CN217881649U

CN217881649U - High-efficient lithium ion battery electricity core heat radiation structure

Info

Publication number: CN217881649U
Application number: CN202221092218.0U
Authority: CN
Inventors: 姚晓青; 徐勇; 陈森楠
Original assignee: Jiangsu Chaodian New Energy Technology Development Co ltd
Current assignee: Jiangsu Chaodian New Energy Technology Development Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-11-22
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a high-efficient lithium ion battery electricity core heat radiation structure, place board and lithium ion battery electricity core body including bottom plate, electric core, the backup pad is all installed at the both ends at bottom plate top, and the top of backup pad is installed electric core and is placed the board, the top that the board was placed to electric core evenly is provided with four logical grooves of group, and the intermediate position department that the board top was placed to electric core is provided with electric core standing groove, the internally mounted of electric core standing groove has lithium ion battery electricity core body, the intermediate position department at bottom plate top installs the second bearing, and the top of bottom plate evenly installs first bearing. The utility model discloses install heat dissipation post, heat dissipation post and heat dissipation disk, during the use, the heat-conducting plate is derived the heat on with lithium ion battery electricity core body to accessible heat dissipation post and heat dissipation disk further increase heat radiating area make the heat scatter and disappear fast, thereby can effectively improve the radiating efficiency.

Description

High-efficient lithium ion battery electricity core heat radiation structure

Technical Field

The utility model relates to a battery electricity core heat dissipation technical field specifically is a high-efficient lithium ion battery electricity core heat radiation structure.

Background

The lithium ion battery is a secondary battery (rechargeable battery), which mainly depends on lithium ions moving between the anode and the cathode to work, and generally consists of an electric core and a protective circuit board.

When the existing lithium ion battery cell heat radiation structure is used, parts such as cooling fins on the heat radiation structure are required to be installed on the cell respectively, the cooling fins are fixed through the parts such as bolts, the heat radiation structure cannot be suitable for the cell with different specifications, the heat radiation structure is not convenient to install on the cell, the heat radiation area of the cooling fins is small, and the heat radiation efficiency is difficult to promote.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient lithium ion battery electricity core heat radiation structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient lithium ion battery electricity core heat radiation structure, places board and lithium ion battery electricity core body including bottom plate, electric core, the backup pad is all installed at the both ends at bottom plate top, and the top of backup pad is installed electric core and is placed the board, the top that the board was placed to the electric core evenly is provided with four logical grooves, and the electric core places the intermediate position department at board top and be provided with electric core standing groove, the internally mounted of electric core standing groove has lithium ion battery electricity core body, the intermediate position department at bottom plate top installs the second bearing, and the top of bottom plate evenly installs first bearing, the threaded rod is all installed to the inside of first bearing, and the threaded rod is close to the one end of second bearing and all installs first helical gear, the screwed pipe is all threadedly installed in the outside of threaded rod, and the mounting panel is all installed at the top of screwed pipe, the mounting panel all passes logical groove, and the mounting panel is close to the top of lithium ion battery electricity core body one end and all installs the installation storehouse, first sliding component is all installed at the inside top of installation storehouse, and the bottom sliding component all has the heat-conducting plate in a slidable mounting.

Preferably, a rotating shaft is installed inside the second bearing, and a second helical gear engaged with the first helical gear is installed outside the rotating shaft.

Preferably, the top of pivot is installed the swivel becket, and the outside of swivel becket evenly is provided with anti-skidding arch.

Preferably, the bottom of the mounting bin, which is far away from one end of the lithium ion battery cell body, is provided with a telescopic spring, and the end, which is far away from the mounting bin, of the telescopic spring is connected with the heat conducting plate.

Preferably, the heat dissipation post is all evenly installed to the one end that lithium ion battery electricity core body was kept away from to the heat-conducting plate, the heat dissipation post all passes the installation storehouse and extends to the outside in installation storehouse, and the outside of heat dissipation post all evenly installs the heat dissipation disk.

Preferably, four groups of second sliding assemblies are uniformly installed at the top of the bottom plate, guide blocks are installed at the tops of the second sliding assemblies in a sliding mode, and one ends, far away from the second sliding assemblies, of the guide blocks are connected with threaded pipes.

Preferably, the first bearings are provided in four groups, and the included angle between adjacent first bearings is ninety degrees.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the high-efficiency lithium ion battery cell heat dissipation structure is used, the heat conducting plate guides out heat on the lithium ion battery cell body, and the heat dissipation area can be further increased through the heat dissipation column and the heat dissipation wafer, so that the heat can be dissipated quickly, and the heat dissipation efficiency can be effectively improved;

2. the high-efficiency lithium ion battery cell heat dissipation structure is provided with the expansion spring and the first sliding assembly, the heat conduction plate is pushed by the elastic action of the expansion spring to be tightly attached to the lithium ion battery cell body, and the device can be suitable for lithium ion battery cell bodies with different sizes through the expansion and contraction of the expansion spring and has strong applicability;

3. this high-efficient lithium ion battery electricity core heat radiation structure installs four first bearings of group, the threaded rod, first helical gear, mounting panel and screwed pipe, through rotating the pivot, can make four screwed pipes drive the mounting panel and place the intermediate position department removal of board to electric core simultaneously, can make four heat-conducting plates of group and lithium ion battery electricity core body closely laminate, and can be firm with lithium ion battery electricity core body centre gripping, thereby be convenient for with fixed between heat-conducting plate and the lithium ion battery electricity core body, the fixed process operation is comparatively convenient, it is comparatively convenient that the device uses.

Drawings

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

fig. 2 is a schematic top sectional view of the bottom plate of the present invention;

fig. 3 is a schematic top sectional view of the electrical core placing plate of the present invention;

fig. 4 is a schematic top view of the heat dissipation column of the present invention.

In the figure: 1. a base plate; 2. a first bearing; 3. a battery cell placing plate; 4. a through groove; 5. a battery cell placing groove; 6. a tension spring; 7. a heat conducting plate; 8. installing a bin; 9. a guide block; 10. a threaded rod; 11. a first helical gear; 12. a second bearing; 13. a rotating shaft; 14. a second helical gear; 15. a rotating ring; 16. a first slide assembly; 17. a heat-dissipating post; 18. a heat dissipation wafer; 19. mounting a plate; 20. a threaded pipe; 21. a second slide assembly; 22. a lithium ion battery cell body; 23. and a support 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a high-efficient lithium ion battery electricity core heat radiation structure, comprising a base plate 1, board 3 and lithium ion battery electricity core body 22 are placed to the electric core, backup pad 23 is all installed at the both ends at bottom plate 1 top, and the top of backup pad 23 is installed the electric core and is placed board 3, the top that the board 3 was placed to the electric core evenly is provided with four groups logical groove 4, and the intermediate position department that the board 3 top was placed to the electric core is provided with electric core standing groove 5, the internally mounted of electric core standing groove 5 has lithium ion battery electricity core body 22, the intermediate position department at bottom plate 1 top installs second bearing 12, and first bearing 2 is evenly installed at the top of bottom plate 1, threaded rod 10 is all installed to the inside of first bearing 2, and threaded rod 10 all installs first helical gear 11 near the one end of second bearing 12, threaded rod 20 is all threadedly installed in the outside of threaded rod 10, and mounting panel 19 is all installed at the top of threaded rod 20, mounting panel 19 all passes logical groove 4, and mounting panel 19 all installs installation storehouse 8 at the top that is close to lithium ion battery electricity core body 22 one end, first sliding component 16 is all installed at the top in installation storehouse 8, and heat-conducting plate 7 is all slidably installed to the bottom of first sliding component 16.

In this implementation:

furthermore, the inside of the second bearing 12 is provided with a rotating shaft 13, and the outer side of the rotating shaft 13 is provided with a second bevel gear 14 engaged with the first bevel gear 11, by rotating the rotating shaft 13, the four groups of threaded pipes 20 can drive the mounting plate 19 to move towards the middle position of the cell placing plate 3, so that the four groups of heat-conducting plates 7 can be tightly attached to the lithium ion battery cell body 22, and the lithium ion battery cell body 22 can be firmly clamped, thereby the heat-conducting plates 7 and the lithium ion battery cell body 22 can be conveniently fixed, the fixing process is convenient to operate, and the device is convenient to use.

Furthermore, a rotating ring 15 is installed at the top of the rotating shaft 13, and anti-skid protrusions are uniformly arranged on the outer side of the rotating ring 15, so that the rotating shaft 13 can be conveniently rotated.

Further, the bottom of installing 8 inside keeping away from lithium ion battery electricity core body 22 one end in storehouse all installs expanding spring 6, and expanding spring 6 keeps away from the one end of installing storehouse 8 and all is connected with heat-conducting plate 7, and expanding spring 6's elastic action makes it promote heat-conducting plate 7, makes heat-conducting plate 7 and lithium ion battery electricity core body 22 closely laminate, through expanding spring 6 flexible, makes the device can be applicable to not equidimension lithium ion battery electricity core body 22, and the suitability of device is stronger.

Further, heat dissipation columns 17 are uniformly installed at one ends of the heat conduction plates 7, which are far away from the lithium ion battery cell body 22, the heat dissipation columns 17 all penetrate through the installation bin 8 and extend to the outside of the installation bin 8, heat dissipation wafers 18 are uniformly installed at the outer sides of the heat dissipation columns 17, the heat dissipation area is further increased through the heat dissipation columns 17 and the heat dissipation wafers 18, heat can be dissipated quickly, and therefore the heat dissipation efficiency can be effectively improved.

Furthermore, four groups of second sliding assemblies 21 are uniformly installed on the top of the bottom plate 1, the guide blocks 9 are installed on the tops of the second sliding assemblies 21 in a sliding mode, one ends, far away from the second sliding assemblies 21, of the guide blocks 9 are connected with the threaded pipes 20, the threaded pipes 20 are limited through the guide blocks 9, and the threaded pipes 20 can be prevented from rotating along with the threaded rods 10.

Further, the first bearings 2 are provided in four sets, and the included angle between adjacent first bearings 2 is ninety degrees.

The working principle is as follows:

during installation, the lithium ion battery cell body 22 is placed in the cell placing groove 5, and then a worker can rotate the rotating shaft 13 clockwise through the rotating ring 15;

at this time, the rotating shaft 13 drives the second helical gear 14 to rotate, the second helical gear 14 drives the four groups of threaded rods 10 to simultaneously rotate through the four groups of first helical gears 11, the threaded pipes 20 on the outer sides of the threaded rods 10 are limited by the guide blocks 9, so that the threaded pipes 20 cannot rotate along with the threaded rods 10, the threaded rods 10 can only move to one ends of the first helical gears 11 through threads, the four groups of threaded pipes 20 drive the guide blocks 9 to linearly move on the second sliding assembly 21, and the four groups of threaded pipes 20 drive the mounting plate 19 to simultaneously move to the middle position of the cell placing plate 3, so that the heat conducting plate 7 can be attached to the outer side of the lithium ion battery cell body 22;

meanwhile, the heat conducting plate 7 is pushed by the elastic action of the telescopic spring 6, so that the heat conducting plate 7 is tightly attached to the lithium ion battery cell body 22, the device can be suitable for lithium ion battery cell bodies 22 with different sizes through the telescopic action of the telescopic spring 6, and the applicability of the device is strong;

in the use process, the heat conducting plate 7 guides out the heat on the lithium ion battery cell body 22, the heat radiating area can be increased through the heat conducting plate 7, the heat conducting plate 7 transfers the heat to the heat radiating column 17, the heat radiating area can be further increased through the heat radiating column 17 and the heat radiating wafer 18, the heat can be rapidly dissipated, and therefore the heat radiating efficiency can be effectively improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like 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 should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Claims

1. The utility model provides a high-efficient lithium ion battery electricity core heat radiation structure, places board (3) and lithium ion battery electricity core body (22) including bottom plate (1), electric core, its characterized in that: supporting plates (23) are arranged at two ends of the top of the bottom plate (1), and the top of the supporting plate (23) is provided with a battery cell placing plate (3), the top of the battery cell placing plate (3) is uniformly provided with four groups of through grooves (4), and the middle position of the top of the electric core placing plate (3) is provided with an electric core placing groove (5), a lithium ion battery cell body (22) is arranged in the cell placing groove (5), a second bearing (12) is arranged at the middle position of the top of the bottom plate (1), and the top of the bottom plate (1) is uniformly provided with a first bearing (2), the first bearing (2) is internally provided with a threaded rod (10), and one end of the threaded rod (10) close to the second bearing (12) is provided with a first bevel gear (11), the outer side of the threaded rod (10) is provided with a threaded pipe (20) in a threaded way, mounting plates (19) are mounted at the tops of the threaded pipes (20), the mounting plates (19) penetrate through the through grooves (4), and the top of the mounting plate (19) close to one end of the lithium ion battery cell body (22) is provided with a mounting bin (8), the top of the interior of the installation bin (8) is provided with a first sliding component (16), and the bottom of the first sliding component (16) is provided with a heat conducting plate (7) in a sliding way.

2. The battery cell heat dissipation structure of claim 1, wherein: and a rotating shaft (13) is arranged in the second bearing (12), and a second bevel gear (14) meshed with the first bevel gear (11) is arranged on the outer side of the rotating shaft (13).

3. The battery cell heat dissipation structure of claim 2, wherein: rotating ring (15) is installed at the top of pivot (13), and the outside of rotating ring (15) evenly is provided with anti-skidding arch.

4. The battery cell heat dissipation structure of claim 1, wherein: the bottom of the mounting bin (8) far away from one end of the lithium ion battery cell body (22) is provided with an expansion spring (6), and the end of the expansion spring (6) far away from the mounting bin (8) is connected with the heat conducting plate (7).

5. The battery cell heat dissipation structure of claim 1, wherein: heat dissipation post (17) are all evenly installed to the one end that lithium ion battery electricity core body (22) was kept away from in heat-conducting plate (7), heat dissipation post (17) all pass installation storehouse (8) and extend to the outside of installation storehouse (8), and heat dissipation disk (18) are all evenly installed in the outside of heat dissipation post (17).

6. The battery cell heat dissipation structure of claim 1, wherein: four groups of second sliding assemblies (21) are evenly installed at the top of bottom plate (1), and the top of second sliding assembly (21) all has guide block (9) by slidable mounting, the one end that second sliding assembly (21) were kept away from in guide block (9) all is connected with screwed pipe (20).

7. The battery cell heat dissipation structure of claim 1, wherein: the first bearings (2) are provided with four groups, and the included angle between every two adjacent first bearings (2) is ninety degrees.