CN211045668U

CN211045668U - Lithium battery heat dissipation device

Info

Publication number: CN211045668U
Application number: CN201922318125.XU
Authority: CN
Inventors: 王震
Original assignee: Tianchengsheng Tianjin Technology Co ltd
Current assignee: Tianchengsheng Tianjin Technology Co ltd
Priority date: 2019-12-22
Filing date: 2019-12-22
Publication date: 2020-07-17
Anticipated expiration: 2029-12-22

Abstract

The utility model relates to a heat abstractor technical field just discloses a lithium cell heat abstractor, which comprises an outer shell, the top fixedly connected with apron of shell, the middle part fixed mounting of shell left surface has the exhaust fan, the fixed slot has been seted up to the bottom of shell, the bottom fixed mounting of shell has heat dissipation plate group, the fixed cover in inside of fixed slot has connect lithium cell, the air intake has been seted up to the right flank of shell, the bottom fixed mounting of apron has the connecting seat, the bottom fixed mounting of connecting seat has the clamping ring. This lithium battery heat abstractor contacts in the lithium cell through radiator plate group for on can giving out the heat transfer to radiator plate group with the lithium cell, radiator plate group inside cavity and intercommunication each other make radiator plate group can fully contact with the air, and the circulation of the air of being convenient for, thereby under the drive of exhaust fan, radiator plate group can dispel the heat fast, makes the temperature of lithium cell descend.

Description

Lithium battery heat dissipation device

Technical Field

The utility model relates to a heat abstractor technical field specifically is a lithium cell heat abstractor.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material, so that a non-aqueous electrolyte solution is used, and the lithium metal has very active chemical characteristics, so that the lithium metal has very high requirements on the environment in processing, storage and use, and is not applied for a long time.

The lithium cell need give off the heat great in the use, consequently need use heat abstractor to cool down to it to guarantee the normal use of lithium cell, current heat abstractor's radiating effect is relatively poor, does not reach the heat dissipation requirement of lithium cell, leads to the life of lithium cell etc. to receive very big influence.

Present lithium cell uses solid fixed ring or plastics wrapping paper to wrap up a plurality of lithium cell monomers mostly to make and form a lithium cell group, then use, such lithium cell group is when the use goes wrong, and is very troublesome to its inspection repair, just can overhaul inside lithium cell monomer after need dismantling various mountings, thereby extravagant a large amount of time.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lithium cell heat abstractor possesses the good and fixed simple and convenient of lithium cell of heat dissipation, and the problem that the radiating effect is poor and overhaul troublesome has been solved to the advantage of easy access.

The utility model provides a following technical scheme: the utility model provides a lithium battery heat abstractor, includes the shell, the top fixedly connected with apron of shell, the middle part fixed mounting of shell left surface has the exhaust fan, the fixed slot has been seted up to the bottom of shell, the bottom fixed mounting of shell has radiator plate group, the fixed cover in inside of fixed slot has connect lithium cell monomer, the air intake has been seted up to the right flank of shell, the bottom fixed mounting of apron has the connecting seat, the bottom fixed mounting of connecting seat has the clamping ring, the bottom and the free top in close contact with of lithium cell of clamping ring.

Preferably, the top fixed mounting of shell lateral surface has the flange, the fixed orifices has all been seted up at the top of flange and the top of apron, the fixed cover in inside of fixed orifices has cup jointed the bolt, the bottom screw thread of bolt lateral surface has cup jointed the nut, the shell passes through bolt fixed connection with the apron.

Preferably, a protective cover is fixedly installed on the left side face of the exhaust fan.

Preferably, the upper end and the lower end of the front side face and the lower end of the rear side face inside the shell are fixedly provided with limiting blocks, the number of the limiting blocks is eight, a filter plate is fixedly clamped between the two limiting blocks, and a gap is reserved between the filter plate and the right side face of the shell.

Preferably, the heat dissipation plate group is in close contact with the lithium battery monomer, the interior of the heat dissipation plate group is hollow and communicated with each other, and heat dissipation holes are formed in the surface of the heat dissipation plate group.

Preferably, the cross section of each lithium battery monomer is square, and the diameter of each compression ring is smaller than the side length of the square of each lithium battery monomer.

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

1. this lithium battery heat abstractor contacts in the lithium cell through radiator plate group for on can giving out the heat transfer to radiator plate group with the lithium cell, radiator plate group inside cavity and intercommunication each other make radiator plate group can fully contact with the air, and the circulation of the air of being convenient for, thereby under the drive of exhaust fan, radiator plate group can dispel the heat fast, makes the temperature of lithium cell descend.

2. This lithium battery heat abstractor through fixed slot and clamping ring for can be with the bottom joint of lithium cell in the fixed slot, then the clamping ring at rethread top extrudees the lithium cell, thereby makes and to fix the lithium cell stably, has also made things convenient for the later stage to the inspection adjustment of lithium cell simultaneously.

Drawings

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

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

FIG. 3 is a schematic view of the cover plate structure of the present invention;

FIG. 4 is a connection diagram of the housing and the heat dissipating plate assembly of the present invention;

fig. 5 is a schematic structural view of the heat dissipation plate assembly of the present invention.

In the figure: 1. a housing; 2. an exhaust fan; 3. a protective cover; 4. a bolt; 5. a flange; 6. a filter plate; 7. a heat sink plate group; 8. heat dissipation holes; 9. a cover plate; 10. a connecting seat; 11. pressing a ring; 12. a fixing hole; 13. a limiting block; 14. an air inlet; 15. fixing grooves; 16. a lithium battery cell.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, a lithium battery heat dissipation device includes a housing 1, a cover plate 9 is fixedly connected to the top of the housing 1, an exhaust fan 2 is fixedly installed in the middle of the left side surface of the housing 1, a fixing groove 15 is formed in the bottom of the housing 1, a heat dissipation plate group 7 is fixedly installed at the bottom of the housing 1, a lithium battery unit 16 is fixedly sleeved inside the fixing groove 15, an air inlet 14 is formed in the right side surface of the housing 1, a connecting seat 10 is fixedly installed at the bottom of the cover plate 9, a pressing ring 11 is fixedly installed at the bottom of the connecting seat 10, and the bottom of the pressing ring 11 is in.

Wherein, the top fixed mounting of 1 lateral surface of shell has flange 5, fixed orifices 12 have all been seted up at the top of flange 5 and the top of apron 9, the fixed cup joints bolt 4 in the inside of fixed orifices 12, the bottom screw thread of 4 lateral surfaces of bolt has cup jointed the nut, shell 1 passes through bolt 4 fixed connection with apron 9, carry out fixed connection through bolt 4 to shell 1 and apron 9 for the later stage is convenient to open apron 9 when examining and repairing heat abstractor inside.

Wherein, exhaust fan 2's left surface fixed mounting has protection casing 3, avoids external foreign matter and flabellum contact, leads to the damage of flabellum to the heat dissipation of lithium cell has been influenced.

Wherein, the equal fixed mounting in upper and lower both ends of the inside front and back both sides face of shell 1 has stopper 13, stopper 13's quantity is eight, the fixed joint has filter 6 between two stopper 13, through installing filter 6, make can enter into inside gas to the external world and filter, avoid a large amount of dusts to enter into inside, at cooling plate group 7 and lithium cell 16's surface scale deposit, thereby lead to holistic heat dispersion to worsen, and then the normal use of lithium cell has been influenced, there is the space between filter 6 and the right flank of shell 1, avoid filter 6 to lead to the fact the jam to air intake 14, thereby the intake of air intake has been influenced, make the speed of circulation of air slow, and then influenced inside radiating effect.

Wherein, radiating plate group 7 and lithium battery monomer 16 in close contact with have strengthened the heat conduction effect of radiating plate group 7, and the inside cavity of radiating plate group 7 sets up and communicates each other, and radiating hole 8 has been seted up on the surface of radiating plate group 7 for radiating plate group 7 can fully contact with the air, simultaneously through radiating hole 8, makes lithium battery monomer 16 also can contact with the air, thereby has strengthened lithium battery monomer 16's radiating effect.

The cross section of each lithium battery monomer 16 is square, the diameter of the pressing ring 11 is smaller than the side length of the square of each lithium battery monomer 16, the pressing ring 11 can be extruded at the top of each lithium battery monomer 16, each lithium battery monomer 16 is fixed inside the fixing groove 15, and each lithium battery monomer 16 can be fixed and stable.

The working principle is as follows:

when the lithium battery pack 16 is used, a large amount of heat can be generated by the lithium battery cells 16, most of the generated heat is transferred to the heat dissipation plate group 7 which is in close contact with the lithium battery cells 16, the exhaust fan 2 is turned on, high-temperature gas in the shell 1 is pumped out by the exhaust fan 2, so that new low-temperature air enters the shell 1 at the air inlet 14, the air entering the interior passes through the hollow heat dissipation plate group 7 and is in full contact with the heat dissipation plate group 7, the heat on the heat dissipation plate group 7 is taken away, meanwhile, the air passing through the heat dissipation plate group 7 can be in contact with the lithium battery cells 16 through the heat dissipation holes 8, so that double heat dissipation can be performed on the lithium battery cells 16, the heat dissipation effect of the lithium battery cells 16 is better, when the internal lithium battery cells 16 need to be checked, the cover plate 9 is separated from the shell by screwing the bolts 4, the lithium battery cell 16 can be taken out for inspection.

It is noted that, herein, relational terms such as first and second, and the like may be 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 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 lithium battery heat dissipation device comprises a shell (1), and is characterized in that: the utility model discloses a lithium battery pack, including shell (1), top fixedly connected with apron (9) of shell (1), the middle part fixed mounting of shell (1) left surface has exhaust fan (2), fixed slot (15) have been seted up to the bottom of shell (1), the bottom fixed mounting of shell (1) has cooling panel group (7), lithium battery monomer (16) have been cup jointed to the inside fixed of fixed slot (15), air intake (14) have been seted up to the right flank of shell (1), the bottom fixed mounting of apron (9) has connecting seat (10), the bottom fixed mounting of connecting seat (10) has clamping ring (11), the bottom of clamping ring (11) and the top in close contact with of lithium battery monomer (16).

2. The heat dissipating device for a lithium battery as claimed in claim 1, wherein: the top fixed mounting of shell (1) lateral surface has flange (5), fixed orifices (12) have all been seted up at the top of flange (5) and the top of apron (9), bolt (4) have been cup jointed to the inside fixed of fixed orifices (12), the bottom screw thread of bolt (4) lateral surface has cup jointed the nut, shell (1) passes through bolt (4) fixed connection with apron (9).

3. The heat dissipating device for a lithium battery as claimed in claim 1, wherein: the left side face of the exhaust fan (2) is fixedly provided with a protective cover (3).

4. The heat dissipating device for a lithium battery as claimed in claim 1, wherein: the filter is characterized in that limiting blocks (13) are fixedly mounted at the upper end and the lower end of the front side face and the lower end of the rear side face inside the shell (1), the limiting blocks (13) are eight in number and two in number, a filter plate (6) is fixedly clamped between the limiting blocks (13), and a gap is formed between the filter plate (6) and the shell (1).

5. The heat dissipating device for a lithium battery as claimed in claim 1, wherein: the heat dissipation plate set (7) is in close contact with the lithium battery monomer (16), the interior of the heat dissipation plate set (7) is hollow and communicated with each other, and heat dissipation holes (8) are formed in the surface of the heat dissipation plate set (7).

6. The heat dissipating device for a lithium battery as claimed in claim 1, wherein: the cross section of the lithium battery single body (16) is square, and the diameter of the pressure ring (11) is smaller than the side length of the square of the lithium battery single body (16).