CN218334115U

CN218334115U - Lithium battery pack with reinforcing structure

Info

Publication number: CN218334115U
Application number: CN202222333388.XU
Authority: CN
Inventors: 况世清; 王秋贤; 冯彬
Original assignee: Guangdong Chaodian New Energy Co ltd
Current assignee: Guangdong Chaodian New Energy Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-17
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a lithium cell group with reinforced structure, the power distribution box comprises a box body, the inside of box all is provided with lithium cell body, the both sides of box all are fixed with the angle bead piece, and the inside of angle bead piece all is provided with the air cavity, the top of box is provided with the case lid, and the inside both sides of case lid all install the construction bolt, the top of case lid is fixed with the handle, the bottom mounting of case lid has to support the pressure structure, support the pressure structure and include the spring, the spring all is fixed in the bottom of case lid, the both ends of box all are fixed with heat radiation structure. The utility model discloses a be provided with and support the pressure structure, through the handle of taking, cover the case lid on the top of box, later with the inside of installing bolt installation income case lid and box, support the clamp plate this moment and can press at lithium cell's top, can support the clamp plate through the tension of spring and press at lithium cell's top, prevent that lithium cell from appearing rocking, improve its reinforcement.

Description

Lithium battery pack with reinforcing structure

Technical Field

The utility model relates to a lithium cell group technical field, in particular to lithium cell group with reinforced structure.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, so the battery is also called a lithium metal battery, a lithium battery pack is widely applied to various fields, particularly an electric vehicle battery which is used for replacing walking by daily people, and after the lithium battery pack is assembled, various performances of the battery are simulated and tested according to actual requirements, so that the normal use of the lithium battery pack is ensured;

when using, the lithium battery pack is inconvenient to support and press the lithium battery, the lithium battery can shake in the box body, the lithium battery does not have a reinforcing effect, and an improvement space is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a lithium cell group with reinforced structure for solve current inconvenient and support the pressure to the lithium cell, the lithium cell can rock in the inside of box, does not possess the defect of reinforced (rfd) effect.

(II) contents of utility model

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a lithium cell group with reinforced structure, the power distribution box comprises a box body, the inside of box all is provided with lithium cell body, the both sides of box all are fixed with the angle bead piece, and the inside of angle bead piece all is provided with the air cavity, the top of box is provided with the case lid, and the inside both sides of case lid all install the construction bolt, the top of case lid is fixed with the handle, the bottom mounting of case lid has to the pressure structure, it includes the spring to support the pressure structure, the spring all is fixed in the bottom of case lid, the bottom mounting of spring has to the clamp plate, the inside bottom of spring is provided with the guide post, the both ends of box all are fixed with heat radiation structure.

Preferably, the corner protection pieces are provided with four groups, and the four groups of corner protection pieces are symmetrically distributed around the central axis of the box body.

Preferably, the spring is provided with a plurality of, and a plurality of the spring is equidistant at the top of propping the clamp plate and arranges, the bottom of guide post with prop the top fixed connection of clamp plate.

Preferably, the air cavities are provided with a plurality of air cavities which are arranged in the corner protecting sheet at equal intervals.

Preferably, the heat radiation structure comprises a screen plate, the screen plate is fixed at two ends of the box body, a connecting cover is fixed at one end of the screen plate, and heat radiation holes are formed in the connecting cover.

Preferably, the screen plates are provided with four groups, and the four groups of screen plates are symmetrically distributed around the central axis of the box body.

Preferably, the radiating holes are provided with a plurality of radiating holes which are distributed in the connecting cover at equal intervals.

(III) advantageous effects

The utility model provides a pair of lithium cell group with reinforced structure, its advantage lies in: the pressing plate can be pressed on the top of the lithium battery body through the tension of the spring, so that the lithium battery body is prevented from shaking, and the reinforcement of the lithium battery body is improved;

the corner protection pieces are arranged and sequentially fixed at the corners around the box body, the corner protection pieces can protect the corners of the box body and prevent the corners of the box body from being abraded, meanwhile, the protection performance of the corner protection pieces can be enhanced through the air cavities in the corner protection pieces, and when the box body is collided, the lithium battery body deforms to slow down the strength of the lithium battery body;

through being provided with heat radiation structure, its temperature can rise when lithium cell body uses, can give off the heat through the otter board, later gives off to the outside through the louvre, and plays dirt-proof effect through the otter board, prevents that the dust from entering into the inside of box when the heat dissipation, can guarantee lithium cell body normal use, prolongs lithium cell body's life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the heat dissipation structure of the present invention;

fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a box body; 2. a lithium battery body; 3. a corner protecting sheet; 4. installing a bolt; 5. a box cover; 6. a handle; 7. a pressing structure; 701. pressing the plate; 702. a spring; 703. a guide post; 8. an air cavity; 9. a heat dissipation structure; 901. a screen plate; 902. a connecting cover; 903. and (4) heat dissipation holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

Referring to fig. 1-4, the present invention provides an embodiment: a lithium battery pack with a reinforced structure comprises a box body 1, wherein lithium battery bodies 2 are arranged inside the box body 1, corner protection pieces 3 are fixed on two sides of the box body 1 respectively, air cavities 8 are arranged inside the corner protection pieces 3, a box cover 5 is arranged at the top end of the box body 1, mounting bolts 4 are mounted on two sides inside the box cover 5, a handle 6 is fixed on the top end of the box cover 5, a pressing structure 7 is fixed at the bottom end of the box cover 5, and heat dissipation structures 9 are fixed at two ends of the box body 1 respectively;

the pressing structure 7 comprises springs 702, the springs 702 are fixed at the bottom end of the box cover 5, pressing plates 701 are fixed at the bottom ends of the springs 702, guide columns 703 are arranged at the bottom ends inside the springs 702, the springs 702 are provided with a plurality of springs 702, the springs 702 are arranged at equal intervals at the top ends of the pressing plates 701, the bottom ends of the guide columns 703 are fixedly connected with the top ends of the pressing plates 701, and the guiding performance is improved;

specifically, as shown in fig. 1 and 4, when the structure is used, firstly, the case cover 5 is covered on the top end of the case body 1 by taking the handle 6, then the mounting bolt 4 is mounted in the case cover 5 and the case body 1, at this time, the pressing plate 701 can be pressed on the top of the lithium battery body 2 by the tension of the spring 702, so that the lithium battery body 2 is prevented from shaking, and the reinforcement performance of the lithium battery body is improved;

the corner protection pieces 3 are provided with four groups, the four groups of corner protection pieces 3 are symmetrically distributed about the central axis of the box body 1, the air cavities 8 are provided with a plurality of air cavities 8, and the air cavities 8 are arranged in the corner protection pieces 3 at equal intervals, so that the protection performance of the corner protection pieces 3 is enhanced;

specifically, as shown in fig. 1 and 2, when the structure is used, firstly, the corner protecting pieces 3 are sequentially fixed at the corners around the box body 1, the corner protecting pieces 3 can protect the corners of the box body 1 to prevent the corners of the box body 1 from being worn, meanwhile, the protection performance of the corner protecting pieces 3 can be enhanced through the air cavities 8 in the corner protecting pieces 3, and when the box body 1 is collided, the lithium battery body 2 is deformed to reduce the strength;

the heat dissipation structure 9 comprises screen boards 901, wherein the screen boards 901 are fixed at two ends of the box body 1, one end of each screen board 901 is fixed with a connecting cover 902, heat dissipation holes 903 are formed in the connecting covers 902, the screen boards 901 are provided with four groups, the four groups of screen boards 901 are symmetrically distributed around the central axis of the box body 1, the heat dissipation holes 903 are provided with a plurality of heat dissipation holes 903, and the heat dissipation holes 903 are distributed in the connecting covers 902 at equal intervals, so that the heat dissipation performance is improved;

specifically, as shown in fig. 2 and fig. 3, when using this structure, first, its temperature can rise when lithium cell body 2 is using, can dispel the heat through otter board 901, later dispel to the outside through louvre 903, and play dirt-proof effect through otter board 901, prevent that the dust from entering into the inside of box 1 when the heat dissipation, can guarantee lithium cell body 2 normal use, extension lithium cell body 2's life.

The working principle is as follows: during the use, at first, through the handle 6 of taking, cover case lid 5 on the top of box 1, later with the inside of installing bolt 4 installation income case lid 5 and box 1, it can press at lithium cell body 2's top to support clamp plate 701 this moment, tension through spring 702 can support clamp plate 701 and press at lithium cell body 2's top, prevent that lithium cell body 2 from appearing rocking, secondly, its temperature can rise when lithium cell body 2 uses, can disperse the heat through otter board 901, later give off to the outside through louvre 903, and play dirt-proof effect through otter board 901, prevent that the dust from entering into the inside of box 1 when the heat dissipation, can guarantee lithium cell body 2 normal use, finally accomplish the use work of this lithium cell group.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a lithium cell group with reinforced structure, includes box (1), its characterized in that: the lithium battery pack is characterized in that a lithium battery body (2) is arranged inside the box body (1), corner protection pieces (3) are fixed on two sides of the box body (1), air cavities (8) are arranged inside the corner protection pieces (3), a box cover (5) is arranged on the top end of the box body (1), mounting bolts (4) are installed on two sides inside the box cover (5), a handle (6) is fixed on the top end of the box cover (5), a pressing structure (7) is fixed on the bottom end of the box cover (5), the pressing structure (7) comprises a spring (702), the spring (702) is fixed on the bottom end of the box cover (5), a pressing plate (701) is fixed on the bottom end of the spring (702), a guide column (703) is arranged on the bottom end inside the spring (702), and heat dissipation structures (9) are fixed on two ends of the box body (1).

2. A lithium battery provided with a reinforcing structure according to claim 1, characterized in that: the corner protection pieces (3) are provided with four groups, and the four groups of corner protection pieces (3) are symmetrically distributed relative to the central axis of the box body (1).

3. The lithium battery pack with the reinforced structure as claimed in claim 1, wherein: the springs (702) are arranged in a plurality, the springs (702) are arranged at the top ends of the pressing plates (701) at equal intervals, and the bottom ends of the guide columns (703) are fixedly connected with the top ends of the pressing plates (701).

4. A lithium battery provided with a reinforcing structure according to claim 1, characterized in that: the air cavities (8) are provided with a plurality of air cavities (8) which are arranged in the corner protection sheet (3) at equal intervals.

5. A lithium battery provided with a reinforcing structure according to claim 1, characterized in that: the heat dissipation structure (9) comprises screen plates (901), the screen plates (901) are fixed at two ends of the box body (1), one ends of the screen plates (901) are fixed with connecting covers (902), and heat dissipation holes (903) are formed in the connecting covers (902).

6. A lithium battery pack provided with a reinforcing structure according to claim 5, characterized in that: the screen plates (901) are provided with four groups, and the four groups of screen plates (901) are symmetrically distributed around the central axis of the box body (1).

7. A lithium battery pack provided with a reinforcing structure according to claim 5, characterized in that: the heat dissipation holes (903) are provided with a plurality of heat dissipation holes, and the heat dissipation holes (903) are distributed in the connecting cover (902) at equal intervals.