power supply adopts ultrasonic welding, so that the reliability and the strength are very good, and the safety and the reliability are high. The power supply has good buffering effect and strong stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is an exploded view of the structure of the present invention;

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1, a stable power supply is characterized in that: comprises a lower shell 1; a polymer battery cell 2 is arranged in the lower shell 1; foam 3 is arranged at the upper end and the lower end of the polymer battery core 2; a protective plate 4 is connected to the side of the polymer battery cell 2; the protective plate 4 is connected with an output wire harness 5; the upper end of the polymer battery cell 2 is connected and sealed with the lower shell 1 through an upper cover 10; a plurality of ultrasonic welding ribs 6 are arranged at the upper end of the side wall of the lower shell 1 at intervals; the cross section of the ultrasonic welding rib 6 is triangular; the upper cover 10 and the lower shell 1 are fixed in a sealing mode through ultrasonic welding.

In an embodiment of the present invention, a plurality of reinforcing ribs 7 are disposed on the inner side surface of the sidewall of the lower casing 1.

In an embodiment of the present invention, a plurality of positioning grooves 8 are provided at intervals on the upper end of the sidewall of the lower casing 1; the positioning groove 8 is matched with a positioning rib 9 arranged on the upper cover 10.

In an embodiment of the present invention, the protruding tip included angle of the ultrasonic welding rib 6 is 45 °.

Upper cover 10 and lower casing 1 be the plastic material, adopt PP, PC, ABS, PC + ABS, PA66+ GF, PC etc.. The main function is to fix internal structural components, protect internal cells and bear external pressure. The foam 3 is used for insulation and buffering, and can eliminate a gap between the battery cell and the upper and lower shells. The polymer battery cell 2 is an important component of a power supply and is equivalent to the heart of the power supply. The polymers are stacked and have hard body. The polymer and the lithium battery with the same volume have larger capacity which is about more than 30 percent higher. And is safer and has less explosion risk. The material of the protection plate 4 is FR-4, and a BMS battery management system is arranged in the protection plate. The multifunctional intelligent control device has various functions, such as a protection function, a communication function, voltage and current acquisition, temperature acquisition, electric shock control and the like. The main function is to monitor the use state of the power supply and manage charging and discharging. The wire harness 5 is composed of a wire and a needle seat and mainly used for connecting the protection plate 4, realizing the electric connection between a power supply and an external product and being capable of charging and discharging.

The stability is characterized in that: the utility model discloses an automated production and ultrasonic technology ensure power reliability. The taps of the polymer battery cell and the protective plate are welded by using resistors, foam cotton is arranged on the upper layer and the lower layer of the polymer battery cell, assembly gaps can be absorbed, and fixation after assembly with the upper shell and the lower shell is ensured. The glue groove position of casing 1 is equipped with a plurality of constant head tank 8 and the ultrasonic bonding muscle 6 of round interval setting down. The positioning groove 8 is used for positioning and is matched with the positioning rib 9 of the upper cover 10 for use. The ultrasonic welding ribs 6 are triangular and arranged at intervals, and the design has the function of ensuring stable ultrasonic strength and avoiding glue overflow.

The functional characteristics are as follows: the energy-saving mobile power supply can be used as a mobile power supply to provide energy, and can also be used for providing energy for various communication equipment (such as a dust collector, a scooter, a tablet personal computer, a balance car and the like).

The utility model discloses battery assembly process is simple effective, and the sexual valence relative altitude is light pleasing to the eye. The power supply adopts ultrasonic welding, so that the reliability and the strength are very good, and the safety and the reliability are high. The power supply has good buffering effect and strong stability.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A robust power supply, characterized by: comprises a lower shell (1); a polymer battery cell (2) is arranged in the lower shell (1); foam (3) is arranged at the upper end and the lower end of the polymer battery cell (2); a protective plate (4) is connected to the side of the polymer battery cell (2); the protective plate (4) is connected with an output wire harness (5); the upper end of the polymer battery cell (2) is connected and sealed with the lower shell (1) through an upper cover (10); a plurality of ultrasonic welding ribs (6) are arranged at the upper end of the side wall of the lower shell (1) at intervals; the cross section of the ultrasonic welding rib (6) is triangular; the upper cover (10) and the lower shell (1) are fixed in a sealing mode through ultrasonic welding.

2. A robust power supply as defined in claim 1, wherein: and a plurality of reinforcing ribs (7) are arranged on the inner side surface of the side wall of the lower shell (1) at intervals.

3. A robust power supply as defined in claim 1, wherein: a plurality of positioning grooves (8) are arranged at the upper end of the side wall of the lower shell (1) at intervals; the positioning groove (8) is matched with a positioning rib (9) arranged on the upper cover (10).

4. A robust power supply as defined in claim 1, wherein: the included angle of the protruding tip of the ultrasonic welding rib (6) is 45 degrees.