CN212113965U

CN212113965U - High-efficient heat dissipation type lithium cell group

Info

Publication number: CN212113965U
Application number: CN202022482088.9U
Authority: CN
Inventors: 牛龙龙; 侯庆云
Original assignee: Xinxiang Hongsun Energy Co ltd
Current assignee: Xinxiang Hongsun Energy Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2020-12-08
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a high-efficiency heat dissipation type lithium battery pack, which comprises a shell, a battery fixing frame and a heat conduction aluminum pipe; the battery fixing frame is positioned in the shell, a heat-conducting rubber pad is arranged between the bottom surface of the shell and the battery fixing frame, a lithium battery is arranged on the battery fixing frame, a flow dividing pipe and a collecting pipe are respectively arranged in the middle of the upper portion and the middle of the lower portion of the battery fixing frame, the upper end of the heat-conducting aluminum pipe is connected with the flow dividing pipe, the lower end of the heat-conducting aluminum pipe is connected with the collecting pipe, plugs are arranged at the left ends of the flow dividing pipe and the collecting pipe, a heat-radiating cavity is arranged above the interior of the shell, a supporting plate is arranged in the heat-radiating cavity, a; the utility model has the advantages of reasonable design, the radiating effect is good, avoids the heat that the lithium cell produced to gather together, avoids breaking down, prolongs the life of lithium cell group.

Description

High-efficient heat dissipation type lithium cell group

Technical Field

The utility model relates to a lithium cell technical field specifically is a high-efficient heat dissipation type lithium cell group.

Background

In the battery industry, the voltage is increased, and the corresponding output voltage is also increased, so that the lithium battery pack can meet the requirements of some high-power equipment; the result of the direct influence of the parallel connection mode is that the current of the whole battery pack is increased, the capacity of the battery pack connected in the mode is often larger, but the heat dissipation problem of the lithium battery pack is one of the key technologies of the lithium battery industry all the time, the lithium battery can generate heat in work, especially, the heat generation problem of the lithium battery is more serious in summer when reaching high temperature, the capacity and the service life of the lithium battery are influenced, especially, the safety performance of the lithium battery are influenced, once the temperature exceeds the temperature which can be borne by the battery pack, the lithium battery pack is easy to break down, the existing lithium battery pack generally has the problem, the demand of people cannot be met, and therefore the high-efficiency heat dissipation type lithium battery pack is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a high-efficient heat dissipation type lithium cell group, structural design is reasonable, and the radiating effect is good, avoids the heat that the lithium cell produced to gather together, can satisfy lithium cell group normal work under summer high temperature environment, avoids breaking down, prolongs the life of lithium cell group, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency heat dissipation type lithium battery pack comprises a shell, a battery fixing frame and a heat conduction aluminum pipe; the battery fixing frame is located inside the shell, a heat conduction rubber pad is arranged between the bottom surface of the shell and the battery fixing frame, a lithium battery is arranged on the battery fixing frame, a flow dividing pipe and a collecting pipe are arranged in the middle of the upper portion and the middle of the lower portion of the battery fixing frame respectively, the upper end of a heat conduction aluminum pipe is connected with the flow dividing pipe, the lower end of the heat conduction aluminum pipe is connected with the collecting pipe, plugs are arranged at the left ends of the flow dividing pipe and the collecting pipe respectively, a heat dissipation cavity is arranged above the inside of the shell, a supporting plate is arranged in the heat dissipation cavity, a rubber block is arranged between the supporting plate and the battery fixing frame.

Further, the upper portion and the lower part of the right flank of casing are provided with feed liquor pipe and drain pipe respectively, and the inside to the casing is worn to the one end of feed liquor pipe and drain pipe, and feed liquor pipe and drain pipe are worn to the inside one end of casing and are connected with shunt tubes and collecting pipe respectively, distribute coolant to the heat conduction aluminum pipe through the shunt tubes, and coolant absorbs the heat to in converging in the collecting pipe, discharge through the drain pipe, take away the heat of casing, make the radiating effect good, thermal scattering and disappearing with higher speed.

Further, the side of casing is provided with the rectangle louvre, and casing lower extreme surface is provided with square louvre, and the lower extreme four corners of casing is provided with the lip block, and the lip block makes casing bottom headspace, has guaranteed the flow of air, avoids steam to take place to gather together, has guaranteed the flow of casing air through square louvre and rectangle louvre for the radiating effect is good.

Further, the diameter of the heat conduction aluminum pipe is sequentially increased from right to left, and heat can be transferred to a cooling medium through the heat conduction aluminum pipe, so that the heat is taken away.

Further, the quantity of battery mount is two, and the battery mount is fixed at the both ends of lithium cell, supports the lithium cell through the battery mount, has guaranteed the safe and reliable of lithium cell.

Compared with the prior art, the beneficial effects of the utility model are that: this high-efficient heat dissipation type lithium cell group has following benefit:

1. the utility model discloses on set up the shunt tubes, in distributing the heat conduction aluminum pipe with coolant through the shunt tubes, coolant absorbs the heat to in converging the collector pipe, discharge through the drain pipe, take away the heat of casing, make the radiating effect good, thermal scattering and disappearing with higher speed.

2. The utility model discloses on set up the lip block, make casing bottom headspace through the lip block, guaranteed the flow of air, avoid steam to take place to gather together, guaranteed the flow of casing air through square louvre and rectangle louvre for the radiating effect is good, can give cooling medium with the heat transfer through the heat conduction aluminum pipe, and then takes away the heat.

3. The utility model discloses on set up the battery mount, supported the lithium cell through the battery mount for mutual independence between the lithium cell has guaranteed the safe and reliable of lithium cell simultaneously, through the inside air flow of heat dissipation fan acceleration casing, improves the radiating efficiency, the utility model has the advantages of reasonable design, the radiating effect is good, avoids the heat that the lithium cell produced to gather together, can satisfy the normal work of lithium cell group under the high temperature environment in summer, avoids breaking down, prolongs the life of lithium cell group.

Drawings

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

FIG. 2 is a front view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic diagram of the right-side cross-sectional structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the heat-conducting aluminum pipe of the present invention;

fig. 5 is a schematic view of the bottom view of the present invention.

In the figure: 1 casing, 2 rectangle louvres, 3 drain pipes, 4 feed liquor pipes, 5 circular louvres, 6 heat dissipation fans, 7 heat dissipation cavities, 8 backup pads, 9 rubber blocks, 10 lithium cells, 11 battery mount, 12 heat conduction rubber pads, 13 end covers, 14 shunt tubes, 15 heat conduction aluminum pipes, 16 collecting pipes, 17 end caps, 18 support cushion blocks, 19 square louvres.

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.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: a high-efficiency heat dissipation type lithium battery pack comprises a shell 1, a battery fixing frame 11 and a heat conduction aluminum pipe 15; the battery fixing frame 11 is positioned inside the shell 1, the heat-conducting rubber pads 12 are arranged between the bottom surface of the shell 1 and the battery fixing frame 11, the heat-conducting rubber pads 12 can transmit heat to the shell 1 and volatilize through the shell 1, the lithium batteries 10 are arranged on the battery fixing frame 11, the number of the battery fixing frames 11 is two, the battery fixing frames 11 are fixed at two ends of each lithium battery 10, the lithium batteries 10 are supported through the battery fixing frames 11, the lithium batteries 10 are mutually independent, air flowing space is reserved, safety and reliability of the lithium batteries 10 are guaranteed simultaneously, the middle of the upper portion and the middle of the lower portion of each battery fixing frame 11 are respectively provided with the flow dividing pipes 14 and the flow converging pipes 16, the upper ends of the heat-conducting aluminum pipes 15 are connected with the flow dividing pipes 14, the lower ends of the heat-conducting aluminum pipes 15 are connected with the flow, further taking away heat, the left ends of the shunt tubes 14 and the collecting tube 16 are provided with plugs 17, the upper part and the lower part of the right side surface of the shell 1 are respectively provided with a liquid inlet tube 4 and a liquid outlet tube 3, one ends of the liquid inlet tube 4 and the liquid outlet tube 3 penetrate into the shell 1, one ends of the liquid inlet tube 4 and the liquid outlet tube 3 penetrating into the shell 1 are respectively connected with the shunt tubes 14 and the collecting tube 16, a cooling medium is distributed into the heat-conducting aluminum tubes 15 through the shunt tubes 14, absorbs the heat and is converged into the collecting tube 16, the heat is discharged through the liquid outlet tube 3, the heat of the shell 1 is taken away, so that the heat dissipation effect is good, the heat dissipation is accelerated, a heat dissipation cavity 7 is arranged above the interior of the shell 1, the heat rises into the heat dissipation cavity 7, the heat is discharged through the heat dissipation fan 6, a support plate 8 is arranged in the heat dissipation cavity 7, the rubber block 9 supports the battery fixing frame 11, the top surface of the shell 1 is provided with evenly distributed circular heat dissipation holes 5, the center of the top surface of the shell 1 is provided with a heat dissipation fan 6, the flow of air in the shell 1 is accelerated by the heat dissipation fan 6, the heat dissipation efficiency is improved, the side surface of the shell 1 is provided with rectangular heat dissipation holes 2, the lower end surface of the shell 1 is provided with square heat dissipation holes 19, the four corners of the lower end of the shell 1 are provided with support cushion blocks 18, the support cushion blocks 18 reserve space at the bottom of the shell 1, the flow of air is ensured, the hot air is prevented from being gathered, the flow of air in the shell 1 is ensured by the square heat dissipation holes 19 and the rectangular heat dissipation holes 2, the heat dissipation effect is good, the utility model has reasonable structural design and good heat dissipation effect, the heat, avoid breaking down, prolong the life of lithium cell group.

When in use: cooling medium enters into shunt tubes 14 through feed liquor pipe 4, shunt tubes 14 distribute cooling medium to in the heat conduction aluminum pipe 15, heat conduction aluminum pipe 15 can give cooling medium with heat transfer, absorb the back with the heat, flow into in the manifold 16, discharge through drain pipe 3, and then take away the heat that lithium cell 10 produced, heat dissipation fan 6 rotates when lithium cell 10 works, the air flow in casing 1 accelerates, thermal scattering and disappearing with higher speed, avoid steam to take place the gathering, lithium cell 10 work safe and reliable has been guaranteed, battery mount 11 supports lithium cell 10, lithium cell 10's safe and reliable has been guaranteed, supporting pad 18 makes casing 1 bottom headspace, the flow of air has been guaranteed.

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. The utility model provides a high-efficient heat dissipation type lithium cell group, includes casing (1), battery mount (11) and heat conduction aluminum pipe (15), its characterized in that: the battery fixing frame (11) is positioned in the shell (1), a heat-conducting rubber pad (12) is arranged between the bottom surface of the shell (1) and the battery fixing frame (11), a lithium battery (10) is arranged on the battery fixing frame (11), a shunt pipe (14) and a bus pipe (16) are respectively arranged in the middle of the upper portion and the middle of the lower portion of the battery fixing frame (11), the upper end of a heat-conducting aluminum pipe (15) is connected with the shunt pipe (14), the lower end of the heat-conducting aluminum pipe (15) is connected with the bus pipe (16), plugs (17) are respectively arranged at the left ends of the shunt pipe (14) and the bus pipe (16), a heat-radiating cavity (7) is arranged above the inner portion of the shell (1), a support plate (8) is arranged in the heat-radiating cavity (7), rubber blocks (9) are arranged between the support plate (8) and the battery fixing frame, the center of the top surface of the shell (1) is provided with a heat radiation fan (6).

2. The high-efficiency heat dissipation type lithium battery pack according to claim 1, wherein: the upper portion and the lower part of the right flank of casing (1) are provided with feed liquor pipe (4) and drain pipe (3) respectively, and the inside to casing (1) is worn to the one end of feed liquor pipe (4) and drain pipe (3), and feed liquor pipe (4) and drain pipe (3) are worn to casing (1) inside one end and are connected with shunt tubes (14) and collecting pipe (16) respectively.

3. The high-efficiency heat dissipation type lithium battery pack according to claim 1, wherein: the side of the shell (1) is provided with rectangular heat dissipation holes (2), the lower end surface of the shell (1) is provided with square heat dissipation holes (19), and four corners of the lower end of the shell (1) are provided with supporting cushion blocks (18).

4. The high-efficiency heat dissipation type lithium battery pack according to claim 1, wherein: the diameter of the heat-conducting aluminum pipe (15) is sequentially increased from right to left.

5. The high-efficiency heat dissipation type lithium battery pack according to claim 1, wherein: the number of the battery fixing frames (11) is two, and the battery fixing frames (11) are fixed at two ends of the lithium battery (10).