CN213340562U

CN213340562U - Portable lithium battery

Info

Publication number: CN213340562U
Application number: CN202022649621.6U
Authority: CN
Inventors: 张晓红
Original assignee: Kunshan Jinxin New Energy Technology Co ltd
Current assignee: Kunshan Jinxin New Energy Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-06-01
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a portable lithium battery, including rectangular shape, and hollow lower casing, the lock is fixed the last lid on the casing down, from supreme several battery pieces that pile up in proper order and set up casing and upper cover are internal down, the one-to-one parcel is at the end hoop at the both ends of several battery pieces, the connecting plate of being connected with the battery piece, set up in the casing down, and the PCB circuit board of being connected with the battery piece, the portable handle of setting on last lid, inlay respectively on last lid, and exchange interface and the direct current aviation interface of all being connected with PCB circuit board, can dismantle the interchange shutoff head that sets up on exchanging the interface, and can dismantle the aviation interface shutoff head of setting on direct current aviation interface. By the proposal, the utility model has the advantages of simple structure, protection target in place have very high practical value and spreading value in lithium cell technical field.

Description

Portable lithium battery

Technical Field

The utility model belongs to the technical field of the lithium cell technique and specifically relates to a portable lithium cell.

Background

At present, the storage battery (especially 12V or 24V and large capacity) in the prior art adopts external positive and negative terminals, which are the main part of the dc power supply, but it also needs an external charging device, a dc power supply device, etc., and the positive and negative terminals are exposed and easily have grounding or short circuit faults.

Therefore, a lithium battery with a simple structure, protection in place and convenient carrying is urgently needed.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the utility model is to provide a portable lithium cell, the utility model discloses a technical scheme as follows:

the utility model provides a portable lithium battery, including rectangular shape, and hollow lower casing, the lock is fixed the upper cover body on the casing down, from supreme stacking gradually and setting up several battery pieces in casing and upper cover body down, the one-to-one parcel is at the end hoop at the both ends of several battery pieces, the connecting plate of being connected with the battery piece, the setting is in the casing down, and the PCB circuit board of being connected with the battery piece, set up the portable handle on the upper cover body, inlay respectively on the upper cover body, and exchange interface and the direct current aviation interface that all is connected with the PCB circuit board, can dismantle the interchange shutoff head that sets up on exchanging the interface, and can dismantle the aviation interface shutoff head that sets up on direct current aviation interface.

Furthermore, a circuit board mounting cavity for mounting the PCB is arranged in the lower shell; and a battery cavity for mounting the battery piece and the connecting plate is arranged in the lower shell.

Furthermore, handle clamping grooves in a shape of a Chinese character 'tu' are formed in the front and the rear of the upper cover body; the end part of the portable handle is provided with clamping heads which are in one-to-one correspondence with the handle clamping grooves.

Furthermore, any battery piece is provided with a terminal connected with the connecting plate.

Further, a label area is arranged on the upper cover body.

Furthermore, a waterproof sealing ring is arranged between the lower shell and the upper cover body.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model skillfully arranges the battery cavity and the circuit board installation cavity in the lower shell chamber to supply the battery piece, the connecting plate and the PCB circuit board, and can realize insulation protection while playing the installation space;

(2) the utility model has the advantages that the PCB circuit board, the AC interface and the DC aviation interface are arranged, the charging and power supply equipment is not required to be arranged outside, and the protection is ensured to be more in place under the action of the lower shell and the upper cover body; in addition, the battery can be charged only by externally connecting a universal power line;

(3) the utility model skillfully arranges the handle clamping groove in the shape of convex letter on the upper cover body and arranges the matched hand-hold handle, which is convenient to carry;

to sum up, the utility model has the advantages of simple structure, protection target in place have very high practical value and spreading value in lithium cell technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for 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 a limitation of the scope of protection, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1. a lower housing; 2. an upper cover body; 3. a carrying handle; 4. a battery piece; 5. an end band; 6. a connecting plate; 7. a PCB circuit board; 11. a battery cavity; 12. a circuit board mounting cavity; 21. a handle slot; 22. an alternating current interface; 23. a direct current aviation interface; 24. a label area; 31. clamping a head; 41. and a terminal.

Detailed Description

To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

As shown in fig. 1 to 2, the present embodiment provides a portable lithium battery. In the present embodiment, the terms "first", "second", and the like are used only for distinguishing the similar components, and are not to be construed as limiting the scope of protection. In addition, in the present embodiment, the directional terms such as "bottom", "top", "peripheral edge", "center", and the like are explained based on the drawings; moreover, the circuit of the PCB circuit board of the present embodiment is a conventional circuit, and is not described herein again.

In the present embodiment, the portable lithium battery includes a lower case 1, an upper lid 2, and an electric part; a waterproof sealing ring is arranged between the lower shell 1 and the upper cover body 2. Wherein, a circuit board mounting cavity 12 for mounting the PCB 7 is arranged in the lower shell 1; and a battery cavity 11 for installing the battery piece 4 and the connecting plate 6 is arranged in the lower shell 1.

In this embodiment, the front and rear of the upper cover 2 are provided with handle slots 21 in a shape of a Chinese character 'tu'; the end part of the portable handle 3 is provided with clamping heads 31 which are in one-to-one correspondence with the handle clamping grooves 21. A carrying handle 3 is provided on the upper cover body 2. In addition, a label area 24 is provided on the upper cover body 2.

In this embodiment, the electric part includes from the bottom up and piles up in proper order and sets up several battery pieces 4 in casing 1 and the upper cover body 2 down, the end hoop 5 of one-to-one parcel at the both ends of several battery pieces 4, connecting plate 6 of being connected with battery piece 4, set up in casing 1 down, and the PCB circuit board 7 of being connected with battery piece 4, inlay respectively on upper cover body 2, and exchange interface 22 and the direct current aviation interface 23 all are connected with PCB circuit board 7, can dismantle the interchange shutoff head (not shown, conventional structure) that sets up on exchanging interface 22, and can dismantle the aviation interface shutoff head (not shown, conventional structure) that sets up on direct current aviation interface 23. Any one of the battery cells 4 is provided with a terminal 41 connected to the connection plate 6.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.

Claims

1. A portable lithium battery is characterized by comprising a rectangular and hollow lower shell (1), an upper cover body (2) buckled and fixed on the lower shell (1), a plurality of battery pieces (4) which are sequentially stacked and arranged in the lower shell (1) and the upper cover body (2) from bottom to top, and end hoops (5) which are wrapped at two ends of the battery pieces (4) in a one-to-one correspondence manner, a connecting plate (6) connected with the battery piece (4), a PCB circuit board (7) arranged in the lower shell (1) and connected with the battery piece (4), a hand-held handle (3) arranged on the upper cover body (2), an AC interface (22) and a DC aviation interface (23) which are respectively embedded on the upper cover body (2) and are connected with the PCB circuit board (7), the alternating current plug is detachably arranged on the alternating current interface (22), and the aviation interface plug is detachably arranged on the direct current aviation interface (23).

2. A portable lithium battery according to claim 1, characterized in that a circuit board mounting cavity (12) for mounting the PCB circuit board (7) is provided in the lower case (1); and a battery cavity (11) for installing the battery piece (4) and the connecting plate (6) is arranged in the lower shell (1).

3. The portable lithium battery according to claim 1, wherein the front and the rear of the upper cover (2) are provided with handle slots (21) in a shape of a Chinese character 'tu'; the end part of the portable handle (3) is provided with clamping heads (31) which are in one-to-one correspondence with the handle clamping grooves (21).

4. A portable lithium battery according to claim 1, characterized in that any one of said battery cells (4) is provided with a terminal (41) connected to the connection plate (6).

5. A portable lithium battery according to claim 1, characterized in that the upper cover (2) is provided with a label area (24).

6. A portable lithium battery according to any of claims 1 to 5, characterized in that a waterproof sealing ring is arranged between the lower case (1) and the upper cover (2).