CN212230549U

CN212230549U - Graphene lithium battery structure with heat dissipation function

Info

Publication number: CN212230549U
Application number: CN202021222416.5U
Authority: CN
Inventors: 袁胜男
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-12-25
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a graphite alkene lithium cell structure with heat dissipation function, including installation base and shell, installation base top central authorities have inlayed the shell, and the welding of shell inner chamber bottom has waterproof baffle to waterproof baffle top central authorities are equipped with the heat absorption wall. Has the advantages that: the utility model discloses a heat conduction silica gel gasket and the heat conduction copper sheet of battery bottom can be with the heat conduction of bottom plate to the coolant liquid in the water tank in, the heat on battery surface all around can be taken away with the liquid cooling pipe to battery water-cooling piece all around, and the battery is just, be provided with radiator fan around the negative pole ear, can dispel the heat to battery tab, also can assist water cooling system's radiating effect, aluminium base board and radiating fin are still installed on the surface all around to the shell, can further improve the heat dispersion of graphite alkene lithium cell, thereby enable graphite alkene lithium cell during operation to keep within normal use temperature range, the life of lithium cell has been prolonged, the work efficiency of battery because of the high temperature influence has been avoided.

Description

Graphene lithium battery structure with heat dissipation function

Technical Field

The utility model relates to a lithium cell technical field particularly, relates to graphite alkene lithium cell structure with heat dissipation function.

Background

The lithium ion battery is a secondary battery, which mainly depends on the movement of lithium ions between a positive electrode and a negative electrode to work, while the graphene lithium battery is a new energy battery developed by utilizing the characteristic that the lithium ions rapidly shuttle in a large quantity between the surface of graphene and the electrode.

Lithium ion battery can produce certain heat at the in-process of charge-discharge, especially can produce a large amount of heats inside the lithium ion battery at the in-process of heavy current charge-discharge, and improper radiating mode can produce serious temperature gradient inside the lithium ion battery, influences the distribution of the inside electric current of battery, and then leads to the inconsistent of the inside decay of battery, seriously influences lithium ion battery's life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a graphite alkene lithium cell structure with heat dissipation function possesses good heat dispersion, and the advantage of the installation of being convenient for, and then solves the problem among the above-mentioned background art.

(II) technical scheme

For the above-mentioned good heat dispersion that possesses of realization, and the advantage of the installation of being convenient for, the utility model discloses a specific technical scheme as follows: the graphene lithium battery structure with the heat dissipation function comprises an installation base and a shell, wherein the shell is embedded in the center of the top of the installation base, a waterproof partition plate is welded at the bottom of an inner cavity of the shell, a heat absorption wall is arranged in the center above the waterproof partition plate, a negative active material is installed in the middle of the inner side of the heat absorption wall, an electrolyte layer is arranged on the negative active material, a positive active material is arranged on the electrolyte layer, a graphene layer is arranged on the positive active material, a positive foil-shaped current collector is arranged on the graphene layer, a transverse plate is installed on the upper portion of the positive foil-shaped current collector, two groups of negative plates and positive plates are installed on the upper portion of the transverse plate, negative lugs are installed on the upper portions of the two groups of negative plates, one ends of the two groups of negative lugs are connected with a negative access end arranged on the top surface of, and one end of the positive lug is connected with a positive access end arranged on the top surface of the shell.

Furthermore, the side all around of the heat absorption wall is evenly provided with a water cooling block, the surface of the water cooling block is spirally embedded with a liquid cooling pipe, two ends of the liquid cooling pipe penetrate through the waterproof partition board to be communicated with the water tank, and the liquid cooling pipe is provided with a water pump.

Furthermore, a heat dissipation aluminum substrate is uniformly arranged on the peripheral side surface of the shell, and a plurality of heat dissipation fins are uniformly arranged on the heat dissipation aluminum substrate and positioned on the outer side part of the shell.

Furthermore, the center of the top of the water tank is provided with a heat conduction silica gel gasket arranged below the waterproof partition plate, and a heat conduction copper sheet is arranged below the heat conduction silica gel gasket.

Furthermore, a plurality of heat dissipation holes are uniformly formed in two sides of the top plate of the shell, a plurality of heat dissipation fans are uniformly arranged below the top plate of the shell, and a plurality of heat dissipation holes are also uniformly formed in two sides of the transverse plate.

Furthermore, a plurality of mounting holes are uniformly formed in the two sides of the mounting base.

(III) advantageous effects

Compared with the prior art, the utility model provides a graphite alkene lithium cell structure with heat dissipation function possesses following beneficial effect:

(1) the utility model discloses a through set up the water tank in graphite alkene shell inner chamber bottom, heat conduction silica gel gasket and heat conduction copper sheet, and the water tank connects the liquid cooling pipe, the water cooling piece, and install circulating water pump on the liquid cooling pipe, when graphite alkene lithium cell can produce a large amount of heats in the process of using, the heat conduction silica gel gasket and the heat conduction copper sheet of battery bottom can be in the coolant liquid of bottom plate conduction to the water tank, inlay the liquid cooling pipe on the water cooling piece around the battery, the heat of battery surface all around can be taken away to the coolant liquid in the liquid cooling pipe, and just the battery, be provided with radiator fan around the negative pole ear, can dispel the heat to the battery utmost point ear, also can further assist the radiating effect of water cooling system, surface still installs radiating aluminium base board and radiating fin around the shell, can further improve the heat dispersion of graphite alkene lithium cell, thereby can make graphite alkene lithium cell during operation keep within normal use temperature range, the service life of the lithium battery is prolonged, and the working efficiency of the graphene lithium battery is prevented from being influenced by overhigh temperature.

(2) The utility model discloses a be equipped with the installation base of many mounting holes in graphite alkene lithium cell housing below, accessible fastening bolt is with the stable firm position of installing at required installation of graphite alkene lithium cell, and easy operation is swift, and the battery case both ends are wide, and middle narrow, wholly grow up the cuboid structure, and space utilization is high, more does benefit to the installation and the heat dissipation of battery.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only 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 structural diagram of a graphene lithium battery structure with a heat dissipation function according to an embodiment of the present invention;

fig. 2 is a top view of a graphene lithium battery structure with a heat dissipation function according to an embodiment of the present invention;

fig. 3 is according to the utility model discloses graphene lithium battery structure's with heat dissipation function water-cooling piece and liquid cooling pipe installation schematic diagram.

In the figure:

1. installing a base; 2. a housing; 3. a water pump; 4. a heat dissipation aluminum substrate; 5. a heat dissipating fin; 6. a transverse plate; 7. a heat radiation fan; 8. heat dissipation holes; 9. a negative plate; 10. a negative tab; 11. a positive plate; 12. a positive tab; 13. a positive foil-like current collector; 14. a graphene layer; 15. a positive electrode active material; 16. an electrolyte layer; 17. a negative electrode active material; 18. a liquid-cooled tube; 19. a water-cooling block; 20. a thermally conductive copper sheet; 21. a heat-conducting silica gel gasket; 22. a waterproof partition plate; 23. a water tank; 24. mounting holes; 25. a positive access terminal; 26. a negative access end; 27. a heat-absorbing wall.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides graphite alkene lithium cell structure with heat dissipation function.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, a graphene lithium battery structure with heat dissipation function according to an embodiment of the present invention includes an installation base 1 and a housing 2, the housing 2 is embedded in the center of the top of the installation base 1, a waterproof partition 22 is welded at the bottom of the inner cavity of the housing 2, a heat absorption wall 27 is disposed at the center above the waterproof partition 22, a negative active material 17 is mounted at the middle position inside the heat absorption wall 27, an electrolyte layer 16 is disposed on the negative active material 17, a positive active material 15 is disposed on the electrolyte layer 16, a graphene layer 14 is disposed on the positive active material 15, a positive foil-shaped current collector 13 is disposed on the graphene layer 14, a horizontal plate 6 is mounted on the upper portion of the positive foil-shaped current collector 13, two sets of negative plates 9 and positive plates 11 are mounted on the upper portion of the horizontal plate 6, negative pole ear 10 is all installed on the upper portion of two sets of negative pole pieces 9, and the one end of two sets of negative pole ears 10 is connected with the negative pole incoming end 26 of the top surface setting of shell 2, and anodal ear 12 is installed on the upper portion of anodal piece 11, and the one end of anodal ear 12 is connected with the anodal incoming end 25 of the top surface setting of shell 2, negative pole active material 17, electrolyte layer 16, anodal active material 15, graphite alkene layer 14, anodal foil-like mass flow body 13, negative pole piece 9, anodal piece 11, anodal ear 12 are current mature technique with negative pole ear 10, do not do detailed description here.

In an embodiment, the side is evenly installed all around to the heat absorption wall 27 water-cooling piece 19, and water-cooling piece 19 surface spiral has inlayed liquid cooling pipe 18 to liquid cooling pipe 18 both ends run through water baffle 22 intercommunication water tank 23, and it has water pump 3 to install on the liquid cooling pipe 18, water-cooling piece 19, liquid cooling pipe 18 and water pump 3 are current maturation technology, do not do the detailing here, have played the heat of taking away battery surface all around, carry out radiating effect to the battery, thereby can make graphite alkene lithium cell during operation keep within normal use temperature range, prolonged the life of lithium cell, avoided because of the too high work efficiency who influences graphite alkene battery of temperature.

In one embodiment, the aluminum heat dissipation substrate 4 is uniformly installed on the peripheral side of the housing 2, and the aluminum heat dissipation substrate 4 is located on the outer side portion of the housing 2 and is uniformly installed with the plurality of heat dissipation fins 5, the aluminum heat dissipation substrate 4 and the heat dissipation fins 5 are the existing mature technology, and are not detailed here, so that the heat around the battery is taken away, and the battery is subjected to heat dissipation, so that the graphene lithium battery can be kept within a normal use temperature range during working, the service life of the lithium battery is prolonged, and the working efficiency of the graphene battery is prevented from being influenced by overhigh temperature.

In an embodiment, water tank 23 top central authorities are equipped with the heat conduction silica gel gasket 21 of installing in waterproof baffle 22 below, and install heat conduction copper sheet 20 below heat conduction silica gel gasket 21, heat conduction silica gel gasket 21 and heat conduction copper sheet 20 are current mature technology, do not do the detailed description here, have played the heat of taking away the battery bottom and giving off, carry out radiating effect to the battery to enable graphite alkene lithium cell during operation to keep within normal operating temperature range, prolonged the life of lithium cell, avoided because of the work efficiency of the too high influence graphite alkene battery of temperature.

In one embodiment, a plurality of heat dissipation holes 8 are uniformly formed in two sides of the top plate of the housing 2, a plurality of heat dissipation fans 7 are uniformly installed below the top plate of the housing 2, and a plurality of heat dissipation holes 8 are also uniformly formed in two sides of the transverse plate 6, so that the effect of dissipating heat of the battery tab surrounding heat by air cooling is achieved, and the effect of further assisting the heat dissipation effect of the water cooling system is achieved.

In one embodiment, a plurality of mounting holes 24 are uniformly formed in two sides of the mounting base 1, so that the graphene lithium battery can be stably and firmly mounted at a position where the graphene lithium battery needs to be mounted conveniently, and the operation is simple and fast.

The working principle is as follows: when the installation is carried out, the installation base 1 with a plurality of installation holes 24 is arranged below the shell 2 of the graphene lithium battery, the graphene lithium battery can be stably and firmly installed at a position required to be installed through the installation holes 24 and fastening bolts, the operation is simple and rapid, the two ends of the battery shell 2 are wide, the middle of the battery shell is narrow, the whole battery shell is of a cuboid structure, the space utilization rate is high, and the installation and heat dissipation of the battery are facilitated better, when the installation is carried out, a large amount of heat can be generated in the use process of the graphene lithium battery, the heat conducting silica gel gasket 21 and the heat conducting copper sheet 20 which are arranged at the bottom of the battery and under the waterproof partition plate 22 can conduct the heat of the bottom plate into the cooling liquid in the water tank 23, the liquid cooling pipes 18 are embedded on the water cooling blocks 19 around the battery, the water pump 3 is started, the cooling liquid in the liquid cooling pipes 18, be provided with radiator fan 7 around negative pole ear 10, can dispel the heat to battery lug heat all around, distribute away hot-air through 2 tops of shell and the louvre 8 on the diaphragm 6, also can further assist water cooling system's radiating effect, shell 2 surface still installs aluminium base board 4 and radiating fin 5 of dispelling the heat all around, the heat dispersion of improvement graphite alkene lithium cell that can step forward, thereby enable graphite alkene lithium cell during operation to keep within normal use temperature range, the life of lithium cell has been prolonged, the work efficiency of graphite alkene battery because of the high influence of the temperature has been avoided.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Graphene lithium battery structure with heat dissipation function, including installation base (1) and shell (2), its characterized in that, installation base (1) top central authorities have inlayed shell (2), and the welding of shell (2) inner chamber bottom has waterproof baffle (22) to waterproof baffle (22) top central authorities are equipped with heat absorption wall (27), negative pole active material (17) are installed to heat absorption wall (27) inboard intermediate position, and are provided with electrolyte layer (16) above negative pole active material (17), and are provided with anodal active material (15) above electrolyte layer (16), the higher authority of anodal active material (15) is provided with graphite alkene layer (14), and is provided with anodal foil-like mass collector (13) above graphite alkene layer (14), and diaphragm (6) is installed on the upper portion of anodal foil-like mass collector (13), two sets of negative pole piece (9) and positive pole piece (11) are installed on the upper portion of diaphragm (6), two sets of negative pole ear (10) are all installed on the upper portion of negative pole piece (9), and are two sets of negative pole incoming end (26) that the one end of negative pole ear (10) and the top surface of shell (2) set up are connected, anodal ear (12) are installed on the upper portion of anodal piece (11), and the anodal incoming end (25) that the one end of anodal ear (12) and the top surface of shell (2) set up are connected.

2. The graphene lithium battery structure with the heat dissipation function according to claim 1, wherein the peripheral side of the heat absorption wall (27) is uniformly provided with water cooling blocks (19), the surface of each water cooling block (19) is spirally embedded with a liquid cooling pipe (18), two ends of each liquid cooling pipe (18) penetrate through a waterproof partition plate (22) to be communicated with a water tank (23), and a water pump (3) is mounted on each liquid cooling pipe (18).

3. The graphene lithium battery structure with the heat dissipation function as claimed in claim 1, wherein a heat dissipation aluminum substrate (4) is uniformly mounted on the peripheral side surface of the housing (2), and a plurality of heat dissipation fins (5) are uniformly mounted on the heat dissipation aluminum substrate (4) located on the outer side portion of the housing (2).

4. The graphene lithium battery structure with the heat dissipation function as claimed in claim 2, wherein a heat-conducting silica gel gasket (21) installed below the waterproof partition plate (22) is arranged in the center of the top of the water tank (23), and a heat-conducting copper sheet (20) is installed below the heat-conducting silica gel gasket (21).

5. The graphene lithium battery structure with the heat dissipation function according to claim 1, wherein a plurality of heat dissipation holes (8) are uniformly formed in two sides of a top plate of the housing (2), a plurality of heat dissipation fans (7) are uniformly installed below the top plate of the housing (2), and a plurality of heat dissipation holes (8) are also uniformly formed in two sides of the horizontal plate (6).

6. The graphene lithium battery structure with the heat dissipation function as recited in claim 1, wherein a plurality of mounting holes (24) are uniformly formed on two sides of the mounting base (1).