CN216250888U

CN216250888U - High-power lithium battery

Info

Publication number: CN216250888U
Application number: CN202122857323.0U
Authority: CN
Inventors: 佘志安; 李志坚; 肖桂
Original assignee: Intellect Pioneering Battery Technology Co ltd
Current assignee: Intellect Pioneering Battery Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a high-power lithium battery, which comprises a protective shell, wherein the front side and the back side of the lower surface of the protective shell are respectively and fixedly connected with a heat dissipation shell and a temperature-increasing shell, heat dissipation nets are respectively arranged on two sides of the heat dissipation shell, an air inlet is arranged in the middle of the front side of the heat dissipation shell, a support is fixedly connected with the front side of the inner part of the heat dissipation shell, a motor is fixedly connected with the front side of the support, a fan is arranged at the output end of the motor, the fan and the air inlet are coaxial, a temperature control switch is fixedly connected in the middle of the back side of the temperature-increasing shell, a temperature sensor is fixedly connected with one side of the inner surface of the temperature-increasing shell, and an electrode wire is arranged on the inner surface of the temperature-increasing shell. This high-power lithium cell that uses, the inside motor of heat dissipation shell drive the fan and make the air flow of battery bottom, and the radiator mesh of heat dissipation shell both sides has accelerated the circulation of air, and the liquid of the shell inside that heats simultaneously also can carry out the heat absorption cooling to the battery and handle.

Description

High-power lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a high-power lithium battery.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a non-aqueous electrolyte solution, and the lithium metal has very high requirements on the environment for processing, storage and use due to the very active chemical characteristics of the lithium metal, and becomes a mainstream along with the development of scientific technology.

The lithium cell all has very big danger in using under the low temperature condition, and current high-power lithium cell is not enough to satisfy the battery and uses under two kinds of conditions of high temperature low temperature, so the device has made corresponding improvement at the lithium cell.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a lithium battery used with high power, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a lithium cell that high-power used, includes protective housing, the front and the back of protective housing lower surface are fixedly connected with heat dissipation shell and the shell that heats respectively, the radiator-grid has all been seted up to the both sides of heat dissipation shell, the air intake has been seted up to the positive centre of heat dissipation shell, the inside positive fixedly connected with support of heat dissipation shell, the positive fixedly connected with motor of support, the output of motor is provided with the fan, fan and air intake are coaxial, the middle fixedly connected with temperature detect switch at the shell back that heats, one side fixedly connected with temperature sensor of the shell internal surface that heats, the internal surface of the shell that heats is provided with the wire electrode.

In order to enable the lithium battery blocks to be better separated and fixed, the lithium battery used with high power is provided with two partition plates fixedly connected to the inner surface of the protective shell, and the lithium battery blocks are fixedly connected to the inner part of the protective shell and placed between the partition plates and the space formed by the inner surface of the protective shell.

In order to better protect the lithium battery block inside, the top of the front surface and the top of the back surface of the protective shell are both fixedly connected with a pressing plate, both sides of the pressing plate are both provided with threaded holes, the upper surface of the pressing plate is fixedly connected with a protective cover, both sides of the protective cover are provided with threaded rods, and the threaded rods are coaxial with the threaded holes.

In order to facilitate the carrying and moving of the lithium battery, the upper parts of the two sides of the protective shell are fixedly connected with four placing blocks, a fixing rod is fixedly connected between the placing blocks, and a handle is arranged on the outer surface of the fixing rod.

In order to enable the high-power lithium battery to be externally connected with other equipment, the high-power lithium battery is used as the high-power lithium battery, the upper surface of the protective cover is fixedly connected with two external electrodes, and the external part of each external electrode is sleeved with the protective cover.

In order to enable the lithium battery to be used repeatedly, one side of the protective shell is fixedly connected with a power supply interface, and the lower surface of the protective shell is provided with a dust screen.

In order to distinguish the types of the lithium batteries or to judge whether the lithium batteries are charged with enough electric quantity, the lithium batteries used with high power are provided with the marking shells fixedly connected in the middle of the front surfaces of the protective shells.

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

1. this high-power lithium cell that uses through the inside device of heat dissipation shell, makes this high-power lithium cell can normally work under the high temperature condition, when the outside high temperature, starts the inside motor of heat dissipation shell, and the motor drives the air flow that the fan made the battery bottom, and the radiator-grid of heat dissipation shell both sides has accelerated the circulation of air, and the inside liquid of shell that heats simultaneously also can carry out the heat absorption cooling to the battery and handle.

2. This high-power lithium cell that uses can make the lithium cell normal use under microthermal condition through the inside device of shell that heats, crosses when low when external temperature, starts temperature detect switch, and temperature detect switch can control the heating of wire electrode, and when the wire electrode heating to the uniform temperature, temperature sensor can cut off the work of wire electrode.

Drawings

Fig. 1 is a schematic view of a main view axis side structure of a high-power lithium battery according to embodiment 1 of the present invention;

fig. 2 is a schematic view of a protective cover opening structure of a lithium battery used with high power in embodiment 1 of the present invention;

FIG. 3 is a schematic diagram of a lithium battery block arrangement structure of a high-power lithium battery in accordance with embodiment 1 of the present invention;

fig. 4 is a schematic diagram of the internal structures of a heat dissipation housing and a temperature increasing housing of a high-power lithium battery in accordance with embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of a marking shell in embodiment 2 of the present invention.

In the figure: 1. a protective housing; 2. a heat dissipation housing; 3. a temperature-increasing housing; 4. a heat-dissipating web; 5. an air inlet; 6. a support; 7. a motor; 8. a fan; 9. a temperature sensor; 10. a temperature control switch; 11. a wire electrode; 12. a partition plate; 13. a lithium battery block; 14. pressing a plate; 15. a threaded hole; 16. a protective cover; 17. a threaded rod; 18. placing the blocks; 19. fixing the rod; 20. a handle; 21. an external electrode; 22. a protective cover; 23. a power interface; 24. a dust screen; 25. and identifying the shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1-4, a high-power lithium battery, which comprises a protective casing 1, the front and back of the lower surface of the protective casing 1 are respectively and fixedly connected with a heat dissipation casing 2 and a temperature increasing casing 3, heat dissipation nets 4 are respectively arranged on both sides of the heat dissipation casing 2, an air inlet 5 is arranged in the middle of the front of the heat dissipation casing 2, a front fixedly connected with support 6 inside the heat dissipation casing 2, a front fixedly connected with motor 7 of the support 6, an output end of the motor 7 is provided with a fan 8, the fan 8 is coaxial with the air inlet 5, a temperature control switch 10 is fixedly connected in the middle of the back of the temperature increasing casing 3, a temperature sensor 9 is fixedly connected to one side of the inner surface of the temperature increasing casing 3, and an electrode wire 11 is arranged on the inner surface of the temperature increasing casing 3.

During specific use, when outside temperature was too high, started the inside motor 7 of heat dissipation shell 2, motor 7 drove the air flow that fan 8 made the battery bottom, and the circulation of air has been accelerated to the radiator-grid 4 of heat dissipation shell 2 both sides, and the inside liquid of shell 3 that heats simultaneously also can carry out the heat absorption cooling to the battery and handle, and temperature sensor 9's model is DS18B 20.

In this embodiment, the inner surface of the protective casing 1 is fixedly connected with two separators 12, the number of the separators 12 is two, the inner part of the protective casing 1 is fixedly connected with a lithium battery block 13, and the lithium battery block 13 is placed between the separators 12 and the space formed by the inner surface of the protective casing 1.

When the lithium battery pack is used specifically, the lithium battery blocks 13 are separated by the partition plates 12, so that the situation that the lithium battery blocks 13 collide before is avoided, and the possibility of accidents is reduced.

In this embodiment, the top of the front and the back of the protective housing 1 is fixedly connected with a pressing plate 14, both sides of the pressing plate 14 are provided with threaded holes 15, the upper surface of the pressing plate 14 is fixedly connected with a protective cover 16, both sides of the protective cover 16 are provided with threaded rods 17, and the threaded rods 17 are coaxial with the threaded holes 15.

When the lithium battery protective cover is used specifically, the threaded rod 17 and the threaded hole 15 are matched with each other, the pressing plate 14 and the protective cover 16 are fixed together, impact on the lithium battery block 13 from the outside is avoided, and the possibility of accidents is reduced.

In this embodiment, the upper portions of both sides of the protective casing 1 are fixedly connected with four placing blocks 18, a fixing rod 19 is fixedly connected between the placing blocks 18, and a handle 20 is arranged on the outer surface of the fixing rod 19.

When the device is used specifically, the fixing rod 19 arranged inside the handle 20 enables the handle 20 to rotate, and meanwhile, the handle 20 enables the carrying and moving of the device to be more convenient.

In this embodiment, the external electrodes 21 are fixedly connected to the upper surface of the protective cover 16, the number of the external electrodes 21 is two, and the protective cover 22 is sleeved outside the external electrodes 21.

When the lithium battery is used specifically, the external electrode 21 is divided into the positive electrode and the negative electrode, so that the lithium battery used with high power can be connected to other equipment through the external electrode 21 to supply power to other equipment, and the protective cover 22 ensures that the external electrode 21 has better protection.

In this embodiment, a power interface 23 is fixedly connected to one side of the protective housing 1, and a dust screen 24 is disposed on the lower surface of the protective housing 1.

During specific use, the power interface 23 can charge the device, and meanwhile, the power interface 23 can also discharge to the outside through the fixed socket.

The working principle is as follows: when the outside air temperature is too high, the motor 7 is started, the motor 7 drives the fan 8 to work, so that air enters the heat dissipation shell 2 through the air inlet 5 and flows out of the heat dissipation shell 2 through the heat dissipation net 4, and meanwhile, liquid in the temperature increasing shell 3 can absorb heat and cool the device; when outside air temperature was low excessively, start temperature detect switch 10, temperature detect switch 10 drives wire electrode 11 work, heats the inside liquid of shell 3 that heats, reaches the temperature that the battery normally worked when the temperature, and temperature sensor 9 makes wire electrode 11 out of work, and the heat that gives off in the follow-up battery use if can not influence the life of device, wire electrode 11 will no longer work.

Example 2

As shown in fig. 5, the distinguishing features of this embodiment that distinguish embodiment 1 are: the middle of the front surface of the protective shell 1 is fixedly connected with an identification shell 25.

During specific use, the card can be placed inside the identification shell 25 so as to distinguish the device, and whether the device has sufficient electric quantity or not can be distinguished.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A lithium battery for high-power use comprises a protective shell (1), and is characterized in that: the utility model discloses a temperature-raising device, including protective housing (1), heat dissipation shell (2) and heating shell (3), radiator mesh (4) have all been seted up to the front and the back of protective housing (1) lower surface respectively fixedly connected with heat dissipation shell (2), air intake (5) have been seted up to the positive centre of heat dissipation shell (2), the inside positive fixedly connected with support (6) of heat dissipation shell (2), the positive fixedly connected with motor (7) of support (6), the output of motor (7) is provided with fan (8), fan (8) and air intake (5) are coaxial, the middle fixedly connected with temperature detect switch (10) at the heating shell (3) back, one side fixedly connected with temperature sensor (9) of heating shell (3) internal surface, the internal surface of heating shell (3) is provided with wire electrode (11).

2. A high power lithium battery as claimed in claim 1, wherein: the interior fixed surface of protective housing (1) is connected with baffle (12), the quantity of baffle (12) is two, the inside fixedly connected with lithium cell piece (13) of protective housing (1), place between the space that baffle (12) and protective housing (1) internal surface are constituteed lithium cell piece (13).

3. A high power lithium battery as claimed in claim 1, wherein: the protective shell is characterized in that the top of the front surface and the top of the back surface of the protective shell (1) are fixedly connected with pressing plates (14), threaded holes (15) are formed in the two sides of each pressing plate (14), protective covers (16) are fixedly connected to the upper surfaces of the pressing plates (14), threaded rods (17) are arranged on the two sides of each protective cover (16), and the threaded rods (17) are coaxial with the threaded holes (15).

4. A high power lithium battery as claimed in claim 1, wherein: the equal fixedly connected with in upper portion of protective housing (1) both sides places piece (18), the total number of placing piece (18) is four, place fixedly connected with dead lever (19) between piece (18), the surface of dead lever (19) is provided with handle (20).

5. A high power lithium battery as claimed in claim 3, characterized in that: the protective cover is characterized in that external electrodes (21) are fixedly connected to the upper surface of the protective cover (16), the number of the external electrodes (21) is two, and a protective cover (22) is sleeved outside the external electrodes (21).

6. A high power lithium battery as claimed in claim 1, wherein: one side fixedly connected with power source (23) of protective housing (1), the lower surface of protective housing (1) is provided with dust screen (24).

7. A high power lithium battery as claimed in claim 1, wherein: the middle of the front surface of the protective shell (1) is fixedly connected with an identification shell (25).