CN216958195U

CN216958195U - Balanced heat dissipation equipment of battery module

Info

Publication number: CN216958195U
Application number: CN202122646857.9U
Authority: CN
Inventors: 王磊
Original assignee: Nixun Shanghai Technology Co ltd
Current assignee: Nixun Shanghai Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-07-12
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses a battery module equalizing heat dissipation device which comprises a battery box, wherein a first shell is fixedly sleeved on the side wall of a battery, a cooling mechanism for reducing the temperature of the battery module is arranged in the first shell and the battery box, the cooling mechanism comprises a first cooling pipe and a second cooling pipe which are arranged in the battery box, the two side walls of the first shell are fixedly connected with a second shell, and the inner wall of the second shell is fixedly connected with a fan. The battery module is provided with the cooling mechanism, external air is introduced into and blown into gaps at each position of the battery module to perform air cooling and heat dissipation on the battery module, and the air cooling and the water cooling are combined, so that the heat dissipation effect of the battery module can be effectively improved.

Description

Balanced heat dissipation equipment of battery module

Technical Field

The utility model relates to the technical field of battery modules, in particular to a battery module balanced heat dissipation device.

Background

The current battery mould is because the local overheat that the battery package space arrangement and battery charge-discharge process heat production lead to, if unable timely heat dissipation, the heat that the battery produced accumulates inside the battery box easily, influences the life-span of battery, also influences the security of battery module.

The existing battery module only needs to dissipate heat through water cooling, because the contact surface of a cooling pipeline and the battery module is limited, balanced heat dissipation can not be achieved, and the part of the cooling mode takes a water (liquid) cold plate as a heat exchanger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a battery module balanced heat dissipation device.

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

the utility model provides a balanced heat dissipation equipment of battery module, includes the battery case, the fixed first casing that has cup jointed of battery lateral wall, be equipped with the cooling mechanism that is used for reducing the battery module temperature in first casing and the battery case, cooling mechanism is including setting up first cooling tube and the second cooling tube in the battery case, the equal fixedly connected with second casing of first casing both sides wall, second shells inner wall fixedly connected with fan, the intercommunication is equipped with the intake pipe rather than inside intercommunication on the second casing, the one end that the second casing was kept away from to the intake pipe extends to in the battery case, second shells inner wall fixedly connected with stock solution box, locate the runner pipe rather than inside intercommunication on the stock solution box, be equipped with the processing mechanism who is used for handling the air that gets into in the second casing.

Preferably, the processing mechanism comprises a gas storage box fixedly connected to the inner wall of the second shell, the two side walls of the gas storage box are respectively provided with a gas inlet and a gas outlet, and the inner wall of the gas storage box is fixedly connected with a moisture absorption plate at equal intervals.

Preferably, an opening is formed in the upper end of the second shell, a dust screen is installed in the opening, and the dust screen is arranged right opposite to the adjacent air inlet.

Preferably, a circulating pump is fixedly connected to the bottom in the second shell, one end of the circulating pipe, which is far away from the liquid storage box, is communicated with the water inlet end of the circulating pump, and the water outlet end of the circulating pump is communicated with the adjacent liquid storage box.

Preferably, the inner wall of the liquid storage box is fixedly connected with a partition plate, the cross section of the partition plate is of a structure of several types, and the inner wall of the liquid storage box is provided with a semiconductor refrigerating sheet.

Preferably, two heat absorbing plates are embedded in four side walls of the battery box, a plurality of radiating fins are fixedly connected to the side walls of the heat absorbing plates, two radiating ports are formed in the four side walls of the first shell, and radiating nets are installed inside the radiating ports.

The utility model has the following beneficial effects:

1. the device is provided with a cooling mechanism, cooling liquid in external air-conditioning equipment is introduced into the first cooling pipe and the second cooling pipe, the cooling liquid cools and dissipates heat of the battery module in the flowing process of the serpentine pipelines of the first cooling pipe and the second cooling pipe, the fan is started at the same time, the temperature of external air entering the air storage box is reduced when the external air passes through the circulating pipes, the external air is finally blown into gaps at each position of the battery module, the air cooling and heat dissipation are carried out on the battery module, and the air cooling and the water cooling are combined, so that the heat dissipation effect of the battery module can be effectively improved;

2. the device is provided with the processing mechanism, when external air enters the air storage box, the air flows along the gap of the moisture absorption plate, and moisture in the air is removed by the moisture absorption plate, so that the damage of the moisture to the battery module is avoided;

3. this device has set up absorber plate and radiating fin, and the absorber plate of four lateral walls of battery case absorbs the inside partial heat of battery case, and the heat is dispersed to the outside air through radiating fin, can cool down the battery case effectively, has further improved the radiating effect of battery module.

Drawings

Fig. 1 is a schematic structural diagram of a battery module equalizing heat dissipation apparatus according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a perspective view of a battery module balance heat dissipation apparatus according to the present invention.

In the figure: the device comprises a battery box 1, a first shell 2, a first cooling pipe 3, a heat absorbing plate 4, a heat radiating fin 5, a second cooling pipe 6, a heat radiating net 7, a second shell 8, an air inlet pipe 9, a circulating pipe 10, a fan 11, a circulating pump 12, a return pipe 13, an air outlet 14, a partition plate 15, a liquid storage box 16, a semiconductor refrigerating sheet 17, a dust-proof net 18, a gas storage box 19 and a moisture absorbing plate 20.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a balanced heat dissipation equipment of battery module, including battery case 1, the fixed cover of battery case 1 lateral wall has cup jointed first casing 2, four lateral walls of battery case 1 all inlay and are equipped with two absorber plates 4, 4 lateral walls of absorber plates fixedly connected with a plurality of radiating fin 5, two thermovents have all been seted up to four lateral walls of first casing 2, the internal heat dissipation net 7 of installing of thermovent, the setting of heat dissipation net 7 makes the heat on radiating fin 5 can disperse to the outside air in, avoid the heat to save and cause the condition that first casing 2 temperature risees and lead to battery case 1 temperature to rise to appear in first casing 2.

The first shell 2 and the battery box 1 are internally provided with a cooling mechanism for reducing the temperature of the battery module, the cooling mechanism comprises a first cooling pipe 3 and a second cooling pipe 6 which are arranged in the battery box 1, both side walls of the first shell 2 are fixedly connected with the second shell 8, the inner wall of the second shell 8 is fixedly connected with a fan 11, the second shell 8 is communicated with an air inlet pipe 9 communicated with the inside thereof, one end of the air inlet pipe 9 far away from the second shell 8 extends into the battery box 1, the inner wall of the second shell 8 is fixedly connected with a liquid storage box 16, the liquid storage box 16 is provided with a circulating pipe 10 communicated with the inside thereof, the liquid storage box 16 is filled with cooling liquid, the part of the circulating pipe 10 is distributed in a snake shape, the parts of the first cooling pipe 3 and the second cooling pipe 6 are distributed in a snake shape and can pass through the detention time of the cooling liquid, the water inlet ends and the water outlet ends of the first cooling pipe 3 and the second cooling pipe 6 all penetrate through the battery box 1 and are communicated with a cooling water tank with an external self-provided with a circulating pump, thereby forming a circulating reflux between the external cooling water tank and the first cooling pipe 3 and the second cooling pipe 6, and the cooling liquid can flow in the first cooling pipe 3 and the second cooling pipe 6.

A processing mechanism for processing air entering the second shell 8 is arranged in the second shell 8, the processing mechanism comprises an air storage box 19 fixedly connected to the inner wall of the second shell 8, air inlets and air outlets 14 are respectively arranged on two side walls of the air storage box 19, moisture absorption plates 20 are fixedly connected to the inner wall of the air storage box 19 at equal intervals, the moisture absorption plates 20 are arranged in a staggered mode, so that external air flows in an air channel formed by the moisture absorption plates 20, moisture in the air can be absorbed by the moisture absorption plates 20, an opening is formed in the upper end of the second shell 8, a dust-proof net 18 is arranged in the opening, the dust-proof net 18 is arranged right opposite to an adjacent air inlet, foreign matters such as dust and the like can be prevented from entering the battery box 1, when the battery module is arranged in the battery box 1, the air channel is reserved and the air outlet is formed, so that the problem that the air entering the air channel cannot be exhausted is not needed to be considered, and the matching facility of the battery box 1 is adopted for the air outlet, are not shown or described in detail for the sake of prior art.

According to the utility model, the bottom in the second shell 8 is fixedly connected with the circulating pump 12, one end of the circulating pipe 10, which is far away from the liquid storage box 16, is communicated with the water inlet end of the circulating pump 12, the water outlet end of the circulating pump 12 is communicated with the adjacent liquid storage box 16, the inner wall of the liquid storage box 16 is fixedly connected with the partition plate 15, the cross section of the partition plate 15 is of a structure of several types, the partition plate 15 can prevent cooling liquid flowing back into the liquid storage box 16 from directly entering the circulating pipe 10, so that the cooling liquid can be discharged without being cooled, the liquid storage box 16 is internally provided with the temperature sensor, the temperature sensor is not marked in the figure, when the temperature of the cooling liquid in the liquid storage box 16 rises to a threshold value, the semiconductor refrigerating sheet 17 is started, the inner wall of the liquid storage box 16 is provided with the semiconductor refrigerating sheet 17, and the semiconductor refrigerating sheet 17 is not described in detail for the prior art.

When the cooling device is used, cooling liquid in external air-cooling equipment is introduced into the first cooling pipe 3 and the second cooling pipe 6, the cooling liquid cools and dissipates heat of the battery module in the process of flowing of the serpentine pipelines of the first cooling pipe 3 and the second cooling pipe 6, the fan 11 is started at the same time, external air enters the air storage box 19 through the dustproof net 18, the air in the air storage box 19 is finally blown into the air inlet pipe 9 by the fan 11, the circulating pump 12 is started, the cooling liquid in the air storage box 16 circularly flows in the air storage box 16, the circulating pipe 10 and the return pipe 13, the temperature of the external air is reduced when the external air passes through the circulating pipe 10, the air finally enters the battery box 1 from the air inlet pipe 9, the external air is blown into gaps at each part of the battery module, the battery module is cooled and dissipated heat, and the air cooling and water cooling are combined, and the heat dissipation effect of the battery module can be effectively improved;

when external air enters the air storage box 19, the air flows along the gap of the moisture absorption plate 20, and moisture in the air is removed by the moisture absorption plate 20, so that the damage of the moisture to the battery module is avoided;

produce the heat in battery module working process, the absorber plate 4 of 1 four lateral walls of battery case absorbs the partial heat of 1 inside of battery case, and the heat is dispersed to the outside air through radiating fin 5, has further improved the radiating effect of device, and the setting up of radiator mesh 7 makes the heat on radiating fin 5 can disperse to the outside air in, avoids the heat to save and causes the condition that 2 temperature rising of first casing lead to 1 temperature rising of battery case to appear in 2 first casings.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention, the technical solutions and the practical concepts of the present invention equivalent or changed within the technical scope of the present invention.

Claims

1. The battery module equalizing heat dissipation equipment comprises a battery box (1) and is characterized in that a first shell (2) is fixedly sleeved on the side wall of the battery box (1), a cooling mechanism for reducing the temperature of the battery module is arranged in the first shell (2) and the battery box (1), the cooling mechanism comprises a first cooling pipe (3) and a second cooling pipe (6) which are arranged in the battery box (1), the two side walls of the first shell (2) are fixedly connected with a second shell (8), the inner wall of the second shell (8) is fixedly connected with a fan (11), an air inlet pipe (9) communicated with the interior of the second shell (8) is communicated with the second shell (8), one end, far away from the second shell (8), of the air inlet pipe (9) extends into the battery box (1), a liquid storage box (16) is fixedly connected with the inner wall of the second shell (8), and a circulation pipe (10) communicated with the interior of the liquid storage box (16) is arranged on the liquid storage box (16), and a processing mechanism for processing air entering the second shell (8) is arranged in the second shell (8).

2. The battery module equalizing heat dissipation device of claim 1, wherein the processing mechanism comprises an air storage box (19) fixedly connected to an inner wall of the second housing (8), wherein an air inlet and an air outlet (14) are respectively formed in two side walls of the air storage box (19), and the inner wall of the air storage box (19) is fixedly connected with moisture absorption plates (20) at equal intervals.

3. The battery module equalizing heat dissipation device of claim 2, wherein an opening is formed in the upper end of the second housing (8), a dust screen (18) is installed in the opening, and the dust screen (18) is arranged opposite to the adjacent air inlet.

4. The battery module equalizing heat dissipation device of claim 3, wherein a circulation pump (12) is fixedly connected to the bottom inside the second housing (8), one end of the circulation pipe (10) away from the liquid storage boxes (16) is communicated with a water inlet end of the circulation pump (12), and a water outlet end of the circulation pump (12) is communicated with an adjacent liquid storage box (16).

5. The battery module equalizing heat dissipation device of claim 4, wherein a partition plate (15) is fixedly connected to the inner wall of the liquid storage box (16), the cross section of the partition plate (15) is of a structure of several types, and a semiconductor refrigeration sheet (17) is mounted on the inner wall of the liquid storage box (16).

6. The equipment for uniformly dissipating heat of a battery module according to claim 1, wherein two heat absorbing plates (4) are embedded in each of four side walls of the battery case (1), a plurality of heat dissipating fins (5) are fixedly connected to each of the side walls of the heat absorbing plates (4), two heat dissipating ports are formed in each of four side walls of the first housing (2), and a heat dissipating net (7) is installed inside each of the heat dissipating ports.