CN217562652U

CN217562652U - Auxiliary structure based on lithium battery thermal management system

Info

Publication number: CN217562652U
Application number: CN202220756603.4U
Authority: CN
Inventors: 尹剑; 史俊杰; 赵巍巍; 吴勇; 汪沛然
Original assignee: Anhui Tongsheng Energy Technology Co ltd
Current assignee: Anhui Tongsheng Energy Technology Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-10-11
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a thermal management system auxiliary structure based on lithium cell, packaging shell including the lithium cell, the standing groove has been seted up at packaging shell's top, and the inside of standing groove is provided with radiator unit, and radiator unit rotates in the inside of standing groove through drive assembly, and packaging shell's surface is provided with the spacing subassembly of angle, includes limit gear in the spacing subassembly of angle, connects pivot and dwang, the utility model relates to a lithium cell technology field. This based on lithium cell thermal management system auxiliary structure, through being provided with the spacing subassembly of angle, utilize limit gear and gear groove to mesh the joint, and the restoration nature of limiting plate on the dwang on the cooperation, realized spacing after rotating radiating angle, rocking when not only having avoided the heat dissipation, the effectual heat of persisting the angle when using the battery scatters out moreover, with this convenient in the operation to lithium cell thermal management, has improved subsequent life of lithium cell simultaneously.

Description

Auxiliary structure based on lithium battery thermal management system

Technical Field

The utility model relates to a lithium battery technology field specifically is a based on lithium cell thermal management system auxiliary structure.

Background

Lithium batteries are a type of battery using a nonaqueous electrolyte solution using lithium metal or a lithium alloy as a positive/negative electrode material, and can be roughly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in a metallic state and are rechargeable, and after the lithium battery cells are overcharged to a voltage higher than 4.2V, side effects begin to occur. The higher the overcharge voltage, the higher the danger. When the voltage of the lithium cell is higher than 4.2V, the quantity of lithium atoms left in the anode material is less than half, at the moment, the storage lattice is always collapsed, and the battery generates permanent capacity loss.

No matter current lithium cell is charging or the in-process that discharges, the produced heat energy of battery often can cause great influence to the life of battery, and general radiating effect is not good on its shell of managing, causes the heat gathering easily, and also can have the unable thermal problem of discharging in partial position to its radiating in-process simultaneously, for this reason, the utility model provides a based on lithium cell thermal management system auxiliary structure.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a based on lithium cell thermal management system auxiliary structure has solved current lithium cell no matter be charging or the in-process that discharges, and produced heat gathers easily, and leads to the unable complete problem of dispelling the heat in the inside corner of partial shell.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a packaging shell based on lithium cell thermal management system auxiliary structure, includes the lithium cell, the standing groove has been seted up at packaging shell's top, the inside of standing groove is provided with radiator unit, radiator unit rotates in the inside of standing groove through drive assembly, and packaging shell's surface is provided with the spacing subassembly of angle, including stop gear, connection pivot and dwang in the spacing subassembly of angle, through sliding assembly sliding connection between stop gear and the connection pivot, gear groove has been seted up on packaging shell's surface, stop gear meshes with gear groove's surface mutually, the one end of dwang is connected with packaging shell's fixed surface, the surface cover of dwang is equipped with the spring, and the both ends of spring and dwang and packaging shell's opposite side fixed connection, the fixed surface of spring is connected with the limiting plate, the surface of limiting plate and stop gear's surface contact.

Preferably, the sliding assembly comprises a bayonet lock fixedly installed on the outer surface of the connecting rotating shaft, a sliding groove is formed in the center of the limiting gear, and the outer surface of the bayonet lock is in sliding connection with the inner surface of the sliding groove.

Preferably, including swivel ring and driving motor in the radiator unit, driving motor passes through branch fixed mounting in the inside of swivel ring, the one end fixedly connected with drive shaft of driving motor output shaft.

Preferably, the top end of the driving rotating shaft is fixedly connected with a cooling fan, and one end of the connecting rotating shaft is fixedly connected with the surface of the rotating ring.

Preferably, the drive assembly comprises a servo motor, and one side of the servo motor is fixedly installed on the surface of the packaging shell.

Preferably, one end of the output shaft of the servo motor is fixedly connected with a servo rotating shaft through a coupler, and one end of the servo rotating shaft is fixedly connected with the surface of the rotating ring.

Advantageous effects

The utility model provides a based on lithium cell thermal management system auxiliary structure. Compared with the prior art, the method has the following beneficial effects:

(1) This based on lithium cell thermal management system auxiliary structure, through being provided with the spacing subassembly of angle, utilize limit gear and gear groove to mesh the joint, and cooperation is last limiting plate resumeing nature on the dwang, realized spacing after rotating radiating angle, rocking when not only having avoided the heat dissipation, the effectual heat that persists the angle when using the battery goes out of moreover, with this convenient in the operation to lithium cell thermal management, the subsequent life of lithium cell has been improved simultaneously.

(2) This based on lithium battery thermal management system auxiliary structure through being provided with radiator unit and drive assembly, utilizes driving motor to drive radiator fan outside exhaust heat to and servo motor drives the rotating ring and carries out the regulation of heat dissipation angle, so that better carry out thermal effluvium, and make the flexibility more of operation, play the additional action to lithium battery thermal management.

Drawings

FIG. 1 is a perspective view of the external structure of the present invention;

FIG. 2 is a perspective view of the internal structure of the present invention;

fig. 3 is an exploded perspective view of the angle limiting assembly of the present invention;

fig. 4 is an enlarged view of a part of the structure in fig. 3.

In the figure: 1-packaging shell, 2-placing groove, 3-heat dissipation component, 31-rotating ring, 32-driving motor, 33-driving rotating shaft, 34-heat dissipation fan, 4-driving component, 41-servo motor, 42-servo rotating shaft, 5-angle limiting component, 51-limiting gear, 52-connecting rotating shaft, 53-rotating rod, 54-sliding component, 54-1-bayonet lock, 54-2-sliding groove, 55-gear groove, 56-spring and 57-limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an auxiliary structure based on a lithium battery thermal management system comprises a packaging shell 1 of a lithium battery, a placing groove 2 is formed in the top of the packaging shell 1, the placing groove 2 is convenient for a rotating ring 31 not to collide when the rotating ring 31 rotates, a heat dissipation assembly 3 is arranged inside the placing groove 2, the heat dissipation assembly 3 comprises the rotating ring 31 and a driving motor 32, the driving motor 32 can drive a heat dissipation fan 34, the driving motor 32 is electrically connected with an external power supply, the driving motor 32 is fixedly arranged inside the rotating ring 31 through a support rod, one end of an output shaft of the driving motor 32 is fixedly connected with a driving rotating shaft 33, the top end of the driving rotating shaft 33 is fixedly connected with the heat dissipation fan 34, the heat dissipation fan 34 dissipates heat inside the shell outwards, one end of the driving rotating shaft 52 is fixedly connected with the surface of the rotating ring 31, and the heat dissipation assembly 3 rotates inside the placing groove 2 through a driving assembly 4, the driving assembly 4 comprises a servo motor 41, the servo motor 41 is a three-phase asynchronous motor, the servo motor 41 is electrically connected with an external power supply, one side of the servo motor 41 is fixedly installed on the surface of the packaging shell 1, one end of an output shaft of the servo motor 41 is fixedly connected with a servo rotating shaft 42 through a coupler, one end of the servo rotating shaft 42 is fixedly connected with the surface of the rotating ring 31, through the arrangement of the heat dissipation assembly 3 and the driving assembly 4, the driving motor 32 is utilized to drive the heat dissipation fan 34 to discharge heat outwards, and the servo motor 41 drives the rotating ring 31 to adjust the heat dissipation angle, so that the heat dissipation can be better carried out, the operation is more flexible, the auxiliary effect of the lithium battery heat management is achieved, the angle limiting assembly 5 is arranged on the surface of the packaging shell 1, and the angle limiting assembly 5 comprises a limiting gear 51, a limiting gear 42, a rotating ring 31 is arranged in the angle limiting assembly 5, the lithium battery pack comprises a rotating shaft 52, a rotating shaft 53, a limiting gear 51, a gear groove 55, a sliding assembly 54, a clamping pin 54-1 fixedly installed on the outer surface of the rotating shaft 52, a sliding assembly 54, a sliding groove 54-2, a sliding groove 54-1, a gear groove 55, a limiting gear 51, a gear groove 55, a spring 56, an angle limiting assembly 5, a limiting gear 51, a gear groove 55, a spring 56, an upper limit plate 57, a lower limit plate 57, a lithium battery pack, and a lithium battery pack.

When the lithium battery heat dissipation device works, firstly, the limiting plate 57 is rotated, the limiting plate 57 is separated from the surface of the limiting gear 51, the spring 56 is twisted at the moment, then, the limiting gear 51 is pulled out outwards, the limiting gear 51 is separated from the gear groove 55, at the moment, the bayonet 54-1 connected to the rotating shaft 52 slides in the chute 54-2 of the limiting gear 51, through the arrangement of the angle limiting assembly 5, the limiting gear 51 and the gear groove 55 are meshed and clamped, and the restorability of the limiting plate 57 on the rotating rod 53 is matched, the limitation after the rotation of the heat dissipation angle is realized, not only the shaking during heat dissipation is avoided, but also the heat remained at the angle during the use of the battery is effectively dissipated, so that the operation of the lithium battery heat management is facilitated, the subsequent service life of the lithium battery is prolonged, meanwhile, the servo motor 41 is started, the servo motor 41 drives the servo rotating shaft 42 to drive the rotation of the two rotating rings 31, at the moment, the drive motor 32 inside the rotating ring 31 drives the rotating shaft 33 and the heat dissipation fan 34 to rotate until the rotating shaft 52 drives the heat dissipation motor 31 to drive the heat dissipation motor 51 to drive the heat dissipation motor 31 to perform heat dissipation angle regulation through the heat dissipation angle of the limiting gear 51 and the heat dissipation ring 55, and the heat dissipation motor 31 is more flexibly.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A thermal management system auxiliary structure based on lithium batteries, includes packaging shell (1) of lithium battery, its characterized in that: a placing groove (2) is formed in the top of the packaging shell (1), a heat dissipation assembly (3) is arranged inside the placing groove (2), the heat dissipation assembly (3) rotates inside the placing groove (2) through a driving assembly (4), and an angle limiting assembly (5) is arranged on the surface of the packaging shell (1);

including limit gear (51), connection pivot (52) and dwang (53) in angle limiting component (5), through sliding component (54) sliding connection between limit gear (51) and connection pivot (52), gear groove (55) have been seted up on the surface of packaging shell (1), limit gear (51) meshes with the surface of gear groove (55) mutually, the one end of dwang (53) is connected with the fixed surface of packaging shell (1), the outer surface cover of dwang (53) is equipped with spring (56), and the both ends of spring (56) and the opposite side fixed connection of dwang (53) and packaging shell (1), the fixed surface of spring (56) is connected with limiting plate (57), the surface of limiting plate (57) and the surface contact of limit gear (51).

2. The lithium battery thermal management system auxiliary structure of claim 1, wherein: the sliding assembly (54) comprises a clamping pin (54-1) fixedly mounted on the outer surface of the connecting rotating shaft (52), a sliding groove (54-2) is formed in the center of the limiting gear (51), and the outer surface of the clamping pin (54-1) is connected with the inner surface of the sliding groove (54-2) in a sliding mode.

3. The lithium battery thermal management system-based auxiliary structure of claim 1, wherein: including swivel becket (31) and driving motor (32) in radiator unit (3), driving motor (32) pass through branch fixed mounting in the inside of swivel becket (31), the one end fixedly connected with drive shaft (33) of driving motor (32) output shaft.

4. The lithium battery thermal management system-based auxiliary structure of claim 3, wherein: the top end of the driving rotating shaft (33) is fixedly connected with a cooling fan (34), and one end of the connecting rotating shaft (52) is fixedly connected with the surface of the rotating ring (31).

5. The lithium battery thermal management system-based auxiliary structure of claim 1, wherein: the drive assembly (4) comprises a servo motor (41), and one side of the servo motor (41) is fixedly installed on the surface of the packaging shell (1).

6. The lithium battery thermal management system-based auxiliary structure of claim 5, wherein: one end of an output shaft of the servo motor (41) is fixedly connected with a servo rotating shaft (42) through a coupler, and one end of the servo rotating shaft (42) is fixedly connected with the surface of the rotating ring (31).