CN220138422U - Lithium battery pack convenient for heat dissipation - Google Patents

Abstract

The utility model discloses a lithium battery pack convenient for heat dissipation, which comprises a shell, wherein a placing cavity is distributed on the surface of the upper end of the shell, a heat dissipation cavity is distributed in the shell below the placing cavity, a plurality of battery bodies are placed in the placing cavity, a first heat conducting fin is arranged between the battery bodies, a plurality of second heat conducting fins are arranged around the inside of the placing cavity, one ends of the first heat conducting fin and the second heat conducting fin extend to the inside of the heat dissipation cavity, vent holes are distributed at the bottom end of the heat dissipation cavity in a penetrating manner, a heat dissipation fan is arranged at the upper end of the vent holes through a supporting frame, air outlets are distributed at the two ends of the shell, and the air outlets extend to the inside of the heat dissipation cavity. According to the lithium battery surface heat dissipation device, the first heat conducting fin is arranged between the lithium batteries, the second heat conducting fin is arranged around the placement cavity, the first heat conducting fin and the second heat conducting fin can absorb heat emitted by the surfaces of the lithium batteries, and the heat dissipation fan is used for dissipating the heat of the first heat conducting fin and the second heat conducting fin, so that the heat between the lithium batteries and the heat of the surfaces of the lithium batteries can be dissipated.

Description

Lithium battery pack convenient for heat dissipation

Technical Field

The utility model relates to the technical field of lithium battery packs, in particular to a lithium battery pack for facilitating heat dissipation.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses nonaqueous electrolyte solution, and has the advantages of high environmental requirements, high energy density, light weight, long service life and the like due to the very active chemical characteristics of the lithium metal.

At present, the lithium battery can generate chemical reaction in the battery when discharging, a large amount of heat energy is generated, the battery temperature is increased, the lithium battery pack is composed of a plurality of lithium batteries, a cooling fan is generally adopted to cool the lithium battery pack in order not to influence the service life of the lithium battery pack, the cooling fan can only accelerate the flow velocity of air around the surface of the lithium battery pack, heat between the lithium batteries cannot be dissipated, and the actual cooling effect is general by simply adopting a cooling mode of the cooling fan.

Disclosure of Invention

The present utility model is directed to a lithium battery pack that facilitates heat dissipation, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium battery pack convenient to heat dissipation, includes the shell, the shell upper end surface has been laid and has been placed the chamber, place the inside heat dissipation chamber that has laid of shell of chamber below, place the intracavity portion and placed a plurality of battery body, install conducting strip one between the battery body, place intracavity portion all around and all install a plurality of and have conducting strip two, conducting strip one and conducting strip two one end all extend to the heat dissipation intracavity portion, the ventilation hole has been run through to heat dissipation chamber bottom and has been laid, the radiator fan is installed through the support frame to the ventilation hole upper end, the air outlet has all been laid at the shell both ends, the air outlet extends to the heat dissipation intracavity portion.

Preferably, a filter screen is slidably mounted in the shell of the heat dissipation fan, a brush is mounted at the bottom end of the shell below the filter screen, and bristles of the brush extend to the surface of the filter screen.

Preferably, the shell of heat dissipation fan one side is inside to be laid the sliding tray, filter screen slidable mounting is inside the sliding tray, install a plurality of elastic spring between filter screen one end and the inside one end of sliding tray.

Preferably, a moving groove is distributed on the surface of the lower end of the shell at the lower end of the sliding groove, and a pulling plate is arranged on the surface of the lower end of the filter screen inside the moving groove.

Preferably, a temperature sensor is installed at the top end of the heat dissipation cavity, and a controller is installed in the heat dissipation cavity at one side of the vent hole.

Preferably, handles are arranged at two ends of the shell through gaps.

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

1. this lithium cell group convenient to heat dissipation installs conducting strip first and places the chamber and install conducting strip second all around between the lithium cell, and conducting strip first and conducting strip second can absorb the heat that the lithium cell surface sent to dispel the heat to conducting strip first and conducting strip second through using the radiator fan, can realize between each lithium cell and surperficial thermal evacuation, avoid the high temperature to influence the life of lithium cell.

2. This lithium cell group convenient to heat dissipation, through having the filter screen at ventilation hole internally mounted, can filter the impurity in the air, avoid outside impurity to enter into the heat dissipation intracavity portion, at heat dissipation intracavity portion installs temperature-sensing ware and controller simultaneously, and the rotational speed of heat dissipation fan can be adjusted according to the data that temperature-sensing ware detected to the controller, realizes the high-efficient heat dissipation to conducting strip one and conducting strip two.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the lower structure of the present utility model;

FIG. 3 is a front cross-sectional view of the present utility model;

fig. 4 is an enlarged view of the utility model at a in fig. 3.

In the figure: 1. a housing; 2. a placement cavity; 3. a heat dissipation cavity; 4. a first heat conductive sheet; 5. a second heat conducting sheet; 6. a vent hole; 7. a heat dissipation fan; 8. an air outlet; 9. a filter screen; 10. a brush; 11. a sliding groove; 12. an elastic spring; 13. a moving groove; 14. pulling a plate; 15. a temperature sensor; 16. a controller; 17. a handle; 18. a battery body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 4, this embodiment is convenient for radiating lithium battery group, which comprises an outer shell 1, shell 1 upper end surface has been laid and has been placed chamber 2, place chamber 2 and be used for placing the lithium cell, place the inside heat dissipation chamber 3 of having laid of shell 1 of chamber 2 below, heat dissipation chamber 3 is used for evacuating the heat on lithium cell surface, place chamber 2 inside and placed a plurality of battery body 18, battery body 18 is the lithium cell, install conducting strip one 4 between the battery body 18, conducting strip one 4 is used for separating between the battery body 18, avoid producing wearing and tearing between the battery body 18 body, place chamber 2 inside all around and all install a plurality of and have conducting strip two 5, conducting strip two 5 are used for transmitting the heat on battery body 18 surface, conducting strip one 4 and conducting strip two 5 one end all extend to the heat dissipation chamber 3 inside, conducting strip one 4 and conducting strip two 5 all are made for the silica gel material, conducting strip one 4 and conducting strip two 5 can absorb the heat on battery body 18 surface, the bottom of heat dissipation chamber 3 runs through and has set up and has set vent 6, vent 6 upper end through the support frame and installs heat dissipation fan 7, it has 7 to rotate the conducting strip one to cool down the face of 7 to the battery body 18, the heat dissipation 5 is used for dispelling the heat to the heat of two to the heat of the surface 8, the two heat dissipation fins one and the two fan 8 have and the heat dissipation piece two to the heat dissipation piece 1, the air outlet 8 is used for dispelling the heat of the surface is blown out to the heat from the surface 8.

Specifically, filter screen 9 is installed to shell 1 inside slidable mounting of heat dissipation fan 7, and brush 10 is installed to shell 1 bottom of filter screen 9 below, and brush 10's brush hair extends to filter screen 9 surface, and filter screen 9 is used for filtering the inside air of entering into heat dissipation chamber 3, avoids debris in the outside air to enter into heat dissipation chamber 3 inside, and brush 10 is used for clearing up the debris on filter screen 9 surface.

Further, the sliding tray 11 has been laid to the inside shell 1 of radiator fan 7 one side, filter screen 9 slidable mounting is inside sliding tray 11, install a plurality of elastic spring 12 between filter screen 9 one end and the inside one end of sliding tray 11, through making filter screen 9 slide in sliding tray 11 inside, be convenient for make filter screen 9 surface and brush 10 carry out the comprehensive contact, be convenient for carry out the comprehensive clearance to filter screen 9 surface, when filter screen 9 removes, compress elastic spring 12, elastic spring 12 is used for making the filter screen 9 after removing resume the normal position.

Further, the shell 1 lower extreme surface of sliding tray 11 lower extreme has set up removal groove 13, and the filter screen 9 lower extreme surface mounting of removal groove 13 inside has arm-tie 14, is convenient for drive filter screen 9 and removes through pulling arm-tie 14, realizes the clearance to filter screen 9 surface, avoids filter screen 9 impurity too much to influence the air and normally enters into the heat dissipation intracavity 3 inside.

Further, the temperature sensor 15 is installed on the top of the heat dissipation cavity 3, the controller 16 is installed in the heat dissipation cavity 3 on one side of the vent hole 6, the temperature sensor 15 is used for detecting the temperature in the heat dissipation cavity 3 and transmitting collected data to the controller 16, and the controller 16 adjusts the rotating speed of the heat dissipation fan 7 according to the temperature in the heat dissipation cavity 3, so that the heat dissipation effect is effectively improved.

Furthermore, handles 17 are arranged at two ends of the shell 1 through gaps, and the handles 17 are arranged to facilitate carrying of the shell 1.

The application method of the embodiment is as follows: when the battery body 18 discharges, the heat that the battery body 18 surface was given off by conducting strip 4 and conducting strip two 5 absorbs, control radiating fan 7 simultaneously and rotate, radiating fan 7 dispels the heat to conducting strip 4 and conducting strip two 5 one end of radiating cavity 3 inside, realize the high-efficient heat dissipation to the battery body 18, temperature sensor 15 detects the temperature of radiating cavity 3 inside simultaneously, and will collect data transfer for controller 16, controller 16 adjusts the rotational speed of radiating fan 7 according to the temperature of radiating cavity 3 inside, effectively improve the radiating effect, after using for a period, when need clear up filter screen 9, through pulling arm-tie 14, arm-tie 14 drives filter screen 9 and slides in the sliding tray 11 inside, filter screen 9 compresses spring 12 simultaneously, when filter screen 9 moves, filter screen 9 surface and brush 10 contact, realize the clearance to filter screen 9 surface, avoid the impurity on filter screen 9 surface to influence the normal circulation of filter screen 9 air.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. Lithium battery pack convenient to heat dissipation, including shell (1), its characterized in that: the utility model discloses a solar cell module, including shell (1), shell (1) upper end surface has been laid and has been placed chamber (2), the inside heat dissipation chamber (3) of having laid of shell (1) of chamber (2) below, place inside a plurality of battery body (18) of having placed of chamber (2), install conducting strip (4) between battery body (18), place inside all installing a plurality of all around of chamber (2) and have conducting strip two (5), conducting strip one (4) and conducting strip two (5) one end all extend to the inside of heat dissipation chamber (3), the ventilation hole (6) have been run through to heat dissipation chamber (3) bottom, heat dissipation fan (7) are installed through the support frame to ventilation hole (6) upper end, air outlet (8) have all been laid at shell (1) both ends, air outlet (8) extend to the inside heat dissipation chamber (3).

2. The lithium battery pack facilitating heat dissipation according to claim 1, wherein: the novel heat dissipation fan is characterized in that a filter screen (9) is slidably installed in the shell (1) of the heat dissipation fan (7), a brush (10) is installed at the bottom end of the shell (1) below the filter screen (9), and bristles of the brush (10) extend to the surface of the filter screen (9).

3. The lithium battery pack facilitating heat dissipation according to claim 2, wherein: the heat dissipation fan is characterized in that a sliding groove (11) is arranged in the shell (1) on one side of the heat dissipation fan (7), the filter screen (9) is slidably arranged in the sliding groove (11), and a plurality of elastic springs (12) are arranged between one end of the filter screen (9) and one end of the inside of the sliding groove (11).

4. A lithium battery pack facilitating heat dissipation according to claim 3, wherein: the lower end surface of the shell (1) at the lower end of the sliding groove (11) is provided with a moving groove (13), and the lower end surface of the filter screen (9) in the moving groove (13) is provided with a pull plate (14).

5. The lithium battery pack facilitating heat dissipation according to claim 1, wherein: the top end of the heat dissipation cavity (3) is provided with a temperature sensor (15), and the inside of the heat dissipation cavity (3) at one side of the vent hole (6) is provided with a controller (16).

6. The lithium battery pack facilitating heat dissipation according to claim 1, wherein: handles (17) are arranged at two ends of the shell (1) through gaps.