CN210430035U - Portable battery pack cooling box - Google Patents

Abstract

The utility model discloses a portable battery pack cooling box, which comprises a bottom plate, a battery pack clamping groove arranged on the bottom plate, cooling cavities arranged at two sides of the battery pack clamping groove, heat conducting fins with ventilation holes arranged at two sides of the battery pack clamping groove, a fan through hole arranged at one side of the cooling cavity, a fan arranged in the fan through hole, a ventilation groove matched with the fan through hole and penetrating through the cooling cavity, and an air outlet hole arranged at the other side of the cooling cavity; the heat conduction fins extend from the battery pack clamping groove to the side face of the cooling cavity; the ventilation groove penetrates through the heat conduction fins and is fixed with the heat conduction fins, and a ventilation groove air outlet is formed in the side face, close to the battery pack clamping groove, of the ventilation groove. The utility model discloses a portable group battery cooling box's heat dissipation region is separated with the discharge area territory, can not increase impurity or dust in the group battery when the heat dissipation, influences the circular telegram effect of battery.

Description

Portable battery pack cooling box

Technical Field

The utility model relates to a group battery cooling case field specifically is a portable group battery cooling case.

Background

With the increasing environmental importance of the country, the use of clean energy is more and more widespread, and the battery pack is also frequently used in various mechanical and electronic fields. Most of the existing battery packs are used side by side, so that the storage space of the batteries can be reduced when the battery packs are used, the occupied area of the batteries is smaller when the batteries are used, and the battery packs are more suitable for small machines which need to use a large number of battery packs.

However, in some existing use environments, such as high-temperature environments, the battery pack has a situation of over-high temperature, and the aging of the battery is accelerated due to the over-large temperature difference between the inside and the outside. In addition, the arrangement in parallel causes the temperature of the battery pack to rise in a short time, and the temperature of the battery pack must be lowered.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the defect that exists among the prior art, provide a portable battery group cooling box that can provide relative gentle charging temperature.

In order to achieve the above object, the present invention firstly provides a portable battery pack cooling box, which comprises a bottom plate, a battery pack engaging groove arranged on the bottom plate, a cooling cavity arranged at two sides of the battery pack engaging groove, heat conducting fins with ventilation holes arranged at two sides of the battery pack engaging groove, a fan through hole arranged at one side of the cooling cavity, a fan arranged in the fan through hole, a ventilation groove adapted to the fan through hole and penetrating through the cooling cavity, and an air outlet arranged at the other side of the cooling cavity; the heat conduction fins extend from the battery pack clamping groove to the side face of the cooling cavity; the ventilation groove penetrates through the heat conduction fins and is fixed with the heat conduction fins, and a ventilation groove air outlet is formed in the side face, close to the battery pack clamping groove, of the ventilation groove.

Preferably, the heat conduction fins and the ventilation grooves are both made of heat conduction materials.

Preferably, the ventilation hole is arranged in the area of the heat conduction fin located in the cooling cavity.

Preferably, the cooling cavity comprises a top plate, a left side plate, a right side plate and a front panel.

Preferably, the ventilation groove air outlet is matched with the battery pack clamping groove.

Preferably, a plurality of the battery pack engaging grooves are provided.

Preferably, more than one ventilation groove is arranged.

Preferably, the air outlet is arranged at the bottom and/or the top of the side surface of the cooling cavity.

The utility model has the advantages that:

1. the utility model discloses a portable group battery cooling box can provide the stable in temperature's service environment, reduces the high temperature aging loss of battery.

2. The utility model discloses a portable group battery cooling box can rapid cooling, and the radiating efficiency is high, can also keep relatively normal use temperature under high temperature environment.

3. The utility model discloses a portable group battery cooling box's heat dissipation region is separated with the discharge area territory, can not increase impurity or dust in the group battery when the heat dissipation, influences the circular telegram effect of battery.

Drawings

Fig. 1 is a perspective view of a portable battery pack cooling box according to a preferred embodiment of the present invention;

fig. 2 is a perspective view of a portable battery pack cooling box according to a preferred embodiment of the present invention;

fig. 3 is an internal view of a portable battery pack cooling box according to a preferred embodiment of the present invention;

fig. 4 is an internal view of a portable battery pack cooling box according to a preferred embodiment of the present invention;

fig. 5 is a perspective view of a ventilation slot according to a preferred embodiment of the present invention;

the specific reference numerals are:

1, a bottom plate; 2 battery pack clamping grooves; 3, a cooling cavity; 4 heat conducting fins; 31 a fan through hole; a 32 fan; 33 a ventilation slot; 34 air outlet holes; 35 a top plate; 36 a left side panel; 37 right side plate; 38 a front panel; 41 a vent hole; 331 air outlet of the ventilation slot.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1-5, the portable battery pack cooling box of the present invention comprises a bottom plate 1, a battery pack engaging groove 2 disposed on the bottom plate 1, a cooling cavity 3 disposed on both sides of the battery pack engaging groove 2, heat conducting fins 4 disposed on both sides of the battery pack engaging groove 2 and having ventilation holes 41, a fan through hole 31 disposed on one side of the cooling cavity 3, a fan 32 disposed in the fan through hole 31, a ventilation groove 33 adapted to the fan through hole 31 and penetrating the cooling cavity 3, and an air outlet 34 disposed on the other side of the cooling cavity 3; the heat conducting fins 4 extend from the battery pack clamping groove 2 to the side surface of the cooling cavity 3; the ventilation groove 33 penetrates through the heat conduction fin 4 and is fixed with the heat conduction fin 4, and a ventilation groove air outlet 331 is formed in the side face, close to the battery pack clamping groove 2, of the ventilation groove 33.

The bottom plate 1 is preferably wider than the battery pack clamping groove 2 and is arranged at the bottoms of the battery pack clamping groove 2 and the cooling cavity 3; the cooling cavity 3 is in an air isolation state with the battery pack when the battery pack is inserted into the battery pack clamping groove 2; air cannot circulate from the interior of the supercooling chamber 3 to the battery pack. Preferably, the battery pack clamping groove 2 is provided with a plurality of groups, the heat conduction fins 4 are also provided with a plurality of groups, the batteries are inserted into the battery pack clamping groove 2 from the adjacent heat conduction fins 4, and the two adjacent heat conduction fins 4 are arranged on two sides of the battery pack clamping groove 2 to clamp a single battery. Preferably, the heat-conducting fins 4 are arranged to seal the supercooling cavity 3 in cross section. The fan 32 on the fan through hole 31 is used for cooling the heat conducting fins 4 and guiding heat transferred from the battery pack, and the ventilation groove 33 extends along the whole cooling cavity 3 and takes the heat out of the cooling cavity 3. The ventilation slot air outlet 331 blows air in the ventilation slot 33 into the cooling chamber 3. Set up like this and firstly can guarantee that the circulation of air in the ventilation groove 33 is smooth and easy earlier, can reduce the temperature of ventilation groove 33 fast, secondly, can send into wind through ventilation groove air outlet 331, realize in bigger ventilation space more slowly fast lasting cooling. For better effect, the heat conducting fins 4 and the ventilation slots 33 are made of heat conducting materials. The heat conduction material can be one of copper material, aluminum alloy material, steel material. The vent hole 41 is provided in the area of the heat conducting fin 4 within the cooling chamber 3.

The cooling cavity 3 comprises a top plate 35, a left side plate 36, a right side plate 37 and a front plate 38, wherein a closed ventilation space is defined by the top plate 35, the left side plate 36, the right side plate 37, the front plate 38, the bottom plate 1 and one side of the battery pack.

In order to optimize the air cooling path, the ventilation slot air outlet 331 is matched with the battery pack clamping slot 2. Each battery pack engaging groove 2 is provided in a fitting manner with one or more than two ventilation groove outlets 331, and preferably, the ventilation groove outlets 331 are provided on a plurality of inner side surfaces of the ventilation groove 33. Preferably, the vent slot outlet 331 is configured as an oblique outlet, so that air can be more easily introduced.

A plurality of battery pack engaging grooves 2 are provided so as to be used in combination. Preferably, the battery engaging grooves 2 are arranged side by side and are separated from each other by the heat conductive fin 4. Similarly, in order to further increase the cooling efficiency, the ventilation slots 33 may be disposed at least one, and may be disposed side by side or disposed vertically. The air outlet 34 is arranged at the bottom and/or the top of the side surface of the cooling cavity 3.

The utility model discloses a portable battery pack cooling box's application method does:

the battery is clamped in the battery pack clamping groove 2, two sides of the battery are attached to the inner side surface of the cooling cavity 3 and seal the inner side surface of the cooling cavity 3, and the side surface of the battery, the top plate 35, the left side plate 36, the right side plate 37, the front plate 38 and the bottom plate 1 enclose the sealed cooling cavity 3. Then the battery during operation, when the high temperature, heat conduction fin 4 and battery are the laminating, the heat can be guided to heat conduction fin 4 from the battery very fast, heat conduction fin 4 just begins to heat up in the part in cooling chamber 3, start fan 32, fan 32 ventilates to ventilation groove 33, can directly cool down to heat conduction fin 4 with ventilation groove 33 lug connection from one side of ventilation groove 33 to the direct air supply of opposite side, also can cool down to heat conduction fin 4 part in cooling chamber 3 through ventilation groove air outlet 331, then flow out cooling chamber 3 through exhaust vent 34 and carry out whole cooling.

To sum up, the utility model discloses a portable group battery cooling box can rapid cooling, and the radiating efficiency is high, can also keep relatively normal use temperature under high temperature environment. And the cooling effect is good, and the heat dissipation speed is high.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims (8)

1. The utility model provides a portable group battery cooling box which characterized in that: the cooling device comprises a bottom plate, a battery pack clamping groove arranged on the bottom plate, cooling cavities arranged on two sides of the battery pack clamping groove, heat-conducting fins with ventilation holes arranged on two sides of the battery pack clamping groove, a fan through hole arranged on one side of the cooling cavity, a fan arranged in the fan through hole, a ventilation groove matched with the fan through hole and penetrating through the cooling cavity, and an air outlet hole arranged on the other side of the cooling cavity; the heat conduction fins extend from the battery pack clamping groove to the side face of the cooling cavity; the ventilation groove penetrates through the heat conduction fins and is fixed with the heat conduction fins, and a ventilation groove air outlet is formed in the side face, close to the battery pack clamping groove, of the ventilation groove.

2. The portable battery pack cooling case of claim 1, wherein: the heat conduction fins and the ventilation grooves are made of heat conduction materials.

3. The portable battery pack cooling case of claim 1, wherein: the ventilation hole is arranged in the area where the heat conduction fin is located in the cooling cavity.

4. The portable battery pack cooling case of claim 1, wherein: the cooling cavity comprises a top plate, a left side plate, a right side plate and a front panel.

5. The portable battery pack cooling case of claim 1, wherein: the ventilation groove air outlet is matched with the battery pack clamping groove.

6. The portable battery pack cooling case of claim 1, wherein: the battery pack clamping grooves are arranged in plurality.

7. The portable battery pack cooling case of claim 1, wherein: the ventilation groove is provided with more than one ventilation groove.

8. The portable battery pack cooling case of claim 1, wherein: the air outlet is arranged at the bottom and/or the top of the side surface of the cooling cavity.

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