CN220569841U

CN220569841U - Lithium battery combined structure assembled in modularized mode

Info

Publication number: CN220569841U
Application number: CN202322230231.9U
Authority: CN
Inventors: 黄石生
Original assignee: Shenzhen Hangcheng Electronics Co ltd
Current assignee: Shenzhen Hangcheng Electronics Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-03-08
Anticipated expiration: 2033-08-18

Abstract

The utility model relates to the technical field of lithium batteries, in particular to a modularized assembled lithium battery combined structure, which comprises a box body, wherein one side of the inside of the box body is fixedly connected with a plurality of partition plates and a plurality of heat-conducting silica gel, the bottom side of the inside of the box body is fixedly connected with a plurality of support base plates fixedly connected with the partition plates, and the top side of each support base plate is provided with a plurality of lithium batteries. The utility model has the advantages that: through box, baffle, heat conduction silica gel, support backing plate, lithium cell, buffer hole, buffer spring, buffer rod, buffer plate and buffer pad's cooperation setting can be right the box supports the work, has strengthened the structural stability of box, and work as the box can cushion the power on the box when receiving external effort, thereby has avoided the condition that the box damaged, right the lithium cell has carried out the protection work, has avoided the condition that the damage appears in the lithium cell has guaranteed the normal work of lithium cell.

Description

Lithium battery combined structure assembled in modularized mode

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a modular assembled lithium battery combined structure.

Background

The lithium battery is a battery using lithium metal or lithium alloy as a positive and negative electrode material and using a nonaqueous electrolyte solution, and has various excellent characteristics such as long service life, high rated voltage, low self-discharge rate, light weight, environmental protection and the like. The lithium battery is divided into a round lithium battery pack and a square lithium battery pack, and the same lithium battery pack is also divided into a lithium battery pack formed by connecting a plurality of round lithium batteries in series and parallel and a lithium battery pack formed by connecting a plurality of rectangular lithium batteries in series and parallel.

Rectangular lithium battery pack generally installs the inside at a box with a plurality of lithium battery modularization, rectangular lithium battery is laminated mutually with the inner wall of box to fix rectangular lithium battery, but if the box drops and produces deformation because of striking at the in-process of transportation, the impact can cause certain influence to lithium battery this moment, can appear the circumstances that lithium battery damaged even when serious, thereby influenced the normal work of lithium battery pack, consequently need a lithium battery integrated configuration of modularization equipment to solve above-mentioned problem.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an objective of the present utility model is to provide a modular assembled lithium battery assembly structure, which solves the problems mentioned in the background art and overcomes the shortcomings of the prior art.

In order to achieve the above object, an embodiment of an aspect of the present utility model provides a modular assembled lithium battery assembly structure, which comprises a box body, one side inside the box body is fixedly connected with a plurality of baffle plates and a plurality of heat-conducting silica gel, the bottom side inside the box body is fixedly connected with a plurality of support base plates fixedly connected with the baffle plates, the top side of the support base plates is provided with a plurality of lithium batteries, one side of each baffle plate is provided with a buffer hole, the inner wall of each buffer hole is fixedly connected with a buffer spring, one end of each buffer spring is fixedly connected with a buffer rod, one end of each buffer rod away from each buffer spring is fixedly connected with a buffer plate, and one side of each buffer plate is fixedly connected with a buffer pad.

By the preferred one side of above-mentioned arbitrary scheme, one side of box is provided with the apron, a plurality of first heat dissipation groove has been seted up to one side of apron, one side fixed mounting of apron has a plurality of first dust screen, the second heat dissipation groove has all been seted up to two side of box symmetry, two equal fixed mounting of box symmetry have the second dust screen, one side fixedly connected with a plurality of heat conduction pole of heat conduction silica gel, a plurality of the one end fixedly connected with heating panel that the heat conduction silica gel was kept away from to the heat conduction pole, one side fixedly connected with a plurality of fin that the heat conduction pole was kept away from to the heating panel.

By any of the above-mentioned schemes, preferably, the buffer rod is slidably connected with the buffer hole, and the diameter of the buffer rod is equal to that of the buffer hole, so that the buffer rod can smoothly move along the direction of the buffer hole and elastically deform the buffer spring.

By above-mentioned arbitrary scheme preferred, one side of buffer board is laminated mutually with one side of box inside, the blotter is laminated mutually with one side of lithium cell, the material of blotter is rubber, through the blotter can cushion the work to the lithium cell, and through the buffer board can support the box.

By the above-mentioned arbitrary scheme preferred, first heat dissipation groove corresponds with the quantity of lithium cell, first heat dissipation groove corresponds with the position of lithium cell, first dust screen corresponds with the position of first heat dissipation groove, first dust screen corresponds with the quantity of first heat dissipation groove, the size of first dust screen is greater than the size of first heat dissipation groove, through first heat dissipation groove can dispel the heat work to the lithium cell, avoids through first dust screen can avoid the dust to enter into the inside of box through first heat dissipation groove.

By any of the above-mentioned schemes, it is preferable that the second dust-proof net corresponds to the second heat dissipation groove, and the second dust-proof net has a size larger than that of the second heat dissipation groove, and dust can be prevented from entering the inside of the case through the second heat dissipation groove by the second dust-proof net.

By any of the above schemes, it is preferable that the heat conducting rod penetrates through one side of the box body and extends to the outside of the box body, and the heat conducting rod is fixedly connected with the box body.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. through box, baffle, heat conduction silica gel, support backing plate, lithium cell, buffer hole, buffer spring, buffer rod, buffer plate and buffer pad's cooperation setting can be right the box supports the work, has strengthened the structural stability of box, and work as the box can cushion the power on the box when receiving external effort, thereby has avoided the condition that the box damaged, right the lithium cell has carried out the protection work, has avoided the condition that the damage appears in the lithium cell has guaranteed the normal work of lithium cell.

2. Through the below jack-up of baffle with the lithium cell, make the bottom side of lithium cell and box is left the heat dissipation cavity, and pass through the second heat dissipation groove can carry out the heat dissipation work to the below of lithium cell, through the first heat dissipation groove can carry out the heat dissipation work to the top side of lithium cell, through the cooperation setting of heat conduction silica gel, heat conduction pole, heating panel and fin, can with the heat conduction that the lithium cell during operation produced is to the external world and carries out the heat dissipation work, thereby is right the lithium cell has carried out comprehensive heat dissipation work, has avoided the lithium cell has appeared the too high condition of temperature at the during operation, has guaranteed the life of lithium cell.

Drawings

FIG. 1 is a schematic view of a first view structure according to the present utility model;

FIG. 2 is a schematic view of a second view angle structure according to the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a separator and its connecting members according to the present utility model;

fig. 5 is a schematic cross-sectional view of the heat conduction rod and the connecting member thereof according to the present utility model.

In the figure: 1-box, 2-baffle, 3-heat conduction silica gel, 4-support backing plate, 5-lithium cell, 6-buffer hole, 7-buffer spring, 8-buffer rod, 9-buffer plate, 10-buffer pad, 11-apron, 12-first heat dissipation groove, 13-first dust screen, 14-second heat dissipation groove, 15-second dust screen, 16-heat conduction rod, 17-heating panel, 18-fin.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.

As shown in fig. 1 to 5, a modular assembled lithium battery combined structure comprises a box body 1, wherein one side of the inside of the box body 1 is fixedly connected with a plurality of baffle plates 2 and a plurality of heat-conducting silica gel 3, the bottom side of the inside of the box body 1 is fixedly connected with a plurality of support base plates 4 fixedly connected with the baffle plates 2, the top side of the support base plates 4 is provided with a plurality of lithium batteries 5, one side of each lithium battery 5 is attached to the heat-conducting silica gel 3, the lithium batteries 5 are propped up through the support base plates 4, one side of each baffle plate 2 is provided with a buffer hole 6, the inner wall of each buffer hole 6 is fixedly connected with a buffer spring 7, the length of each buffer spring 7 is smaller than the depth of each buffer hole 6, one end of each buffer spring 7 is fixedly connected with a buffer rod 8, one end of each buffer rod 8, which is far away from each buffer spring 7, is fixedly connected with a buffer plate 9, one side of each buffer plate 9 is fixedly connected with a buffer pad 10, the two symmetrical sides inside the box body 1 are supported by the partition plates 2, the buffer springs 7, the buffer rods 8 and the buffer plates 9, so that the structural stability of the box body 1 is ensured, the buffer plates 9 are tightly attached to the inner side of the box body 1 in a normal state, one side of the buffer pad 10 away from the buffer plates 9 is attached to the lithium battery 5, the two symmetrical sides of the lithium battery 5 are respectively attached to the two adjacent partition plates 2, the lithium battery 5 is supported and fixed by the support base plate 4, the two partition plates 2, the heat conducting silica gel 3 and the buffer pad 10, when the box body 1 falls, if one side of the box body 1 is deformed due to collision, the buffer plates 9 move along with the box body, so that the buffer pads 10 deform, the buffer rods 8 move, and the buffer springs 7 elastically deform along with the buffer plates, the external force is buffered under the reaction force of the buffer spring 7 and the buffer pad 10, and the lithium battery 5 is protected by the heat conductive silica gel 3.

As an alternative technical scheme of the lithium battery pack, a cover plate 11 is arranged on one side of a box body 1, a plurality of first radiating grooves 12 are formed in one side of the cover plate 11, radiating work is performed on the top side of a lithium battery 5 and the inside of the box body 1 through the first radiating grooves 12, a plurality of first dustproof nets 13 are fixedly arranged on one side of the cover plate 11, second radiating grooves 14 are formed in two symmetrical side surfaces of the box body 1, second dustproof nets 15 are fixedly arranged on two symmetrical side surfaces of the box body 1, radiating work is performed on the inside of the box body 1 and the bottom side of the lithium battery 5 through the second radiating grooves 14, a plurality of heat conducting rods 16 are fixedly connected to one side of the heat conducting silica gel 3, one end, far away from the heat conducting silica gel 3, of the heat conducting rods 17 is fixedly connected with a plurality of radiating fins 18, and when the lithium battery 5 works to generate heat, the heat is conducted onto the radiating plates 17 through the heat conducting silica gel 3 and the heat conducting rods 16, and the plurality of radiating fins 18 work.

As an alternative solution of the present utility model, the buffer rod 8 is slidably connected to the buffer hole 6, and the diameter of the buffer rod 8 is equal to the diameter of the buffer hole 6, so that the buffer rod 8 can smoothly move along the direction of the buffer hole 6 and elastically deform the buffer spring 7.

As an alternative solution of the present utility model, one side of the buffer plate 9 is attached to one side of the inside of the case 1, the buffer pad 10 is attached to one side of the lithium battery 5, the buffer pad 10 is made of rubber, and the lithium battery 5 can be buffered by the buffer pad 10 and the case 1 can be supported by the buffer plate 9.

As an alternative solution of the present utility model, the first heat dissipation grooves 12 correspond to the number of lithium batteries 5, the first heat dissipation grooves 12 correspond to the positions of the lithium batteries 5, the first dust-proof net 13 corresponds to the positions of the first heat dissipation grooves 12, the first dust-proof net 13 corresponds to the number of the first heat dissipation grooves 12, the size of the first dust-proof net 13 is larger than the size of the first heat dissipation grooves 12, the heat dissipation operation of the lithium batteries 5 can be performed through the first heat dissipation grooves 12, and dust can be prevented from entering the inside of the case 1 through the first heat dissipation grooves 12 through the first dust-proof net 13.

As an alternative solution of the present utility model, the second dust-proof net 15 corresponds to the position of the second heat dissipation groove 14, and the size of the second dust-proof net 15 is larger than the size of the second heat dissipation groove 14, so that dust can be prevented from entering the inside of the case 1 through the second heat dissipation groove 14 by the second dust-proof net 15.

As an alternative solution of the present utility model, the heat conducting rod 16 penetrates one side of the case 1 and extends to the outside of the case 1, and the heat conducting rod 16 is fixedly connected with the case 1.

A modular assembled lithium battery combined structure has the following working principle:

when the case 1 falls, if one side of the case 1 is deformed due to collision, the buffer plate 9 moves along with the case, so that the buffer pad 10 deforms and the buffer rod 8 moves, the buffer spring 7 elastically deforms along with the buffer rod, and external acting force is buffered under the reaction force of the buffer spring 7 and the buffer pad 10, so that the other side of the lithium battery 5 is protected through the heat-conducting silica gel 3.

To sum up, this modularization equipment's lithium cell integrated configuration, through box 1, baffle 2, heat conduction silica gel 3, support backing plate 4, lithium cell 5, buffer hole 6, buffer spring 7, buffer rod 8, buffer board 9 and buffer pad 10's cooperation setting, can support the work to box 1, the structural stability of box 1 has been strengthened, and can cushion the power on box 1 when box 1 receives the exotic effort, thereby the condition of box 1 damage has been avoided, protection work has been carried out to lithium cell 5, the condition of damage has been avoided appearing in lithium cell 5, the normal work of lithium cell 5 has been guaranteed, the below jack-up of lithium cell 5 through baffle 2, make lithium cell 5 and box 1's bottom side keep the heat dissipation cavity, and can dispel the heat the work to lithium cell 5's below through second heat dissipation groove 14, can dispel the heat the work to lithium cell 5's top side through first heat dissipation groove 12, can be with lithium cell 5 during operation and produce the condition of damage has been avoided the lithium cell 5 to the heat conduction when lithium cell 5 is carried out, thereby the heat dissipation service life is high enough, the lithium cell is guaranteed to the comprehensive life-span of lithium cell 5 has been avoided.

Claims

1. A modular assembled lithium battery composite structure is characterized in that: including box (1), one side fixedly connected with a plurality of baffle (2) and a plurality of heat conduction silica gel (3) of box (1) inside, the inside bottom side fixedly connected with of box (1) is a plurality of and baffle (2) fixedly connected with support backing plate (4), the top side of support backing plate (4) is provided with a plurality of lithium cell (5), a plurality of buffer hole (6) have all been seted up to one side of baffle (2), the inner wall fixedly connected with buffer spring (7) of buffer hole (6), the one end fixedly connected with buffer rod (8) of buffer spring (7), one end fixedly connected with buffer board (9) of buffer spring (7) are kept away from to buffer rod (8), one side fixedly connected with blotter (10) of buffer board (9).

2. The modular assembled lithium battery pack of claim 1, wherein: one side of box (1) is provided with apron (11), a plurality of first radiating groove (12) have been seted up to one side of apron (11), one side fixed mounting of apron (11) has a plurality of first dust screen (13), second radiating groove (14) have all been seted up to two symmetrical sides of box (1), two equal fixed mounting of box (1) have second dust screen (15), one side fixedly connected with a plurality of heat conduction pole (16) of heat conduction silica gel (3), a plurality of one end fixedly connected with heating panel (17) of heat conduction silica gel (3) are kept away from to a plurality of heat conduction pole (16), one side fixedly connected with a plurality of fin (18) of heat conduction pole (16) are kept away from to heating panel (17).

3. The modular assembled lithium battery pack of claim 2, wherein: the buffer rod (8) is in sliding connection with the buffer hole (6), and the diameter of the buffer rod (8) is equal to the diameter of the buffer hole (6).

4. A modularly assembled lithium battery composite structure according to claim 3, wherein: one side of the buffer plate (9) is attached to one side of the inside of the box body (1), the buffer pad (10) is attached to one side of the lithium battery (5), and the buffer pad (10) is made of rubber.

5. The modular assembled lithium battery pack of claim 4, wherein: the first heat dissipation grooves (12) correspond to the number of the lithium batteries (5), the first heat dissipation grooves (12) correspond to the positions of the lithium batteries (5), the first dust-proof nets (13) correspond to the positions of the first heat dissipation grooves (12), the first dust-proof nets (13) correspond to the number of the first heat dissipation grooves (12), and the size of the first dust-proof nets (13) is larger than that of the first heat dissipation grooves (12).

6. The modular assembled lithium battery pack of claim 5, wherein: the second dustproof net (15) corresponds to the position of the second radiating groove (14), and the size of the second dustproof net (15) is larger than that of the second radiating groove (14).

7. The modular assembled lithium battery pack of claim 6, wherein: the heat conducting rod (16) penetrates through one side of the box body (1) and extends to the outside of the box body (1), and the heat conducting rod (16) is fixedly connected with the box body (1).